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logo Calflora  Illustrated Plant List 
San Elijo Lagoon Ecological Reserve
botanical inventory for San Elijo Lagoon Ecological Reserve

San Diego County

Susan Welker, Angelique Herman  / San Diego County, San Elijo Lagoon Conservancy  (2015-04-15)

Record Detail Nearby Surveys What Grows Here?
508 PLANTS
Abronia umbellata var. umbellata    Beach sand verbena
native
Perennial herb

NYCTAGINACEAE

Abronia umbellata var. umbellata
© 2014 Steve Matson
Abronia umbellata var. umbellata
© 2014 Steve Matson
Abronia umbellata var. umbellata
© 2014 Steve Matson

Acacia cyclops    Coastal wattle,  Cyclops acacia
invasive non-native
Shrub

FABACEAE

Acacia cyclops
© 2023 Ron Vanderhoff
Acacia cyclops
© 2018 Ron Vanderhoff
Acacia cyclops
© 2021 Ron Vanderhoff

Acacia dealbata    Silver wattle
invasive non-native
Tree, Shrub

FABACEAE

Acacia dealbata
© 2019 Gary McDonald
Acacia dealbata
© 2023 Ron Vanderhoff
Acacia dealbata
© 2024 Donald Burk

Acacia longifolia    Sydney golden wattle
non-native
Tree

FABACEAE

Acacia longifolia
© 2023 Asa B Spade
Acacia longifolia
© 2023 Asa B Spade
Acacia longifolia
© 2018 Ron Vanderhoff

Acacia melanoxylon    Blackwood acacia
invasive non-native
Tree

FABACEAE

Acacia melanoxylon
© 2022 Julian Geoghegan
Acacia melanoxylon
© 2019 Julian Geoghegan
Acacia melanoxylon
© 2023 Jennifer Mo

Acacia pycnantha    Golden wattle
invasive non-native
Tree, Shrub

FABACEAE

Acacia pycnantha
© 2023 Ron Vanderhoff
Acacia pycnantha
© 2020 Ron Vanderhoff
Acacia pycnantha
© 2020 Ron Vanderhoff

Acacia retinodes    Ever blooming acacia,  Everblooming acacia
non-native
Tree

FABACEAE

Acacia retinodes
© 2024 Ron Vanderhoff
Acacia retinodes
© 2023 Ron Vanderhoff
Acacia retinodes
© 2016 Ron Vanderhoff

Acacia saligna    Orange wattle
non-native
Tree, Shrub

FABACEAE

Acacia saligna
© 2016 Ron Vanderhoff
Acacia saligna
© 2020 Ron Vanderhoff
Acacia saligna
© 2020 Ron Vanderhoff

Achillea millefolium    Common yarrow
native
Perennial herb

ASTERACEAE

Achillea millefolium
© 2022 Andy Ford
Achillea millefolium
© 2020 Bob Sweatt
Achillea millefolium
© 2018 Gary McDonald

Acmispon americanus var. americanus    American bird's foot trefoil,  American trefoil,  Spanish lotus
native
Annual herb

FABACEAE

Acmispon americanus var. americanus
© 2015 Steve Matson
Acmispon americanus var. americanus
© 2015 Steve Matson
Acmispon americanus var. americanus
© 2015 Steve Matson

Acmispon glaber    Deerweed
native
Perennial herb

FABACEAE

Acmispon glaber
© 2021 Ron Vanderhoff
Acmispon glaber
© 2019 Diane Etchison
Acmispon glaber
© 2020 Ron Vanderhoff

native
Perennial herb

FABACEAE

Acmispon heermannii var. heermannii
© 2022 Ron Vanderhoff
Acmispon heermannii var. heermannii
© 2020 Ron Vanderhoff
Acmispon heermannii var. heermannii
© 2020 Ron Vanderhoff

Acmispon micranthus    Small flowered lotus
native
Annual herb

FABACEAE

Acmispon micranthus
© 2016 Aaron Echols
Acmispon micranthus
© 2016 James Bailey
Acmispon micranthus
© 2019 Ron Vanderhoff

Acmispon prostratus    Nuttall's acmispon
rare native
Annual herb

FABACEAE

Acmispon prostratus
© 2024 Ron Vanderhoff
Acmispon prostratus
© 2024 Ron Vanderhoff
Acmispon prostratus
© 2023 Eric Koberle

Acmispon strigosus    Strigose lotus
native
Annual herb

FABACEAE

Acmispon strigosus
© 2024 Mike Russler
Acmispon strigosus
© 2023 Ron Vanderhoff
Acmispon strigosus
© 2016 Steve Matson

Acourtia microcephala    Sacapellote
native
Perennial herb

ASTERACEAE

Acourtia microcephala
© 2022 Diane Etchison
Acourtia microcephala
© 2019 Ron Vanderhoff
Acourtia microcephala
© 2021 Aaron Echols

native
Tree, Shrub

ROSACEAE

Adenostoma fasciculatum
© 2019 Steve Matson
Adenostoma fasciculatum
© 2019 Steve Matson
Adenostoma fasciculatum
© 2019 Steve Matson

Adiantum jordanii    Adiantum,  maiden hair fern
native
Fern

PTERIDACEAE

Adiantum jordanii
© 2022 BOB CASE
Adiantum jordanii
© 2019 Ron Vanderhoff
Adiantum jordanii
© 2023 Mike Russler

Adolphia californica    California adolphia
rare native
Shrub

RHAMNACEAE

Adolphia californica
© 2024 Eric Koberle
Adolphia californica
© 2024 Eric Koberle
Adolphia californica
© 2023 Matt Berger

Aeonium arboreum    Tree aenium
non-native
Shrub

CRASSULACEAE

Aeonium arboreum
© 2021 Ron Vanderhoff
Aeonium arboreum
© 2021 Ron Vanderhoff
Aeonium arboreum
© 2020 Ron Vanderhoff

Agave shawii    Coastal agave,  Shaw's agave
native
Shrub

AGAVACEAE

Agave shawii
© 2011 Keir Morse
Agave shawii
© 2022 Olga Batalov
Agave shawii
© 2011 Keir Morse

Agrostis stolonifera    Creeping bentgrass,  Redtop
invasive non-native
Perennial grass

POACEAE

Agrostis stolonifera
© 2018 Rachelle Gray
Agrostis stolonifera
© 2018 Rachelle Gray
Agrostis stolonifera
© 2018 Rachelle Gray

Allium haematochiton    Red skinned onion,  Redskin onion
native
Perennial herb (bulb)

ALLIACEAE

Allium haematochiton
© 2017 Steve Matson
Allium haematochiton
© 2017 Steve Matson
Allium haematochiton
© 2017 Steve Matson

Allium praecox    Early onion
native
Perennial herb (bulb)

ALLIACEAE

Allium praecox
© 2006 Steve Matson
Allium praecox
© 2006 Steve Matson
Allium praecox
© 2006 Steve Matson

Allophyllum glutinosum    Sticky false gilia,  Sticky false gilyflower
native
Annual herb

POLEMONIACEAE

Allophyllum glutinosum
© 2020 Ron Vanderhoff
Allophyllum glutinosum
© 2023 Ron Vanderhoff
Allophyllum glutinosum
© 2022 Ron Vanderhoff

Amaranthus albus    Pigweed amaranth,  Tumbleweed
non-native
Annual herb

AMARANTHACEAE

Amaranthus albus
© 2014 Steve Matson
Amaranthus albus
© 2014 Steve Matson
Amaranthus albus
© 2018 Ron Vanderhoff

Amblyopappus pusillus    Amblyopappus,  Dwarf coastweed,  Pineapple weed
native
Annual herb

ASTERACEAE

Amblyopappus pusillus
© 2006 Steve Matson
Amblyopappus pusillus
© 2006 Steve Matson
Amblyopappus pusillus
© 2006 Steve Matson

Ambrosia chamissonis    Beach bur,  Silver beachweed
native
Perennial herb

ASTERACEAE

Ambrosia chamissonis
© 2016 Steve Matson
Ambrosia chamissonis
© 2016 Steve Matson
Ambrosia chamissonis
© 2017 Ron Vanderhoff

Ambrosia psilostachya    Ragweed,  Western ragweed
native
Perennial herb

ASTERACEAE

Ambrosia psilostachya
© 2021 Mary Ann Machi
Ambrosia psilostachya
© 2022 Ron Vanderhoff
Ambrosia psilostachya
© 2022 Ron Vanderhoff

Amorpha fruticosa    Desert indigobush,  Western false indigo
native
Shrub

FABACEAE

Amorpha fruticosa
© 2020 Ron Vanderhoff
Amorpha fruticosa
© 2008 Gerald Carr
Amorpha fruticosa
© 2018 Ron Vanderhoff

Amsinckia intermedia    Common fiddleneck
native
Annual herb

BORAGINACEAE

Amsinckia intermedia
© 2020 Matt Berger
Amsinckia intermedia
© 2019 Ron Vanderhoff
Amsinckia intermedia
© 2021 David popp

Amsinckia menziesii    Menzies' fiddleneck,  Small flowered fiddleneck
native
Annual herb

BORAGINACEAE

Amsinckia menziesii
© 2020 Ron Vanderhoff
Amsinckia menziesii
© 2022 Catherine Chang
Amsinckia menziesii
© 2022 Catherine Chang

Anagallis arvensis    Scarlet pimpernel
non-native
Annual herb

MYRSINACEAE

Anagallis arvensis
© 2017 B.J. Dion
Anagallis arvensis
© 2018 Stacie Wolny
Anagallis arvensis
© 2017 B.J. Dion

Anemopsis californica    Yerba mansa
native
Perennial herb

SAURURACEAE

Anemopsis californica
© 2022 Steve Matson
Anemopsis californica
© 2022 Steve Matson
Anemopsis californica
© 2022 Steve Matson

Anthemis cotula    Dog fennel,  Mayweed, dog fennel,  Stinking chamomile
invasive non-native
Annual herb

ASTERACEAE

Anthemis cotula
© 2017 Diane Etchison
Anthemis cotula
© 2019 Nathan Taxel
Anthemis cotula
© 2019 Dave Beller

Antirrhinum kelloggii    Climbing snapdragon,  Kellogg's snapdragon,  Lax snapdragon
native
Annual herb

PLANTAGINACEAE

Antirrhinum kelloggii
© 2023 Ron Vanderhoff
Antirrhinum kelloggii
© 2019 David Greenberger
Antirrhinum kelloggii
© 2019 Ron Vanderhoff

Antirrhinum nuttallianum ssp. nuttallianum    Nuttall's snapdragon
native
Annual, Perennial herb

PLANTAGINACEAE

Antirrhinum nuttallianum ssp. nuttallianum
© 2023 Ron Vanderhoff
Antirrhinum nuttallianum ssp. nuttallianum
© 2019 Ron Vanderhoff
Antirrhinum nuttallianum ssp. nuttallianum
© 2019 Ron Vanderhoff

Antirrhinum nuttallianum ssp. subsessile    Nuttall's snapdragon
native
Annual, Perennial herb

PLANTAGINACEAE

Antirrhinum nuttallianum ssp. subsessile
© 2017 Steve Matson
Antirrhinum nuttallianum ssp. subsessile
© 2017 Steve Matson
Antirrhinum nuttallianum ssp. subsessile
© 2017 Steve Matson

Aphanes occidentalis    Western lady's mantle
native
Annual, Perennial herb

ROSACEAE

Aphanes occidentalis
© 2024 Mike Russler
Aphanes occidentalis
© 2025 Ron Vanderhoff
Aphanes occidentalis
© 2024 Mike Russler

Apium graveolens    Smallage,  Garden celery
non-native
Annual, Biennial herb

APIACEAE

Apium graveolens
© 2016 Joan Hampton
Apium graveolens
© 2019 Nathan Taxel
Apium graveolens
© 2016 Joan Hampton

Arctostaphylos glandulosa ssp. crassifolia    Costa baja manzanita,  Del mar manzanita
rare native
Shrub

ERICACEAE

Arctostaphylos glandulosa ssp. crassifolia
© 2019 Diane Etchison
Arctostaphylos glandulosa ssp. crassifolia
© 2023 R.A. Chasey
Arctostaphylos glandulosa ssp. crassifolia
© 2016 Chris Hendrickson

Aristida purpurea    Purple three awn,  Purple threeawn
native
Perennial grass

POACEAE

Aristida purpurea
© 2015 Steve Matson
Aristida purpurea
© 2015 Steve Matson
Aristida purpurea
© 2015 Steve Matson

Artemisia californica    California sagebrush,  Coast sagebrush,  Coastal sage brush
native
Shrub

ASTERACEAE

Artemisia californica
© 2018 James Gonsman
Artemisia californica
© 2019 Aaron Echols
Artemisia californica
© 2018 Ron Vanderhoff

Artemisia douglasiana    California mugwort,  Douglas' sagewort
native
Perennial herb

ASTERACEAE

Artemisia douglasiana
© 2022 Ron Vanderhoff
Artemisia douglasiana
© 2016 Glen Schneider
Artemisia douglasiana
© 2021 Mike Russler

Artemisia dracunculus    Herbaceous sagewort,  Pinon wormwood,  Tarragon
native
Perennial herb

ASTERACEAE

Artemisia dracunculus
© 2022 Steve Matson
Artemisia dracunculus
© 2022 Steve Matson
Artemisia dracunculus
© 2022 Steve Matson

Artemisia palmeri    San diego sagewort
rare native
Shrub

ASTERACEAE

Artemisia palmeri
© 2016 Chris Hendrickson
Artemisia palmeri
© 2018 Angelique Herman
Artemisia palmeri
© 2018 Angelique Herman

Arthrocnemum subterminale    Parish's glasswort
native
Perennial herb

CHENOPODIACEAE

Arthrocnemum subterminale
© 2020 Sandy Leatherman
Arthrocnemum subterminale
© 2021 Denise Defreese
Arthrocnemum subterminale
© 2020 Ron Vanderhoff

Arundo donax    Giant reed
invasive non-native
Perennial grass

POACEAE

Arundo donax
© 2013 Miriam Sachs Martin
Arundo donax
© 2020 Jennifer Mo
Arundo donax
© 2018 Ron Vanderhoff

Asparagus asparagoides    African asparagus fern
invasive non-native
Vine

ASPARAGACEAE

Asparagus asparagoides
© 2023 Cynthia Powell
Asparagus asparagoides
© 2018 Ron Vanderhoff
Asparagus asparagoides
© 2022 Joan Miller

Asparagus officinalis    Garden asparagus
non-native
Perennial herb

ASPARAGACEAE

Asparagus officinalis
© 2020 Randy Huey
Asparagus officinalis
© 2017 Vanessa Yava
Asparagus officinalis
© 2014 Richard Chasey

Asphodelus fistulosus    Asphodel,  Onionweed
invasive non-native
Perennial herb

ASPHODELACEAE

Asphodelus fistulosus
© 2017 Steve Matson
Asphodelus fistulosus
© 2017 Steve Matson
Asphodelus fistulosus
© 2019 Ron Vanderhoff

Astragalus trichopodus var. lonchus    Santa barbara milk vetch,  Santa barbara milkvetch,  Southern california milkvetch
native
Perennial herb

FABACEAE

Astragalus trichopodus var. lonchus
© 2020 Ron Vanderhoff
Astragalus trichopodus var. lonchus
© 2024 Ron Vanderhoff
Astragalus trichopodus var. lonchus
© 2022 Ron Vanderhoff

Atriplex canescens ssp. canescens    Fourwing saltbush
native
Shrub

CHENOPODIACEAE

Atriplex canescens ssp. canescens
© 2017 Ron Vanderhoff
Atriplex canescens ssp. canescens
© 2020 Ron Vanderhoff
Atriplex canescens ssp. canescens
© 2019 Kevin Woolen

Atriplex coulteri    Coulter's saltbush
rare native
Perennial herb

CHENOPODIACEAE

Atriplex coulteri
© 2017 Ron Vanderhoff
Atriplex coulteri
© 2021 Ron Vanderhoff
Atriplex coulteri
© 2021 Ron Vanderhoff

Atriplex lentiformis    Big saltbush
native
Shrub

CHENOPODIACEAE

Atriplex lentiformis
© 2024 Ron Vanderhoff
Atriplex lentiformis
© 2017 Ron Vanderhoff
Atriplex lentiformis
© 2019 Diane Etchison

Atriplex patula    Fat hen,  Fathen saltweed,  Spear orache
native
Annual herb

CHENOPODIACEAE

Atriplex patula
© 2017 Vanessa Yava
Atriplex patula
© 2024 Kyle Suchy
Atriplex patula
© 2017 Vanessa Yava

Atriplex prostrata    Fat-hen
non-native
Annual herb

CHENOPODIACEAE

Atriplex prostrata
© 2013 Michael Mitchell
Atriplex prostrata
© 2023 Ron Vanderhoff
Atriplex prostrata
© 2018 Ron Vanderhoff

Atriplex semibaccata    Australian saltbush
invasive non-native
Perennial herb

CHENOPODIACEAE

Atriplex semibaccata
© 2015 James Bailey
Atriplex semibaccata
© 2021 David Wolfson
Atriplex semibaccata
© 2020 Ron Vanderhoff

Atriplex suberecta    Peregrine saltbush
non-native
Annual herb

CHENOPODIACEAE

Atriplex suberecta
© 2024 Ron Vanderhoff
Atriplex suberecta
© 2021 Ron Vanderhoff
Atriplex suberecta
© 2021 Ron Vanderhoff

Avena barbata    Slender oat,  Slim oat
invasive non-native
Annual grass

POACEAE

Avena barbata
© 2018 Julian Geoghegan
Avena barbata
© 2023 David popp
Avena barbata
© 2019 Ron Vanderhoff

Avena fatua    Wild oat,  Wildoat
invasive non-native
Annual grass

POACEAE

Avena fatua
© 2018 Gary McDonald
Avena fatua
© 2023 Ron Vanderhoff
Avena fatua
© 2023 Matt Berger

Avena sterilis    Animated oat,  Sterile oats
invasive non-native
Annual grass

POACEAE

Avena sterilis
© 2014 Keir Morse
Avena sterilis
© 2014 Keir Morse
Avena sterilis
© 2014 Keir Morse

Baccharis pilularis    Coyote brush,  Dwarf chaparral broom
native
Shrub

ASTERACEAE

Baccharis pilularis
© 2022 Ryan O'Dell
Baccharis pilularis
© 2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
Baccharis pilularis
© 2018 Cynthia Powell

Baccharis salicifolia    Mule fat., seep willow,  Mule's fat,  Mulefat
native
Shrub

ASTERACEAE

Baccharis salicifolia
© 2023 Julia Markey
Baccharis salicifolia
© 2024 Ron Vanderhoff
Baccharis salicifolia
© 2020 Aaron Echols

Baccharis sarothroides    Desertbroom baccharis
native
Shrub

ASTERACEAE

Baccharis sarothroides
© 2022 Ron Vanderhoff
Baccharis sarothroides
© 2022 Ron Vanderhoff
Baccharis sarothroides
© 2022 Ron Vanderhoff

Bassia hyssopifolia    Five horn bassia,  Fivehorn smotherweed
invasive non-native
Annual herb

CHENOPODIACEAE

Bassia hyssopifolia
© 2023 Ron Vanderhoff
Bassia hyssopifolia
© 2021 Ron Vanderhoff
Bassia hyssopifolia
© 2022 Bob Sweatt

Berberis pinnata    California barberry,  Coast barberry,  Shiny leaf mahonia
native
Shrub

BERBERIDACEAE

Berberis pinnata
© 2021 Ron Vanderhoff
Berberis pinnata
© 2022 Alice Cummings
Berberis pinnata
© 2021 Ron Vanderhoff

Bloomeria crocea var. crocea    Common goldenstar
native
Perennial herb

THEMIDACEAE

Bloomeria crocea var. crocea
© 2019 Michael Mitchell
Bloomeria crocea var. crocea
© 2019 Ron Vanderhoff
Bloomeria crocea var. crocea
© 2017 Aaron Echols

native
Perennial grasslike herb

CYPERACEAE

Bolboschoenus maritimus ssp. paludosus
© 2024 R.A. Chasey
Bolboschoenus maritimus ssp. paludosus
© 2024 R.A. Chasey
Bolboschoenus maritimus ssp. paludosus
© 2020 Alice Cummings

Bothriochloa barbinodis    Beard grass,  Cane beardgrass,  Cane bluestem
native
Perennial grass

POACEAE

Bothriochloa barbinodis
© 2022 Ron Vanderhoff
Bothriochloa barbinodis
© 2018 Ron Vanderhoff
Bothriochloa barbinodis
© 2015 Ron Vanderhoff

Brachypodium distachyon    False brome,  Purple false brome
invasive non-native
Annual, Perennial grass

POACEAE

Brachypodium distachyon
© 2019 Ron Vanderhoff
Brachypodium distachyon
© 2021 John Rawlings
Brachypodium distachyon
© 2019 Ron Vanderhoff

Brassica nigra    Black mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica nigra
© 2021 Ron Vanderhoff
Brassica nigra
© 2019 Ron Vanderhoff
Brassica nigra
© 2019 Ron Vanderhoff

Brassica rapa    Common mustard,  Field mustard,  Rape mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica rapa
© 2024 David Wolfson
Brassica rapa
© 2021 Diane Etchison
Brassica rapa
© 2018 Angelique Herman

Brassica tournefortii    Saharan mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica tournefortii
© 2023 Julia Markey
Brassica tournefortii
© 2018 Jeffrey Black
Brassica tournefortii
© 2021 Ron Vanderhoff

Brickellia californica var. californica    Brickell bush,  California brickellbush,  California brickellia
native
Shrub

ASTERACEAE

Brickellia californica var. californica
© 2022 Steve Matson
Brickellia californica var. californica
© 2022 Steve Matson
Brickellia californica var. californica
© 2023 Helen Hancock

Bromus carinatus    California brome
native
Perennial grass

POACEAE

Bromus carinatus
© 2020 Ron Vanderhoff
Bromus carinatus
© 2022 David popp
Bromus carinatus
© 2014 Vertin Alvarez

Bromus catharticus    Rescue grass,  Rescuegrass
non-native
Annual, Perennial grass

POACEAE

Bromus catharticus
© 2016 Andrew Longman
Bromus catharticus
© 2020 Ramona Robison
Bromus catharticus
© 2011 Toni Corelli

Bromus diandrus    Bromegrass,  Ripgut brome,  Ripgut grass
invasive non-native
Annual grass

POACEAE

Bromus diandrus
© Alize
Bromus diandrus
© 2021 Richard Spjut
Bromus diandrus
© 2024 David popp

Bromus hordeaceus    Soft brome,  Soft chess
invasive non-native
Annual grass

POACEAE

Bromus hordeaceus
© 2023 Ron Vanderhoff
Bromus hordeaceus
© 2018 Gary McDonald
Bromus hordeaceus
© 2018 Gary McDonald

Bromus matritensis    Foxtail chess, foxtail brome,  Madrid brome,  Spanish brome
non-native
Annual grass

POACEAE

Bromus matritensis
© 2022 Steve Matson
Bromus matritensis
© 2023 Stephen H Siemsen
Bromus matritensis
© 2015 Chris Jaster

invasive non-native
Annual grass

POACEAE

Bromus matritensis ssp. rubens
© 2015 Chris Jaster
Bromus matritensis ssp. rubens
© 2015 jamie smith
Bromus matritensis ssp. rubens
© 2018 Gary McDonald

Cakile maritima    European searocket,  Sea rocket
invasive non-native
Annual herb

BRASSICACEAE

Cakile maritima
© 2019 Diane Etchison
Cakile maritima
© 2021 R.A. Chasey
Cakile maritima
© 2019 Diane Etchison

Calandrinia ciliata    red maids,  Calandrinia
native
Annual herb

MONTIACEAE

Calandrinia ciliata
© 2021 Mary Ann Machi
Calandrinia ciliata
© 2024 Ron Vanderhoff
Calandrinia ciliata
© 2019 Ron Vanderhoff

Calochortus splendens    Splendid mariposa lily
native
Perennial herb

LILIACEAE

Calochortus splendens
© 2019 Gordon Jenkins
Calochortus splendens
© 2024 Ken-ichi Ueda
Calochortus splendens
© 2021 Jerry Maryniuk

Calochortus weedii var. weedii    Weed's mariposa lily
native
Perennial herb

LILIACEAE

Calochortus weedii var. weedii
© 2022 Ron Vanderhoff
Calochortus weedii var. weedii
© 2020 Ron Vanderhoff
Calochortus weedii var. weedii
© 2018 Diane Etchison

Calystegia macrostegia    Island false bindweed,  Island morning glory
native
Perennial herb, Vine

CONVOLVULACEAE

Calystegia macrostegia
© 2020 Steven M Norris
Calystegia macrostegia
© 2022 Ron Vanderhoff
Calystegia macrostegia
© 2018 Ron Vanderhoff

Calystegia macrostegia ssp. tenuifolia    Island false bindweed,  San diego morning glory
native
Perennial herb, Vine

CONVOLVULACEAE

Calystegia macrostegia ssp. tenuifolia
© 2019 Diane Etchison
Calystegia macrostegia ssp. tenuifolia
© 2019 Diane Etchison
Calystegia macrostegia ssp. tenuifolia
© 2019 Diane Etchison

Camissoniopsis bistorta    California sun cup
native
Annual herb

ONAGRACEAE

Camissoniopsis bistorta
© 2019 Ron Vanderhoff
Camissoniopsis bistorta
© 2023 Ron Vanderhoff
Camissoniopsis bistorta
© 2019 Ken Hickman

native
Perennial herb

ONAGRACEAE

Camissoniopsis cheiranthifolia ssp. suffruticosa
© 2024 Mike Russler
Camissoniopsis cheiranthifolia ssp. suffruticosa
© 2017 Steve Matson
Camissoniopsis cheiranthifolia ssp. suffruticosa
© 2017 Steve Matson

Camissoniopsis lewisii    Lewis' evening-primrose
rare native
Annual herb

ONAGRACEAE

Camissoniopsis lewisii
© 2019 Diane Etchison
Camissoniopsis lewisii
© 2019 Diane Etchison
Camissoniopsis lewisii
© 2016 William Jones

Camissoniopsis robusta    Robust subcup
native
Annual herb

ONAGRACEAE

Camissoniopsis robusta
© 2019 Diane Etchison
Camissoniopsis robusta
© 2015 Keir Morse
Camissoniopsis robusta
© 2015 Keir Morse

Cardamine californica    California toothwort,  milkmaids
native
Perennial herb

BRASSICACEAE

Cardamine californica
© 2020 Barbara Peck
Cardamine californica
© 2019 Ron Vanderhoff
Cardamine californica
© 2019 Ron Vanderhoff

Cardamine hirsuta    Hairy bitter cress,  Hairy bittercress
non-native
Annual herb

BRASSICACEAE

Cardamine hirsuta
© 2020 Ken Lunders
Cardamine hirsuta
© 2022 Donald Burk
Cardamine hirsuta
© 2024 Jim Xerogeanes

Cardamine oligosperma    Bitter cress,  Idaho bittercress
native
Annual, Perennial herb

BRASSICACEAE

Cardamine oligosperma
© 2008 Steve Matson
Cardamine oligosperma
© 2008 Steve Matson
Cardamine oligosperma
© 2008 Steve Matson

Cardionema ramosissimum    Sand mat,  Sandcarpet
native
Perennial herb

CARYOPHYLLACEAE

Cardionema ramosissimum
© 2023 Ron Vanderhoff
Cardionema ramosissimum
© 2015 Michael Mitchell
Cardionema ramosissimum
© 2019 John Rawlings

Carduus pycnocephalus    Italian thistle
invasive non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus
© 2019 Gary McDonald
Carduus pycnocephalus
© 2023 Diana Wahl
Carduus pycnocephalus
© 2023 Ron Vanderhoff

Carex spissa    San diego sedge
native
Perennial grasslike herb

CYPERACEAE

Carex spissa
© 2016 Steve Matson
Carex spissa
© 2016 Steve Matson
Carex spissa
© 2016 Steve Matson

Carex triquetra    Triangular fruit sedge,  Triangularfruit sedge
native
Perennial grasslike herb

CYPERACEAE

Carex triquetra
© 2009 Adonis (Don) Tate
Carex triquetra
© 2015 Diane Etchison
Carex triquetra
© 2003 Steve Matson

Carpobrotus chilensis    Sea fig
invasive non-native
Perennial herb

AIZOACEAE

Carpobrotus chilensis
© 2018 Nicole Leatherman
Carpobrotus chilensis
© 2016 Steve Matson
Carpobrotus chilensis
© 2021 Cynthia Powell

Carpobrotus edulis    Hottentot fig,  Iceplant,  Sea fig
invasive non-native
Perennial herb

AIZOACEAE

Carpobrotus edulis
© 2021 Michelle Karle
Carpobrotus edulis
© 2017 Lisa Miller
Carpobrotus edulis
© 2018 Michael Chasse

Castilleja affinis ssp. affinis    Coast indian paintbrush
native
Perennial herb

OROBANCHACEAE

Castilleja affinis ssp. affinis
© 2006 Steve Matson
Castilleja affinis ssp. affinis
© 2006 Steve Matson
Castilleja affinis ssp. affinis
© 2019 Ron Vanderhoff

Castilleja densiflora ssp. gracilis    Denseflower indian paintbrush,  Graceful owl's clover
native
Annual herb

OROBANCHACEAE

Castilleja densiflora ssp. gracilis
© 2022 Ron Vanderhoff
Castilleja densiflora ssp. gracilis
© 2022 Ron Vanderhoff
Castilleja densiflora ssp. gracilis
© 2022 Ron Vanderhoff

Castilleja exserta    Owl's clover,  Purple owl's clover
native
Annual herb

OROBANCHACEAE

Castilleja exserta
© 2017 B.J. Dion
Castilleja exserta
© 2018 Saskia Raether
Castilleja exserta
© 2019 Diane Etchison

Castilleja foliolosa    Texas paintbrush,  Woolly indian paintbrush
native
Perennial herb

OROBANCHACEAE

Castilleja foliolosa
© 2018 Steve Matson
Castilleja foliolosa
© 2018 Steve Matson
Castilleja foliolosa
© 2019 Ron Vanderhoff

Caulanthus heterophyllus    San diego wild cabbage,  Slender pod jewelflower
native
Annual herb

BRASSICACEAE

Caulanthus heterophyllus
© 2023 Caitlin Kreutz
Caulanthus heterophyllus
© 2023 Morgan Stickrod
Caulanthus heterophyllus
© 2019 Ron Vanderhoff

Ceanothus verrucosus    Barranca brush,  White coast ceanothus,  Wart-Stemmed Ceanothus
rare native
Shrub

RHAMNACEAE

Ceanothus verrucosus
© 2024 Karen Fraser
Ceanothus verrucosus
© 2019 Diane Etchison
Ceanothus verrucosus
© 2015 Ron Vanderhoff

Centaurea melitensis    Maltese star thistle,  Napa star thistle,  Tocalote
invasive non-native
Annual herb

ASTERACEAE

Centaurea melitensis
© 2019 Ron Vanderhoff
Centaurea melitensis
© 2020 Ron Vanderhoff
Centaurea melitensis
© 2020 Laura Anna Arellano

Cerastium glomeratum    Large mouse ears,  Mouseear chickweed,  Sticky chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Cerastium glomeratum
© 2023 Ron Vanderhoff
Cerastium glomeratum
© 2023 Ron Vanderhoff
Cerastium glomeratum
© 2023 R.A. Chasey

Cercocarpus minutiflorus    Smooth mountain mahogany
native
Shrub

ROSACEAE

Cercocarpus minutiflorus
© 2012 Ron Vanderhoff
Cercocarpus minutiflorus
© 2020 Ron Vanderhoff
Cercocarpus minutiflorus
© 2020 Ron Vanderhoff

Chaenactis glabriuscula    Common yellow chaenactis,  Yellow pincushion
native
Annual herb

ASTERACEAE

Chaenactis glabriuscula
© 2019 Marisa Persaud
Chaenactis glabriuscula
© 2016 Steve Matson
Chaenactis glabriuscula
© 2019 Marisa Persaud

Chaenactis glabriuscula var. orcuttiana    Orcutt's yellow chaenactis,  Orcutt's yellow pincushion
rare native
Annual herb

ASTERACEAE

Chaenactis glabriuscula var. orcuttiana
© 2024 Ron Vanderhoff
Chaenactis glabriuscula var. orcuttiana
© 2024 Ron Vanderhoff
Chaenactis glabriuscula var. orcuttiana
© 2024 Ron Vanderhoff

Chasmanthe floribunda    African cornflag,  Chasmanthe
invasive non-native
Perennial herb

IRIDACEAE

Chasmanthe floribunda
© 2024 Ron Vanderhoff
Chasmanthe floribunda
© 2024 Ron Vanderhoff
Chasmanthe floribunda
© 2017 Ron Vanderhoff

Chenopodium album    Lamb's quarters,  Lambs quarters,  White goosefoot
non-native
Annual herb

CHENOPODIACEAE

Chenopodium album
© 2022 Ron Vanderhoff
Chenopodium album
© 2014 Toni Corelli
Chenopodium album
© 2022 Ron Vanderhoff

Chenopodium berlandieri    Berlandier's goosefoot,  Pit seed goosefoot
native
Annual herb

CHENOPODIACEAE

Chenopodium berlandieri
© 2003 Keir Morse
Chenopodium berlandieri
© 2003 Keir Morse
Chenopodium berlandieri
© 2003 Keir Morse

Chenopodium californicum    California goosefoot,  Pigweed,  Soaproot
native
Perennial herb

CHENOPODIACEAE

Chenopodium californicum
© 2023 Mike Russler
Chenopodium californicum
© 2023 Mike Russler
Chenopodium californicum
© 2023 Mike Russler

native
Perennial herb

AGAVACEAE

Chlorogalum parviflorum
© 2022 Scott Henry
Chlorogalum parviflorum
© 2014 Diane Etchison
Chlorogalum parviflorum
© 2014 Diane Etchison

Chorizanthe procumbens    Prostrate spineflower
native
Annual herb

POLYGONACEAE

Chorizanthe procumbens
© 2019 Diane Etchison
Chorizanthe procumbens
© 2023 Ron Vanderhoff
Chorizanthe procumbens
© 2023 Ron Vanderhoff

Chorizanthe staticoides    Turkish rugging
native
Annual herb

POLYGONACEAE

Chorizanthe staticoides
© 2019 Ron Vanderhoff
Chorizanthe staticoides
© 2019 Bryant Baker
Chorizanthe staticoides
© 2019 Ron Vanderhoff

Cirsium occidentale    Cobweb thistle,  Western thistle
native
Perennial herb

ASTERACEAE

Cirsium occidentale
© 2011 Steve Matson
Cirsium occidentale
© 2011 Steve Matson
Cirsium occidentale
© 2011 Steve Matson

Cistus salviifolius    Sage leaf rockrose,  Salvia cistus
non-native
Shrub (stem succulent)

CISTACEAE

Cistus salviifolius
© 2024 David Wolfson
Cistus salviifolius
© 2024 David Wolfson
Cistus salviifolius
© 2017 Ron Vanderhoff

Clarkia epilobioides    Canyon clarkia,  Willow herb clarkia
native
Annual herb

ONAGRACEAE

Clarkia epilobioides
© 2017 Steve Matson
Clarkia epilobioides
© 2017 Steve Matson
Clarkia epilobioides
© 2017 Steve Matson

Claytonia perfoliata    Miners lettuce,  Miner's lettuce,  Rooreh (Ohlone)
native
Annual herb

MONTIACEAE

Claytonia perfoliata
© 2008 Steve Matson
Claytonia perfoliata
© 2019 Gary McDonald
Claytonia perfoliata
© 2020 Matt Berger

Claytonia perfoliata ssp. perfoliata    Claytonia,  Miner's lettuce
native
Annual herb

MONTIACEAE

Claytonia perfoliata ssp. perfoliata
© 2008 Steve Matson
Claytonia perfoliata ssp. perfoliata
© 2008 Steve Matson
Claytonia perfoliata ssp. perfoliata
© 2008 Steve Matson

Clematis pauciflora    Few flowered clematis,  Hill clematis,  Ropevine clematis
native
Perennial herb, Vine

RANUNCULACEAE

Clematis pauciflora
© 2015 Diane Etchison
Clematis pauciflora
© 2019 Ron Vanderhoff
Clematis pauciflora
© 2019 Diane Etchison

Cneoridium dumosum    Bush rue,  Bushrue
native
Shrub

RUTACEAE

Cneoridium dumosum
© 2023 Ron Vanderhoff
Cneoridium dumosum
© 2020 Ron Vanderhoff
Cneoridium dumosum
© 2013 Cynthia Keiser

Collinsia heterophylla    Purple chinese houses
native
Annual herb

PLANTAGINACEAE

Collinsia heterophylla
© 2022 Mary Ann Machi
Collinsia heterophylla
© 2019 David Greenberger
Collinsia heterophylla
© 2019 Ron Vanderhoff

Collinsia heterophylla var. heterophylla    Purple chinese houses,  Chinese-Houses
native
Annual herb

PLANTAGINACEAE

Collinsia heterophylla var. heterophylla
© 2008 Steve Matson
Collinsia heterophylla var. heterophylla
© 2014 Steve Matson
Collinsia heterophylla var. heterophylla
© 2019 Ron Vanderhoff

rare native
Shrub

ERICACEAE

Comarostaphylis diversifolia ssp. diversifolia
© 2015 Keir Morse
Comarostaphylis diversifolia ssp. diversifolia
© 2021 Ron Vanderhoff
Comarostaphylis diversifolia ssp. diversifolia
© 2021 Ron Vanderhoff

Conium maculatum    Poison hemlock
invasive non-native
Perennial herb

APIACEAE

Conium maculatum
© 2024 Cynthia Powell
Conium maculatum
© 2013 Toni Corelli
Conium maculatum
© 2016 Cynthia Powell

Convolvulus arvensis    Field bindweed,  Orchard morningglory
invasive non-native
Perennial herb, Vine

CONVOLVULACEAE

Convolvulus arvensis
© 2022 Steve Matson
Convolvulus arvensis
© 2021 Ron Vanderhoff
Convolvulus arvensis
© 2022 Steve Matson

Convolvulus simulans    Small flowered morning glory
rare native
Annual herb

CONVOLVULACEAE

Convolvulus simulans
© 2016 Ron Vanderhoff
Convolvulus simulans
© 2017 James Bailey
Convolvulus simulans
© 2023 David Gowen

Cordylanthus rigidus    Rigid bird's beak,  Stiffbranch bird's beak
native
Annual herb (hemiparasitic)

OROBANCHACEAE

Cordylanthus rigidus
© 2021 Mike Russler
Cordylanthus rigidus
© 2023 Ron Vanderhoff
Cordylanthus rigidus
© 2021 Mike Russler

Corethrogyne filaginifolia    Common sandaster
native
Perennial herb

ASTERACEAE

Corethrogyne filaginifolia
© 2022 Mike Russler
Corethrogyne filaginifolia
© 2018 Ron Vanderhoff
Corethrogyne filaginifolia
© 2023 Ron Vanderhoff

Corethrogyne filaginifolia var. linifolia    Del mar mesa sand aster,  Del mar mesa sandaster
rare native
Perennial herb

ASTERACEAE

Corethrogyne filaginifolia var. linifolia
© 2022 Alexander S. Kunz
Corethrogyne filaginifolia var. linifolia
© 2024 Mike Russler
Corethrogyne filaginifolia var. linifolia
© 2024 Mike Russler

Cortaderia selloana    Uruguayan pampas grass
invasive non-native
Perennial grass

POACEAE

Cortaderia selloana
© 2023 Cynthia Powell
Cortaderia selloana
© 2023 Randall English
Cortaderia selloana
© 2022 Ron Vanderhoff

Cotula coronopifolia    Brass buttons,  Common brassbuttons
invasive non-native
Perennial herb

ASTERACEAE

Cotula coronopifolia
© 2022 Steve Matson
Cotula coronopifolia
© 2022 Steve Matson
Cotula coronopifolia
© 2018 Adam Chasey

Crassula connata    Pigmy weed,  Sand pygmy weed,  Sand pygmyweed
native
Annual herb

CRASSULACEAE

Crassula connata
© 2019 Ron Vanderhoff
Crassula connata
© 2022 Sameer Saroa
Crassula connata
© 2019 Adam Chasey

Cressa truxillensis    Alkali weed,  Spreading alkaliweed
native
Perennial herb

CONVOLVULACEAE

Cressa truxillensis
© 2022 John Doyen
Cressa truxillensis
© 2022 John Doyen
Cressa truxillensis
© 2018 Ron Vanderhoff

Crocosmia   


Croton californicus    California croton,  Desert croton
native
Perennial herb

EUPHORBIACEAE

Croton californicus
© 2008 Steve Matson
Croton californicus
© 2008 Steve Matson
Croton californicus
© 2017 Steve Matson

Croton setigerus    Turkey-mullein
native
Annual herb

EUPHORBIACEAE

Croton setigerus
© 2011 Steve Matson
Croton setigerus
© 2011 Steve Matson
Croton setigerus
© 2014 Richard Chasey

Crypsis schoenoides    Swamp grass,  Swamp picklegrass,  Swamp pricklegrass
non-native
Annual grass

POACEAE

Crypsis schoenoides
© 2023 Ron Vanderhoff
Crypsis schoenoides
© 2018 Ron Vanderhoff
Crypsis schoenoides
© 2019 Ron Vanderhoff

Cryptantha intermedia    Clearwater cryptantha,  Common cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha intermedia
© 2020 Ron Vanderhoff
Cryptantha intermedia
© 2019 Ron Vanderhoff
Cryptantha intermedia
© 2019 Ron Vanderhoff

Cryptantha micromeres    Minute flowered cryptantha,  Pygmyflower cryptantha,  Small flowered cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha micromeres
© 2024 Joe Broberg
Cryptantha micromeres
© 2020 Ken Hickman
Cryptantha micromeres
© 2025 R.A. Chasey

Cucurbita foetidissima    Calabazilla,  Missouri gourd,  Mock orange
native
Perennial herb, Vine

CUCURBITACEAE

Cucurbita foetidissima
© 2014 Steve Matson
Cucurbita foetidissima
© 2014 Steve Matson
Cucurbita foetidissima
© 2021 Ron Vanderhoff

Cuscuta californica var. californica    California dodder,  Chaparral dodder,  Short flowered dodder
native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta californica var. californica
© 2021 R.A. Chasey
Cuscuta californica var. californica
© 2021 Ron Vanderhoff
Cuscuta californica var. californica
© 2021 Ron Vanderhoff

Cuscuta pacifica    Goldenthread,  Saltmarsh dodder
native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta pacifica
© 2021 David Wolfson
Cuscuta pacifica
© 2022 Cynthia Powell
Cuscuta pacifica
© 2022 Cynthia Powell

Cuscuta salina var. salina    Saltmarsh dodder
native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta salina var. salina
© 2021 Ron Vanderhoff
Cuscuta salina var. salina
© 2021 Ron Vanderhoff
Cuscuta salina var. salina
© 2021 Ron Vanderhoff

Cyclospermum leptophyllum    Marsh parsley
non-native
Annual herb

APIACEAE

Cyclospermum leptophyllum
© 2021 Ron Vanderhoff
Cyclospermum leptophyllum
© 2023 Ron Vanderhoff
Cyclospermum leptophyllum
© 2017 Angelique Herman

Cylindropuntia prolifera    Coastal cholla
native
Shrub (stem succulent)

CACTACEAE

Cylindropuntia prolifera
© 2012 Keir Morse
Cylindropuntia prolifera
© 2019 Dave Beller
Cylindropuntia prolifera
© 2024 Mike Russler

Cynodon dactylon    Bermuda grass,  Bermudagrass
invasive non-native
Perennial grass

POACEAE

Cynodon dactylon
© 2021 Ron Vanderhoff
Cynodon dactylon
© 2020 Ron Vanderhoff
Cynodon dactylon
© 2021 Ron Vanderhoff

Cyperus eragrostis    Tall cyperus,  Tall flatsedge
native
Perennial grasslike herb

CYPERACEAE

Cyperus eragrostis
© 2016 Joan Hampton
Cyperus eragrostis
© 2024 Ron Vanderhoff
Cyperus eragrostis
© 2024 Ron Vanderhoff

Cyperus esculentus    Chufa flatsedge,  Nut grass,  Yellow nutgrass
native
Perennial grasslike herb

CYPERACEAE

Cyperus esculentus
© 2020 Ron Vanderhoff
Cyperus esculentus
© 2015 Gerald Carr
Cyperus esculentus
© 2019 Ron Vanderhoff

Cyperus odoratus    Fragrant flatsedge
native
Annual grasslike herb

CYPERACEAE

Cyperus odoratus
© 2018 Ron Vanderhoff
Cyperus odoratus
© 2020 Jennifer Mo
Cyperus odoratus
© 2021 Ron Vanderhoff

Datura wrightii    Jimsonweed,  Sacred thorn apple,  Toluaca
native
Perennial herb

SOLANACEAE

Datura wrightii
© 2019 Bonnie Nickel
Datura wrightii
© 2019 Ron Vanderhoff
Datura wrightii
© 2019 Bonnie Nickel

Daucus pusillus    American wild carrot,  Rattlesnake weed
native
Annual herb

APIACEAE

Daucus pusillus
© 2019 Diane Etchison
Daucus pusillus
© 2022 David Wolfson
Daucus pusillus
© 2019 John Rawlings

Deinandra fasciculata    Clustered tarweed
native
Annual herb

ASTERACEAE

Deinandra fasciculata
© 2017 Steve Matson
Deinandra fasciculata
© 2017 Steve Matson
Deinandra fasciculata
© 2017 Steve Matson

Delairea odorata    Cape ivy
invasive non-native
Perennial herb

ASTERACEAE

Delairea odorata
© 2019 Ron Vanderhoff
Delairea odorata
© 2019 Ron Vanderhoff
Delairea odorata
© 2019 Ron Vanderhoff

Delphinium parryi    San bernardino larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium parryi
© 2019 Diane Etchison
Delphinium parryi
© Geoff Burleigh
Delphinium parryi
© 2019 Diane Etchison

Dendromecon rigida    Bush poppy,  Tree poppy
native
Shrub

PAPAVERACEAE

Dendromecon rigida
© 2024 Mike Russler
Dendromecon rigida
© 2024 Mike Russler
Dendromecon rigida
© 2020 Ron Vanderhoff

Dichelostemma capitatum    Blue dicks
native
Perennial herb

THEMIDACEAE

Dichelostemma capitatum
© 2023 Steve Matson
Dichelostemma capitatum
© 2022 Steve Matson
Dichelostemma capitatum
© 2019 Steve Matson

Dichondra occidentalis    Western dichondra,  Western ponysfoot
rare native
Perennial herb (rhizomatous)

CONVOLVULACEAE

Dichondra occidentalis
© 2023 James Bailey
Dichondra occidentalis
© 2023 James Bailey
Dichondra occidentalis
© 2023 Ron Vanderhoff

Dimorphotheca ecklonis    Blue & white daisybush
non-native
Perennial herb

ASTERACEAE

Dimorphotheca ecklonis
© 2019 Dean Taylor
Dimorphotheca ecklonis
© 2018 David Wolfson
Dimorphotheca ecklonis
© 2020 Nathan Taxel

Dipsacus sativus    Fuller's teasel,  Indian teasel
invasive non-native
Annual, Biennial herb

DIPSACACEAE

Dipsacus sativus
© 2019 Danielle Carney
Dipsacus sativus
© 2022 Jennifer Mo
Dipsacus sativus
© 2022 David Strauch

Distichlis littoralis    Shore grass
native
Perennial grass

POACEAE

Distichlis littoralis
© 2020 Ron Vanderhoff
Distichlis littoralis
© 2018 William Jones
Distichlis littoralis
© 2021 Ron Vanderhoff

Distichlis spicata    Inland saltgrass,  Salt grass,  Saltgrass
native
Perennial grass

POACEAE

Distichlis spicata
© 2020 Matt Berger
Distichlis spicata
© 2019 Ron Vanderhoff
Distichlis spicata
© 2018 Emily Allen

Dittrichia graveolens    Stinkwort
invasive non-native
Annual herb

ASTERACEAE

Dittrichia graveolens
© 2017 Bob Huttar
Dittrichia graveolens
© 2019 Ron Vanderhoff
Dittrichia graveolens
© 2019 Ron Vanderhoff

Dodecatheon clevelandii ssp. clevelandii    Cleveland's shooting star
native
Perennial herb

PRIMULACEAE

Dodecatheon clevelandii ssp. clevelandii
© 2019 Ron Vanderhoff
Dodecatheon clevelandii ssp. clevelandii
© 2015 Rob O'Keefe
Dodecatheon clevelandii ssp. clevelandii
© 2021 Ron Vanderhoff

Dudleya edulis    Fingertips
native
Perennial herb

CRASSULACEAE

Dudleya edulis
© 2020 Ron Vanderhoff
Dudleya edulis
© 2018 Diane Etchison
Dudleya edulis
© 2009 Ron Vanderhoff

Dudleya lanceolata    Lanceleaf liveforever,  Southern california dudleya
native
Perennial herb

CRASSULACEAE

Dudleya lanceolata
© 2019 Ron Vanderhoff
Dudleya lanceolata
© 2020 Steven M Norris
Dudleya lanceolata
© 2020 Steven M Norris

Dudleya pulverulenta    Chalk dudleya
native
Perennial herb

CRASSULACEAE

Dudleya pulverulenta
© 2018 Ron Vanderhoff
Dudleya pulverulenta
© 2020 Julia Markey
Dudleya pulverulenta
© 2019 Diane Etchison

Dysphania ambrosioides    Mexican tea
non-native
Annual, Perennial herb

CHENOPODIACEAE

Dysphania ambrosioides
© 2020 Ron Vanderhoff
Dysphania ambrosioides
© 2018 Ron Vanderhoff
Dysphania ambrosioides
© 2020 Ron Vanderhoff

Dysphania multifida    Cut leaved goosefoot
non-native
Annual, Perennial herb

CHENOPODIACEAE

Dysphania multifida
© 2017 James Bailey
Dysphania multifida
© 2023 Maria Alvarez
Dysphania multifida
© 2023 Maria Alvarez

Echinochloa colona    Jungle rice
non-native
Annual grass

POACEAE

Echinochloa colona
© 2018 Ron Vanderhoff
Echinochloa colona
© 2018 Ron Vanderhoff
Echinochloa colona
© 2018 Ron Vanderhoff

Echinochloa crus-galli    Barnyard grass,  Japanese millet,  Watergrass
non-native
Annual grass

POACEAE

Echinochloa crus-galli
© 2024 R.A. Chasey
Echinochloa crus-galli
© 2022 R.A. Chasey
Echinochloa crus-galli
© 2024 R.A. Chasey

Echium candicans    Pride of madeira
invasive non-native
Shrub

BORAGINACEAE

Echium candicans
© 2019 Patrick Furtado
Echium candicans
© 2018 Ron Vanderhoff
Echium candicans
© 2012 Carl Spencer

Ehrharta calycina    Perennial veldt grass,  Perennial veldtgrass
invasive non-native
Perennial grass

POACEAE

Ehrharta calycina
© 2020 David Greenberger
Ehrharta calycina
© 2019 Ron Vanderhoff
Ehrharta calycina
© 2018 Ron Vanderhoff

Ehrharta erecta    Panic veldtgrass,  Upright veldt grass
invasive non-native
Perennial grass

POACEAE

Ehrharta erecta
© 2023 Rachel Suding
Ehrharta erecta
© 2020 Ron Vanderhoff
Ehrharta erecta
© 2020 Ron Vanderhoff

Ehrharta longiflora    Longflowered veldtgrass
invasive non-native
Annual grass

POACEAE

Ehrharta longiflora
© 2020 Angelique Herman
Ehrharta longiflora
© 2020 Angelique Herman
Ehrharta longiflora
© 2020 Angelique Herman

Eleocharis acicularis    Needle spike rush,  Needle spikerush
native
Perennial grasslike herb

CYPERACEAE

Eleocharis acicularis
© 2021 John Rawlings
Eleocharis acicularis
© 2021 Ron Vanderhoff
Eleocharis acicularis
© 2021 Ron Vanderhoff

Elymus condensatus    Giant wild rye
native
Perennial grass

POACEAE

Elymus condensatus
© 2020 Ron Vanderhoff
Elymus condensatus
© 2024 Mel Letterman
Elymus condensatus
© 2020 Diane Etchison

Emex spinosa    Devil's thorn,  Spiny threecornerjack
invasive non-native
Annual herb

POLYGONACEAE

Emex spinosa
© 2017 Barbara Boethling
Emex spinosa
© 2015 Ron Vanderhoff
Emex spinosa
© 2017 Barbara Boethling

Encelia californica    Bush sunflower,  California brittlebush,  California encelia
native
Shrub

ASTERACEAE

Encelia californica
© 2017 Steve Matson
Encelia californica
© 2017 Steve Matson
Encelia californica
© 2017 Steve Matson

Epilobium canum    California fuchsia,  Hummingbird trumpet,  zauschneria
native
Perennial herb

ONAGRACEAE

Epilobium canum
© 2018 Ron Vanderhoff
Epilobium canum
© 2015 Gerald Carr
Epilobium canum
© 2018 Ron Vanderhoff

Epilobium ciliatum ssp. ciliatum    Fringed willowherb,  Northern willow herb,  Willow herb
native
Perennial herb

ONAGRACEAE

Epilobium ciliatum ssp. ciliatum
© 2014 Steve Matson
Epilobium ciliatum ssp. ciliatum
© 2014 Steve Matson
Epilobium ciliatum ssp. ciliatum
© 2014 Steve Matson

Eriastrum filifolium    Lavender eriastrum,  Lavender woollystar
native
Annual herb

POLEMONIACEAE

Eriastrum filifolium
© 2017 Diane Etchison
Eriastrum filifolium
© 2013 Keir Morse
Eriastrum filifolium
© 2013 Keir Morse

Erigeron canadensis    Canada horseweed
native
Annual herb

ASTERACEAE

Erigeron canadensis
© 2017 Gary McDonald
Erigeron canadensis
© 2017 Gary McDonald
Erigeron canadensis
© 2022 Mike Russler

Erigeron foliosus    Leafy daisy,  Leafy fleabane
native
Perennial herb

ASTERACEAE

Erigeron foliosus
© 2016 Steve Matson
Erigeron foliosus
© 2022 Ron Vanderhoff
Erigeron foliosus
© 2023 R.A. Chasey

Eriodictyon crassifolium var. crassifolium    Thick leaved yerba santa,  Thickleaf yerba santa
native
Shrub

NAMACEAE

Eriodictyon crassifolium var. crassifolium
© 2019 Diane Etchison
Eriodictyon crassifolium var. crassifolium
© 2019 Diane Etchison
Eriodictyon crassifolium var. crassifolium
© 2020 Diane Etchison

Eriogonum elongatum var. elongatum    Long stemmed buckwheat
native
Perennial herb

POLYGONACEAE

Eriogonum elongatum var. elongatum
© 2017 Ron Vanderhoff
Eriogonum elongatum var. elongatum
© 2019 Aaron Echols
Eriogonum elongatum var. elongatum
© 2021 Mike Russler

Eriogonum fasciculatum    California buckwheat,  Eastern mojave buckwheat
native
Shrub

POLYGONACEAE

Eriogonum fasciculatum
© 2021 Matthew Grayson
Eriogonum fasciculatum
© 2024 Cynthia Powell
Eriogonum fasciculatum
© 2020 Steven M Norris

Eriogonum fasciculatum var. fasciculatum    California buckwheat,  Eastern mojave buckwheat
native
Shrub

POLYGONACEAE

Eriogonum fasciculatum var. fasciculatum
© 2019 Ron Vanderhoff
Eriogonum fasciculatum var. fasciculatum
© 2019 Ron Vanderhoff
Eriogonum fasciculatum var. fasciculatum
© 2024 Erin Bergman

Eriogonum gracile    Slender buckwheat,  Slender woolly buckwheat
native
Annual herb

POLYGONACEAE

Eriogonum gracile
© 2022 Mike Russler
Eriogonum gracile
© 2018 Fred Melgert / Carla Hoegen
Eriogonum gracile
© 2019 Hailey Laskey

Eriogonum parvifolium    Dune eriogonum,  Sea cliff buckwheat,  Seacliff buckwheat
native
Shrub

POLYGONACEAE

Eriogonum parvifolium
© 2022 Mary Conway
Eriogonum parvifolium
© 2020 Ron Vanderhoff
Eriogonum parvifolium
© 2021 Ron Vanderhoff

Eriophyllum confertiflorum var. confertiflorum    Golden yarrow,  Yellow yarrow
native
Shrub

ASTERACEAE

Eriophyllum confertiflorum var. confertiflorum
© 2023 Ryan O'Dell
Eriophyllum confertiflorum var. confertiflorum
© 2013 James Gonsman
Eriophyllum confertiflorum var. confertiflorum
© 2020 Ron Vanderhoff

Erodium botrys    Big heron bill,  Broad leaf filaree,  Long beaked filaree
non-native
Annual herb

GERANIACEAE

Erodium botrys
© 2006 Steve Matson
Erodium botrys
© 2006 Steve Matson
Erodium botrys
© 2006 Steve Matson

Erodium brachycarpum    Foothill filaree,  Short fruited filaree,  Shortfruit stork's bill
invasive non-native
Annual herb

GERANIACEAE

Erodium brachycarpum
© 2016 Bob van Duinen
Erodium brachycarpum
© 2016 Steve Matson
Erodium brachycarpum
© 2016 Steve Matson

Erodium cicutarium    Coastal heron's bill,  Red stemmed filaree,  Redstem stork's bill
invasive non-native
Annual herb

GERANIACEAE

Erodium cicutarium
© 2022 Steve Matson
Erodium cicutarium
© 2008 Steve Matson
Erodium cicutarium
© 2022 Steve Matson

Erodium moschatum    Musky stork's bill,  White stemmed filaree,  Whitestem filaree
invasive non-native
Annual herb

GERANIACEAE

Erodium moschatum
© 2016 Steve Matson
Erodium moschatum
© 2016 Steve Matson
Erodium moschatum
© 2016 Steve Matson

Erysimum capitatum var. capitatum    Sanddune wallflower
native
Perennial herb

BRASSICACEAE

Erysimum capitatum var. capitatum
© 2017 Steve Matson
Erysimum capitatum var. capitatum
© 2017 Steve Matson
Erysimum capitatum var. capitatum
© 2017 Steve Matson

Eschscholzia californica    California poppy
native
Annual, Perennial herb

PAPAVERACEAE

Eschscholzia californica
© 2019 Dee Shea Himes
Eschscholzia californica
© 2021 Ron Vanderhoff
Eschscholzia californica
© 2019 Amy Rapport

Eucalyptus camaldulensis    Red gum,  Red river gum,  River redgum
invasive non-native
Tree

MYRTACEAE

Eucalyptus camaldulensis
© 2024 Ron Vanderhoff
Eucalyptus camaldulensis
© 2022 Ron Vanderhoff
Eucalyptus camaldulensis
© 2022 Ron Vanderhoff

Eucalyptus globulus    Blue gum,  Tasmanian bluegum
invasive non-native
Tree

MYRTACEAE

Eucalyptus globulus
© 2022 Ron Vanderhoff
Eucalyptus globulus
© 2022 Ron Vanderhoff
Eucalyptus globulus
© 2022 Ron Vanderhoff

Eucalyptus polyanthemos    Redbox,  Silver dollar gum
non-native
Tree

MYRTACEAE

Eucalyptus polyanthemos
© 2021 Ron Vanderhoff
Eucalyptus polyanthemos
© 2024 Cynthia Powell
Eucalyptus polyanthemos
© 2020 Ron Vanderhoff

Eucrypta chrysanthemifolia var. chrysanthemifolia    Common eucrypta,  Spotted hideseed
native
Annual herb

HYDROPHYLLACEAE

Eucrypta chrysanthemifolia var. chrysanthemifolia
© 2024 Mike Russler
Eucrypta chrysanthemifolia var. chrysanthemifolia
© 2023 Ron Vanderhoff
Eucrypta chrysanthemifolia var. chrysanthemifolia
© 2024 Mike Russler

Euphorbia albomarginata    Rattlesnake sandmat
native
Perennial herb

EUPHORBIACEAE

Euphorbia albomarginata
© 2019 Diane Etchison
Euphorbia albomarginata
© 2019 Cynthia Powell
Euphorbia albomarginata
© 2019 Douglas Gordon-Blackwood

Euphorbia maculata    Spotted spurge
non-native
Annual herb

EUPHORBIACEAE

Euphorbia maculata
© 2019 B.J. Dion
Euphorbia maculata
© 2019 B.J. Dion
Euphorbia maculata
© 2022 Ron Vanderhoff

Euphorbia misera    Cliff spurge
rare native
Shrub

EUPHORBIACEAE

Euphorbia misera
© 2020 Ron Vanderhoff
Euphorbia misera
© 2019 Ron Vanderhoff
Euphorbia misera
© 2019 Diane Etchison

Euphorbia peplus    Petty spurge
non-native
Annual herb

EUPHORBIACEAE

Euphorbia peplus
© 2006 Steve Matson
Euphorbia peplus
© 2022 Alice Cummings
Euphorbia peplus
© 2018 MCOSD EDRR

Euphorbia rigida    Upright myrtle spurge
non-native
Perennial herb

EUPHORBIACEAE

Euphorbia rigida
© 2020 Greg Perrier
Euphorbia rigida
© 2020 Greg Perrier
Euphorbia rigida
© 2020 Greg Perrier

Euphorbia serpens    Matted sandmat
non-native
Annual herb

EUPHORBIACEAE

Euphorbia serpens
© 2019 B.J. Dion
Euphorbia serpens
© 2018 Ron Vanderhoff
Euphorbia serpens
© 2020 Ron Vanderhoff

Euthamia occidentalis    Western flat topped goldenrod,  Western goldenrod,  Western goldentop
native
Perennial herb

ASTERACEAE

Euthamia occidentalis
© 2021 Steve Matson
Euthamia occidentalis
© 2018 Ron Vanderhoff
Euthamia occidentalis
© 2021 R.A. Chasey

Ferocactus viridescens    San diego barrel cactus,  San diego barrelcactus
rare native
Shrub (stem succulent)

CACTACEAE

Ferocactus viridescens
© 2019 Ron Vanderhoff
Ferocactus viridescens
© 2012 Keir Morse
Ferocactus viridescens
© 2023 Olga Batalov

Festuca microstachys    Small fescue
native
Annual grass

POACEAE

Festuca microstachys
© 2011 Steve Matson
Festuca microstachys
© 2024 Emily R. Allen
Festuca microstachys
© 2011 Steve Matson

Festuca myuros    Rattail sixweeks grass
invasive non-native
Annual grass

POACEAE

Festuca myuros
© 2021 Aaron Echols
Festuca myuros
© 2021 Ron Vanderhoff
Festuca myuros
© 2022 John Rawlings

Festuca perennis    Italian rye grass
invasive non-native
Annual, Perennial grass

POACEAE

Festuca perennis
© 2019 Ron Vanderhoff
Festuca perennis
© 2023 Ron Vanderhoff
Festuca perennis
© 2021 Ron Vanderhoff

Ficus carica    Common fig,  Edible fig
invasive non-native
Tree

MORACEAE

Ficus carica
© 2019 Ron Vanderhoff
Ficus carica
© 2022 Ron Vanderhoff
Ficus carica
© 2018 Vicki Salazar

Foeniculum vulgare    Biscuit root,  Sweet fennel
invasive non-native
Perennial herb

APIACEAE

Foeniculum vulgare
© 2019 Ron Vanderhoff
Foeniculum vulgare
© 2023 Fred Roberts
Foeniculum vulgare
© 2022 Ryan O'Dell

Frankenia salina    Alkali heath,  Alkali seaheath,  Yerba reuma, alkali heath
native
Perennial herb

FRANKENIACEAE

Frankenia salina
© 2019 Patrick Furtado
Frankenia salina
© 2021 Cynthia Powell
Frankenia salina
© 2020 Ron Vanderhoff

Fraxinus uhdei    Shamel ash
invasive non-native
Tree

OLEACEAE

Fraxinus uhdei
© 2023 Ron Vanderhoff
Fraxinus uhdei
© 2018 Ron Vanderhoff
Fraxinus uhdei
© 2019 Cynthia Powell

Fumaria parviflora    Fine leaved fumitory,  Fineleaf fumitory
non-native
Annual herb

PAPAVERACEAE

Fumaria parviflora
© 2022 Ron Vanderhoff
Fumaria parviflora
© 2022 Ron Vanderhoff
Fumaria parviflora
© 2022 Ron Vanderhoff

Funastrum cynanchoides ssp. hartwegii    Climbing milkweed
native
Perennial herb

APOCYNACEAE

Funastrum cynanchoides ssp. hartwegii
© 2010 Steve Matson
Funastrum cynanchoides ssp. hartwegii
© 2010 Steve Matson
Funastrum cynanchoides ssp. hartwegii
© 2025 Mike Russler

Galium andrewsii    Needlemat galium,  Phlox leaved bedstraw,  Phloxleaf bedstraw
native
Perennial herb

RUBIACEAE

Galium andrewsii
© 2022 Mike Russler
Galium andrewsii
© 2019 Marisa Persaud
Galium andrewsii
© 2022 Mike Russler

Galium angustifolium ssp. angustifolium    Narrow leaved bedstraw,  Narrowleaf bedstraw
native
Perennial herb

RUBIACEAE

Galium angustifolium ssp. angustifolium
© 2017 Steve Matson
Galium angustifolium ssp. angustifolium
© 2020 Ron Vanderhoff
Galium angustifolium ssp. angustifolium
© 2017 Steve Matson

Galium aparine    Cleavers,  Common bedstraw,  Goose grass
native
Annual herb

RUBIACEAE

Galium aparine
© 2020 Ron Vanderhoff
Galium aparine
© 2023 Julia Markey
Galium aparine
© 2020 Ron Vanderhoff

Galium nuttallii ssp. nuttallii    Climbing bedstraw
native
Perennial herb

RUBIACEAE

Galium nuttallii ssp. nuttallii
© 2016 Ron Vanderhoff
Galium nuttallii ssp. nuttallii
© 2018 Ron Vanderhoff
Galium nuttallii ssp. nuttallii
© 2018 Ron Vanderhoff

Geranium carolinianum    Carolina geranium
native
Annual herb

GERANIACEAE

Geranium carolinianum
© 2025 Ron Vanderhoff
Geranium carolinianum
© 2019 Ron Vanderhoff
Geranium carolinianum
© 2016 Steve Matson

Geranium molle    Crane's bill geranium,  Dove's foot geranium,  Dovefoot geranium
invasive non-native
Annual, Perennial herb

GERANIACEAE

Geranium molle
© 2008 Steve Matson
Geranium molle
© 2008 Steve Matson
Geranium molle
© 2008 Steve Matson

Gilia angelensis    Chaparral gilia
native
Annual herb

POLEMONIACEAE

Gilia angelensis
© 2023 Ron Vanderhoff
Gilia angelensis
© 2021 Ron Vanderhoff
Gilia angelensis
© 2021 Ron Vanderhoff

Glebionis coronaria    Crown daisy
invasive non-native
Annual herb

ASTERACEAE

Glebionis coronaria
© 2019 Nicole Leatherman
Glebionis coronaria
© 2018 Rachelle Gray
Glebionis coronaria
© 2022 Jennifer Mo

Gnaphalium palustre    Lowland cudweed,  Western marsh cudweed
native
Annual herb

ASTERACEAE

Gnaphalium palustre
© 2019 Ron Vanderhoff
Gnaphalium palustre
© 2005 Steve Matson
Gnaphalium palustre
© 2019 Ron Vanderhoff

Grindelia camporum var. robusta    Common gumplant,  Great valley gumweed,  Gum plant
native
Perennial herb

ASTERACEAE

Grindelia camporum var. robusta
© 2023 R.A. Chasey
Grindelia camporum var. robusta
© 2019 Ron Vanderhoff
Grindelia camporum var. robusta
© 2016 Hayley Ross

Harpagonella palmeri    Palmer's grapplinghook
rare native
Annual herb

BORAGINACEAE

Harpagonella palmeri
© 2019 Ron Vanderhoff
Harpagonella palmeri
© 2019 Ron Vanderhoff
Harpagonella palmeri
© 2019 Ron Vanderhoff

Hazardia orcuttii    Orcutt's bristleweed,  Orcutt's hazardia
rare native
Shrub

ASTERACEAE

Hazardia orcuttii
© 2011 Keir Morse
Hazardia orcuttii
© 2011 Keir Morse
Hazardia orcuttii
© 2011 Keir Morse

Hazardia squarrosa var. grindelioides    Gum plant goldenbush,  Saw toothed goldenbush,  Sawtooth bristleweed
native
Shrub

ASTERACEAE

Hazardia squarrosa var. grindelioides
© 2019 Ron Vanderhoff
Hazardia squarrosa var. grindelioides
© 2023 Ron Vanderhoff
Hazardia squarrosa var. grindelioides
© 2022 Ron Vanderhoff

Hedera helix    English ivy
invasive non-native
Vine, Shrub

ARALIACEAE

Hedera helix
© 2019 Claire Mallen
Hedera helix
© 2019 Ron Vanderhoff
Hedera helix
© 2022 Catherine Talbot

Hedypnois cretica    Crete weed
non-native
Annual herb

ASTERACEAE

Hedypnois cretica
© 2022 Steve Matson
Hedypnois cretica
© 2022 Steve Matson
Hedypnois cretica
© 2022 Steve Matson

Helianthemum scoparium    Peak Rushrose
native
Shrub

CISTACEAE

Helianthemum scoparium
© 2018 Amy Rapport
Helianthemum scoparium
© 2023 Ron Vanderhoff
Helianthemum scoparium
© 2024 Mike Russler

Heliotropium curassavicum    Chinese parsley,  Heliotrope,  Salt heliotrope
native
Perennial herb

HELIOTROPIACEAE

Heliotropium curassavicum
© 2022 Mike Russler
Heliotropium curassavicum
© 2022 Fern Zalin Jones
Heliotropium curassavicum
© 2022 Mike Russler

Helminthotheca echioides    Bristly ox-tongue
invasive non-native
Annual, Perennial herb

ASTERACEAE

Helminthotheca echioides
© 2016 Hayley Ross
Helminthotheca echioides
© 2019 Rachelle Gray
Helminthotheca echioides
© 2012 Elizabeth Brusati

Hesperevax sparsiflora var. sparsiflora    Erect dwarf cudweed,  Few flowered evax
native
Annual herb

ASTERACEAE

Hesperevax sparsiflora var. sparsiflora
© 2020 Stacie Wolny
Hesperevax sparsiflora var. sparsiflora
© 2020 R.A. Chasey
Hesperevax sparsiflora var. sparsiflora
© 2022 R.A. Chasey

Hesperocnide tenella    Western nettle,  Western stinging nettle,  Western stingingnettle
native
Annual herb

URTICACEAE

Hesperocnide tenella
© 2023 Ken-ichi Ueda
Hesperocnide tenella
© 2006 Steve Matson
Hesperocnide tenella
© 2020 Ken Hickman

Heteromeles arbutifolia    Christmas berry,  Toyon
native
Shrub

ROSACEAE

Heteromeles arbutifolia
© 2015 James Gonsman
Heteromeles arbutifolia
© 2017 Gary McDonald
Heteromeles arbutifolia
© 2022 John Doyen

Heterotheca grandiflora    Telegraph weed,  Telegraphweed
native
Annual, Perennial herb

ASTERACEAE

Heterotheca grandiflora
© 2021 Mike Russler
Heterotheca grandiflora
© 2021 Mike Russler
Heterotheca grandiflora
© 2023 Cat Chang

Hirschfeldia incana    Mediterranean hoary mustard,  Short podded mustard,  Summer mustard
invasive non-native
Perennial herb

BRASSICACEAE

Hirschfeldia incana
© 2017 Gary McDonald
Hirschfeldia incana
© 2017 Gary McDonald
Hirschfeldia incana
© 2022 Ron Vanderhoff

Hordeum depressum    Alkali barley,  Dwarf barley,  Low barley
native
Annual grass

POACEAE

Hordeum depressum
© 2017 Steve Matson
Hordeum depressum
© 2017 Steve Matson
Hordeum depressum
© 2024 Denise Defreese

Hordeum murinum    Farmer's foxtail,  Foxtail barley,  Mouse barley
invasive non-native
Annual grass

POACEAE

Hordeum murinum
© 2018 Gary McDonald
Hordeum murinum
© 2021 Ron Vanderhoff
Hordeum murinum
© 2017 Gary McDonald

Hydrocotyle verticillata    Whorled marsh pennywort,  Whorled marshpennywort
native
Perennial herb

ARALIACEAE

Hydrocotyle verticillata
© 2013 Ron Vanderhoff
Hydrocotyle verticillata
© 2020 Robert Byrnes
Hydrocotyle verticillata
© 2019 David Greenberger

Hypochaeris glabra    Smooth cat's ear
invasive non-native
Annual herb

ASTERACEAE

Hypochaeris glabra
© 2020 Ron Vanderhoff
Hypochaeris glabra
© 2017 Gary McDonald
Hypochaeris glabra
© 2019 Ron Vanderhoff

Hypochaeris radicata    Hairy cats ear,  Hairy catsear,  Rough cat's ear
invasive non-native
Perennial herb

ASTERACEAE

Hypochaeris radicata
© 2015 James Gonsman
Hypochaeris radicata
© 2017 Gary McDonald
Hypochaeris radicata
© 2016 Michael Mitchell

Iris pseudacorus    Horticultural iris,  Paleyellow iris,  Yellowflag iris
invasive non-native
Perennial herb

IRIDACEAE

Iris pseudacorus
© 2020 Ron Vanderhoff
Iris pseudacorus
© 2024 Ron Vanderhoff
Iris pseudacorus
© 2017 Nick Graver

Isocoma menziesii    Menzies' goldenbush
native
Shrub

ASTERACEAE

Isocoma menziesii
© 2014 Steve Matson
Isocoma menziesii
© 2006 Steve Matson
Isocoma menziesii
© 2014 Steve Matson

Isocoma menziesii var. vernonioides    Coastal goldenbush,  Green leaved dune goldenbush,  Menzies' goldenbush
native
Shrub

ASTERACEAE

Isocoma menziesii var. vernonioides
© 2014 Steve Matson
Isocoma menziesii var. vernonioides
© 2014 Steve Matson
Isocoma menziesii var. vernonioides
© 2014 Steve Matson

Iva hayesiana    San diego marsh elder,  San diego povertyweed
rare native
Perennial herb

ASTERACEAE

Iva hayesiana
© 2015 John Rusk
Iva hayesiana
© 2012 Ron Vanderhoff
Iva hayesiana
© 2022 Ron Vanderhoff

Jaumea carnosa    Fleshy jaumea,  Marsh jaumea
native
Perennial herb

ASTERACEAE

Jaumea carnosa
© 2020 Ron Vanderhoff
Jaumea carnosa
© 2018 Angelique Herman
Jaumea carnosa
© 2020 R.A. Chasey

Jepsonia parryi    Parry's jepsonia
native
Perennial herb

SAXIFRAGACEAE

Jepsonia parryi
© 2009 Ron Vanderhoff
Jepsonia parryi
© 2012 Cynthia Keiser
Jepsonia parryi
© 2019 Ron Vanderhoff

Juglans californica    Southern black walnut,  Southern california walnut,  Southern california black walnut
rare native
Tree

JUGLANDACEAE

Juglans californica
© 2014 Garth Wadsworth
Juglans californica
© 2022 Aaron Echols
Juglans californica
© 2022 Ron Vanderhoff

Juncus acutus ssp. leopoldii    Leopold's rush,  Southwestern spiny rush,  Wire grass
rare native
Perennial grasslike herb (rhizomatous)

JUNCACEAE

Juncus acutus ssp. leopoldii
© 2018 Ron Vanderhoff
Juncus acutus ssp. leopoldii
© 2019 Susan McDougall
Juncus acutus ssp. leopoldii
© 2021 Ron Vanderhoff

Juncus dubius    Dubius rush,  Mariposa rush
native
Perennial grasslike herb

JUNCACEAE

Juncus dubius
© 2015 Keir Morse
Juncus dubius
© 2015 Keir Morse
Juncus dubius
© 2015 Keir Morse

Juncus mexicanus    Mexican rush
native
Perennial grasslike herb

JUNCACEAE

Juncus mexicanus
© 2004 Steve Matson
Juncus mexicanus
© 2020 Mary Wloch
Juncus mexicanus
© 2019 Diane Etchison

Juncus oxymeris    Pointed rush
native
Perennial grasslike herb

JUNCACEAE

Juncus oxymeris
© 2016 Steve Matson
Juncus oxymeris
© 2016 Steve Matson
Juncus oxymeris
© 2016 Steve Matson

Juncus rugulosus    Wrinkled rush
native
Perennial grasslike herb

JUNCACEAE

Juncus rugulosus
© 2005 Steve Matson
Juncus rugulosus
© 2017 Ron Vanderhoff
Juncus rugulosus
© 2020 Ron Vanderhoff

Juncus triformis    Yosemite dwarf rush
native
Annual grasslike herb

JUNCACEAE

Juncus triformis
© 2003 Steve Matson
Juncus triformis
© 2003 Steve Matson

Koeleria macrantha    June grass,  Prairie junegrass
native
Perennial grass

POACEAE

Koeleria macrantha
© 2015 Steve Matson
Koeleria macrantha
© 2015 Steve Matson
Koeleria macrantha
© 2015 Steve Matson

Kyllinga brevifolia    Short leaf spikesedge,  Shortleaf spikesedge
non-native
Perennial grasslike herb

CYPERACEAE

Kyllinga brevifolia
© 2020 Ron Vanderhoff
Kyllinga brevifolia
© 2017 Ron Vanderhoff
Kyllinga brevifolia
© 2020 Ron Vanderhoff

Lactuca serriola    Prickly lettuce,  Prickly wild lettuce
invasive non-native
Annual herb

ASTERACEAE

Lactuca serriola
© 2017 Gary McDonald
Lactuca serriola
© 2017 Gary McDonald
Lactuca serriola
© 2017 Gary McDonald

Laennecia coulteri    Coulter's horseweed
native
Annual herb

ASTERACEAE

Laennecia coulteri
© 2012 Steve Matson
Laennecia coulteri
© 2012 Steve Matson
Laennecia coulteri
© 2012 Steve Matson

Lamarckia aurea    Goldentop grass
non-native
Annual grass

POACEAE

Lamarckia aurea
© 2017 B.J. Dion
Lamarckia aurea
© 2019 Ron Vanderhoff
Lamarckia aurea
© 2015 James Gonsman

Lantana camara    Lantana
invasive non-native
Shrub

VERBENACEAE

Lantana camara
© 2021 Ron Vanderhoff
Lantana camara
© 2022 David Strauch
Lantana camara
© 2022 David Strauch

Lastarriaea coriacea    Leather spineflower
native
Annual herb

POLYGONACEAE

Lastarriaea coriacea
© 2020 Ron Vanderhoff
Lastarriaea coriacea
© 2020 Ron Vanderhoff
Lastarriaea coriacea
© 2021 Jacob Smith

Lasthenia californica    California goldfields,  Common goldfields,  Valley goldfields
native
Annual herb

ASTERACEAE

Lasthenia californica
© 2017 David Greenberger
Lasthenia californica
© 2020 Susan White
Lasthenia californica
© 2017 MCOSD EDRR

Lasthenia coronaria    Royal goldfields
native
Annual herb

ASTERACEAE

Lasthenia coronaria
© 2021 Aaron Echols
Lasthenia coronaria
© 2021 Aaron Echols
Lasthenia coronaria
© 2021 Aaron Echols

Lasthenia glabrata ssp. coulteri    Coulter goldfields,  Coulter's goldfields,  Goldfields
rare native
Annual herb

ASTERACEAE

Lasthenia glabrata ssp. coulteri
© 2023 Ron Vanderhoff
Lasthenia glabrata ssp. coulteri
© 2023 Ron Vanderhoff
Lasthenia glabrata ssp. coulteri
© 2023 Ron Vanderhoff

Lathyrus vestitus var. vestitus    Common pacific pea,  Hillside pea,  Wild sweetpea
native
Perennial herb

FABACEAE

Lathyrus vestitus var. vestitus
© 2023 Steve Conger
Lathyrus vestitus var. vestitus
© 2022 Charles Russell
Lathyrus vestitus var. vestitus
© 2024 Ron Vanderhoff

Layia platyglossa ssp. campestris    Coastal tidytips
native
Annual herb

ASTERACEAE

Layia platyglossa ssp. campestris
© 2019 Steve Matson
Layia platyglossa ssp. campestris
© 2019 Steve Matson
Layia platyglossa ssp. campestris
© 2019 Steve Matson

Lemna minuta    Least duckweed
native
Perennial herb

ARACEAE

Lemna minuta
© 2022 Ron Vanderhoff
Lemna minuta
© 2020 Ron Vanderhoff
Lemna minuta
© 2019 Ron Vanderhoff

Lepidium didymum    Lesser swine cress
non-native
Annual herb

BRASSICACEAE

Lepidium didymum
© 2022 Shawna Martinez
Lepidium didymum
© 2023 Ron Vanderhoff
Lepidium didymum
© 2023 Ron Vanderhoff

Lepidium lasiocarpum ssp. lasiocarpum    Shaggyfruit pepperweed
native
Annual herb

BRASSICACEAE

Lepidium lasiocarpum ssp. lasiocarpum
© 2022 Steve Matson
Lepidium lasiocarpum ssp. lasiocarpum
© 2015 Steve Matson
Lepidium lasiocarpum ssp. lasiocarpum
© 2022 Steve Matson

Lepidium latifolium    Broad leaved pepper grass,  Broadleaved pepperweed,  Perennial pepperweed
invasive non-native
Perennial herb

BRASSICACEAE

Lepidium latifolium
© 2022 Donald Burk
Lepidium latifolium
© 2020 Ron Vanderhoff
Lepidium latifolium
© 2020 Joel A. Germond, Psy.D.

Lepidium latipes    Dwarf pepper grass,  Dwarf peppergrass,  San diego pepperweed
native
Annual herb

BRASSICACEAE

Lepidium latipes
© 2017 Steve Matson
Lepidium latipes
© 2017 Steve Matson
Lepidium latipes
© 2017 Steve Matson

Lepidium oblongum    Veiny pepper grass,  Veiny pepperweed,  Wayside peppergrass
native
Annual herb

BRASSICACEAE

Lepidium oblongum
© 2014 Steve Matson
Lepidium oblongum
© 2014 Steve Matson
Lepidium oblongum
© 2014 Steve Matson

Lepidospartum squamatum    California broomsage,  California broomshrub,  Scale broom
native
Shrub

ASTERACEAE

Lepidospartum squamatum
© 2021 Mike Russler
Lepidospartum squamatum
© 2021 David Wolfson
Lepidospartum squamatum
© 2021 Mike Russler

Leptochloa fusca var. uninervia    Mexican sprangletop
native
Annual grass

POACEAE

Leptochloa fusca var. uninervia
© 2009 Ron Vanderhoff
Leptochloa fusca var. uninervia
© 2024 Ron Vanderhoff
Leptochloa fusca var. uninervia
© 2024 Ron Vanderhoff

Leptospermum laevigatum    Australian tea tree
invasive non-native
Shrub

MYRTACEAE

Leptospermum laevigatum
© 2018 Emma Havstad
Leptospermum laevigatum
© 2018 Michael Chasse
Leptospermum laevigatum
© 2019 Patrick Furtado

Leptosyne gigantea    Giant coreopsis
native
Shrub

ASTERACEAE

Leptosyne gigantea
© 2020 David Greenberger
Leptosyne gigantea
© 2017 David Wolfson
Leptosyne gigantea
© 2024 Ron Vanderhoff

Leptosyne maritima    Sea dahlia
rare native
Perennial herb

ASTERACEAE

Leptosyne maritima
© 2024 Ron Vanderhoff
Leptosyne maritima
© 2019 Ron Vanderhoff
Leptosyne maritima
© 2019 Ron Vanderhoff

Leymus triticoides ssp. triticoides    Beardless wild rye
native
Perennial grass

POACEAE

Leymus triticoides ssp. triticoides
© 2024 Erin Bergman
Leymus triticoides ssp. triticoides
© 2021 Ron Vanderhoff
Leymus triticoides ssp. triticoides
© 2018 Rachelle Gray

Limonium californicum    California sealavender,  Marsh rosemary,  Sea lavender
native
Perennial herb

PLUMBAGINACEAE

Limonium californicum
© 2018 Saskia Raether
Limonium californicum
© 2024 R.A. Chasey
Limonium californicum
© 2017 MCOSD EDRR

Limonium duriusculum    European sea lavender
invasive non-native
Perennial herb

PLUMBAGINACEAE

Limonium duriusculum
© 2016 Ron Vanderhoff
Limonium duriusculum
© 2016 Ron Vanderhoff
Limonium duriusculum
© 2019 Amanda Swanson

Limonium perezii    Canarian sea lavender,  Perez's sealavender
non-native
Perennial herb

PLUMBAGINACEAE

Limonium perezii
© 2017 B.J. Dion
Limonium perezii
© 2023 Ron Vanderhoff
Limonium perezii
© 2023 Ron Vanderhoff

Limonium ramosissimum    Algerian sealavender
non-native
Perennial herb

PLUMBAGINACEAE

Limonium ramosissimum
© 2017 Ron Vanderhoff
Limonium ramosissimum
© 2015 Ron Vanderhoff
Limonium ramosissimum
© 2018 Ron Vanderhoff L. durusculum LEFT. L. ramosissimum RIGHT.

Limonium sinuatum    Statice,  Wavyleaf sealavender
non-native
Perennial herb

PLUMBAGINACEAE

Limonium sinuatum
© 2019 Ron Vanderhoff
Limonium sinuatum
© 2017 David Wolfson
Limonium sinuatum
© 2019 Ron Vanderhoff

Linanthus dianthiflorus    Fringed linanthus
native
Annual herb

POLEMONIACEAE

Linanthus dianthiflorus
© 2022 Ron Vanderhoff
Linanthus dianthiflorus
© 2017 Diane Etchison
Linanthus dianthiflorus
© 2023 Ron Vanderhoff

Lithophragma affine    Common woodland star,  San Francisco woodland star
native
Perennial herb

SAXIFRAGACEAE

Lithophragma affine
© 2018 Steve Matson
Lithophragma affine
© 2018 Steve Matson
Lithophragma affine
© 2018 Steve Matson

Lobularia maritima    Sweet alyssum
invasive non-native
Perennial herb

BRASSICACEAE

Lobularia maritima
© 2016 Michael Mitchell
Lobularia maritima
© 2016 Michael Mitchell
Lobularia maritima
© 2019 Patrick Furtado

Loeflingia squarrosa    Spreading loeflingia,  Spreading pygmyleaf
native
Annual herb

CARYOPHYLLACEAE

Loeflingia squarrosa
© 2010 Steve Matson
Loeflingia squarrosa
© 2010 Steve Matson
Loeflingia squarrosa
© 2010 Steve Matson

Logfia arizonica    Arizona cottonrose
native
Annual herb

ASTERACEAE

Logfia arizonica
© 2010 Gary A. Monroe
Logfia arizonica
© 2010 Gary A. Monroe
Logfia arizonica
© 2010 James Morefield

Logfia gallica    Narrowleaf cottonrose
non-native
Annual herb

ASTERACEAE

Logfia gallica
© 2023 R.A. Chasey
Logfia gallica
© 2024 Mike Russler
Logfia gallica
© 2017 Barbara Boethling

Lomatium lucidum    Shiny biscuitroot,  Shiny lomatium
native
Perennial herb

APIACEAE

Lomatium lucidum
© 2019 Diane Etchison
Lomatium lucidum
© 2019 Diane Etchison
Lomatium lucidum
© 2015 Diane Etchison

Lonicera subspicata    Southern honeysuckle
native
Shrub

CAPRIFOLIACEAE

Lonicera subspicata
© 2022 David Strauch
Lonicera subspicata
© 2017 Diane Etchison
Lonicera subspicata
© 2018 David Greenberger

Lonicera subspicata var. denudata    Chaparral honeysuckle,  Johnston's honeysuckle,  Santa barbara honeysuckle
native
Shrub

CAPRIFOLIACEAE

Lonicera subspicata var. denudata
© 2019 Diane Etchison
Lonicera subspicata var. denudata
© 2021 Ron Vanderhoff
Lonicera subspicata var. denudata
© 2019 Diane Etchison

Lupinus bicolor    Annual lupine,  Bicolored lupine,  Miniature lupine
native
Annual, Perennial herb

FABACEAE

Lupinus bicolor
© 2024 Mary Ann Machi
Lupinus bicolor
© 2022 Mike Russler
Lupinus bicolor
© 2024 Mary Ann Machi

Lupinus concinnus    Bajada lupine,  Elegant lupine,  Scarlet lupine
native
Annual herb

FABACEAE

Lupinus concinnus
© 2022 Ron Vanderhoff
Lupinus concinnus
© 2019 Ron Vanderhoff
Lupinus concinnus
© 2017 B.J. Dion

Lupinus succulentus    Arroyo lupine,  Hollowleaf annual lupine,  Succulent lupine
native
Annual herb

FABACEAE

Lupinus succulentus
© 2023 Andy Ford
Lupinus succulentus
© 2018 Stacie Wolny
Lupinus succulentus
© 2018 Stacie Wolny

Lupinus truncatus    Blunt leaved lupine,  Collared annual lupine,  Truncate leaf lupine
native
Annual herb

FABACEAE

Lupinus truncatus
© 2023 Caitlin Kreutz
Lupinus truncatus
© 2023 Connor O'Hara-Baker
Lupinus truncatus
© 2010 Michael Mitchell

Lycianthes rantonnettii    Small Tree-Mallow


Lycium californicum    California box thorn,  California boxthorn,  California desert thorn
rare native
Shrub

SOLANACEAE

Lycium californicum
© 2011 Keir Morse
Lycium californicum
© 2011 Keir Morse
Lycium californicum
© 2020 Ron Vanderhoff

Lyonothamnus floribundus    Catalina ironwood,  Island ironwood
native
Tree

ROSACEAE

Lyonothamnus floribundus
© 2016 Camille Nowell
Lyonothamnus floribundus
© 2020 Susan McDougall
Lyonothamnus floribundus
© 2014 Steve Matson

Lythrum hyssopifolia    Hyssop loosestrife
invasive non-native
Annual, Perennial herb

LYTHRACEAE

Lythrum hyssopifolia
© 2019 Diane Etchison
Lythrum hyssopifolia
© 2021 Cynthia Powell
Lythrum hyssopifolia
© 2020 Ron Vanderhoff

Malacothamnus fasciculatus    Chaparral bushmallow,  Southern coastal bushmallow
native
Shrub

MALVACEAE

Malacothamnus fasciculatus
© 2020 Aaron Echols
Malacothamnus fasciculatus
© 2020 Ron Vanderhoff
Malacothamnus fasciculatus
© 2024 Ron Vanderhoff

Malacothamnus fasciculatus ssp. fasciculatus    Chaparral bushmallow,  Mesa bushmallow
native
Shrub

MALVACEAE

Malacothamnus fasciculatus ssp. fasciculatus
© 2019 Diane Etchison
Malacothamnus fasciculatus ssp. fasciculatus
© 2024 Ron Vanderhoff
Malacothamnus fasciculatus ssp. fasciculatus
© 2024 Ron Vanderhoff

Malephora crocea    Coppery mesembryanthemum
invasive non-native
Perennial herb

AIZOACEAE

Malephora crocea
© 2022 Ron Vanderhoff
Malephora crocea
© 2022 Daniel Huynh
Malephora crocea
© 2021 Ron Vanderhoff

Malosma laurina    Laurel sumac
native
Tree, Shrub

ANACARDIACEAE

Malosma laurina
© 2015 Steven M Norris
Malosma laurina
© 2018 susan Bashore
Malosma laurina
© 2024 Bonnie Nickel

Malva assurgentiflora    Island mallow
native
Shrub

MALVACEAE

Malva assurgentiflora
© 2011 Dylan Neubauer
Malva assurgentiflora
© 2018 Ron Vanderhoff
Malva assurgentiflora
© 2014 Ron Vanderhoff

Malva parviflora    Cheeseweed mallow
non-native
Annual herb

MALVACEAE

Malva parviflora
© 2022 Mike Russler
Malva parviflora
© 2022 Donald Burk
Malva parviflora
© 2022 Mike Russler

Malvella leprosa    Alkali mallow
native
Perennial herb

MALVACEAE

Malvella leprosa
© 2019 Bonnie Nickel
Malvella leprosa
© 2019 Bonnie Nickel
Malvella leprosa
© 2024 Mike Russler

Marah macrocarpa    Chilicothe
native
Perennial herb, Vine

CUCURBITACEAE

Marah macrocarpa
© 2020 David Greenberger
Marah macrocarpa
© 2021 Emily Sluiman
Marah macrocarpa
© 2021 david berman

Marrubium vulgare    White horehound
invasive non-native
Perennial herb

LAMIACEAE

Marrubium vulgare
© ©2013 Gary McDonald
Marrubium vulgare
© 2015 Diane Etchison
Marrubium vulgare
© 2018 Nancy Hamlett

Matricaria discoidea    Pineapple weed
native
Annual herb

ASTERACEAE

Matricaria discoidea
© 2008 Steve Matson
Matricaria discoidea
© 2008 Steve Matson
Matricaria discoidea
© 2018 Stacie Wolny

Matthiola incana    Tenweeks stock
non-native
Perennial herb

BRASSICACEAE

Matthiola incana
© 2020 Ron Vanderhoff
Matthiola incana
© 2021 Ron Vanderhoff
Matthiola incana
© 2021 Ron Vanderhoff

Medicago polymorpha    Bur clover,  Bur medic,  California burclover
invasive non-native
Annual herb

FABACEAE

Medicago polymorpha
© 2019 Gary McDonald
Medicago polymorpha
© 2019 Gary McDonald
Medicago polymorpha
© 2019 Gary McDonald

Melica imperfecta    California melic,  Coast range melic,  Small flowered melica
native
Perennial grass

POACEAE

Melica imperfecta
© 2020 Ron Vanderhoff
Melica imperfecta
© 2021 Ron Vanderhoff
Melica imperfecta
© 2020 Ron Vanderhoff

Melilotus albus    White sweetclover
invasive non-native
Annual, Biennial herb

FABACEAE

Melilotus albus
© 2021 Ron Vanderhoff
Melilotus albus
© 2020 Bob Sweatt
Melilotus albus
© 2022 Ron Vanderhoff

Melilotus indicus    Annual yellow sweetclover,  Sourclover
non-native
Annual herb

FABACEAE

Melilotus indicus
© 2019 Randy Huey
Melilotus indicus
© 2019 Randy Huey
Melilotus indicus
© 2017 Rosalie Benitez

Melilotus officinalis    Yellow sweetclover
non-native
Annual, Biennial herb

FABACEAE

Melilotus officinalis
© 2020 Bob Sweatt
Melilotus officinalis
© 2020 Bob Sweatt
Melilotus officinalis
© 2020 Bob Sweatt

Mesembryanthemum crystallinum    Common iceplant,  Crystalline ice plant
invasive non-native
Annual herb

AIZOACEAE

Mesembryanthemum crystallinum
© 2019 Naomi Goegan
Mesembryanthemum crystallinum
© 2019 Nathan Taxel
Mesembryanthemum crystallinum
© 2022 David Strauch

Mesembryanthemum nodiflorum    Slender leaved ice plant,  Slenderleaf iceplant,  Small flowered iceplant
invasive non-native
Annual herb

AIZOACEAE

Mesembryanthemum nodiflorum
© 2009 Howard Clark
Mesembryanthemum nodiflorum
© 2017 B.J. Dion
Mesembryanthemum nodiflorum
© 2019 Jennifer Mo

Microseris douglasii    Douglas' microseris,  Douglas' silverpuffs
native
Annual herb

ASTERACEAE

Microseris douglasii
© 2017 Steve Matson
Microseris douglasii
© 2017 Steve Matson
Microseris douglasii
© 2017 Steve Matson

Mimulus aurantiacus    Orange Bush Monkeyflower
native
Shrub

PHRYMACEAE

Mimulus aurantiacus
© 2024 Steve Conger
Mimulus aurantiacus
© 2024 Steve Conger
Mimulus aurantiacus
© 2019 Mary Gerbic

Mimulus aurantiacus var. puniceus    Sticky monkey flower
native
Shrub

PHRYMACEAE

Mimulus aurantiacus var. puniceus
© 2011 Keir Morse
Mimulus aurantiacus var. puniceus
© 2013 Keir Morse
Mimulus aurantiacus var. puniceus
© 2011 Keir Morse

Mirabilis jalapa var. jalapa    Wishbone bush
non-native
Perennial herb

NYCTAGINACEAE

Mirabilis jalapa var. jalapa
© 2022 Jake Gifford
Mirabilis jalapa var. jalapa
© 1981 Gerald Carr
Mirabilis jalapa var. jalapa
© 1981 Gerald Carr

Mirabilis laevis var. crassifolia    California four o'clock
native
Perennial herb

NYCTAGINACEAE

Mirabilis laevis var. crassifolia
© 2014 Steve Matson
Mirabilis laevis var. crassifolia
© 2014 Steve Matson
Mirabilis laevis var. crassifolia
© 2014 Steve Matson

Muhlenbergia microsperma    Annual muhly,  Littleseed muhly
native
Annual grass

POACEAE

Muhlenbergia microsperma
© 2017 Ron Vanderhoff
Muhlenbergia microsperma
© 2019 Ron Vanderhoff
Muhlenbergia microsperma
© 2023 Ron Vanderhoff

Myoporum laetum    Lollypop tree,  Ngaio tree
invasive non-native
Tree, Shrub

SCROPHULARIACEAE

Myoporum laetum
© 2018 Ron Vanderhoff
Myoporum laetum
© 2017 James Bailey
Myoporum laetum
© 2022 Ron Vanderhoff

Myoporum parvifolium    Slender myoporum
non-native
Tree, Shrub

SCROPHULARIACEAE

Myoporum parvifolium
© 2016 James Bailey
Myoporum parvifolium
© 2019 David Wolfson
Myoporum parvifolium
© 2019 Robert Byrnes

Najas marina    Marine water nymph,  Spiny naiad
native
Annual herb

HYDROCHARITACEAE

Najas marina
© 2020 Ron Vanderhoff
Najas marina
© 2020 Ron Vanderhoff
Najas marina
© 2021 Ron Vanderhoff

Nasturtium officinale    Watercress
native
Perennial herb (aquatic)

BRASSICACEAE

Nasturtium officinale
© 2012 Steve Matson
Nasturtium officinale
© 2012 Steve Matson
Nasturtium officinale
© 2012 Steve Matson

Navarretia hamata    Hooked navarretia,  Hooked pincushionplant
native
Annual herb

POLEMONIACEAE

Navarretia hamata
© 2015 Keir Morse
Navarretia hamata
© 2019 Diane Etchison
Navarretia hamata
© 2019 Diane Etchison

Nemacaulis denudata var. denudata    Coast woolly heads,  Cottonheads
rare native
Annual herb

POLYGONACEAE

Nemacaulis denudata var. denudata
© 2014 David Varner
Nemacaulis denudata var. denudata
© 2017 Keir Morse
Nemacaulis denudata var. denudata
© 2019 Keir Morse

Nemacladus ramosissimus    Nuttall's nemacladus,  Smallflower threadplant
native
Annual herb

CAMPANULACEAE

Nemacladus ramosissimus
© 2019 Ron Vanderhoff
Nemacladus ramosissimus
© 2019 Ron Vanderhoff
Nemacladus ramosissimus
© 2017 James Bailey

Nemophila menziesii    Baby blue eyes
native
Annual herb

HYDROPHYLLACEAE

Nemophila menziesii
© 2019 Matt Berger
Nemophila menziesii
© 2019 Diane Etchison
Nemophila menziesii
© 2019 Ron Vanderhoff

Nicotiana clevelandii    Cleveland's tobacco
native
Annual herb

SOLANACEAE

Nicotiana clevelandii
© 2014 Ron Vanderhoff
Nicotiana clevelandii
© 2023 Ron Vanderhoff
Nicotiana clevelandii
© 2023 Ron Vanderhoff

Nicotiana glauca    Tree tobacco
invasive non-native
Tree, Shrub

SOLANACEAE

Nicotiana glauca
© 2017 Steve Matson
Nicotiana glauca
© 2017 Steve Matson
Nicotiana glauca
© 2017 Steve Matson

Nuttallanthus texanus    Blue toadflax
native
Annual, Perennial herb

PLANTAGINACEAE

Nuttallanthus texanus
© 2017 Steve Matson
Nuttallanthus texanus
© 2017 Steve Matson
Nuttallanthus texanus
© 2017 Steve Matson

Oenothera elata ssp. hirsutissima    Evening primrose,  Hairy evening primrose,  Hooker's evening primrose
native
Perennial herb

ONAGRACEAE

Oenothera elata ssp. hirsutissima
© 2024 Mike Russler
Oenothera elata ssp. hirsutissima
© 2021 David Wolfson
Oenothera elata ssp. hirsutissima
© 2015 Bill Haley

Olea europaea    Olive
invasive non-native
Tree, Shrub

OLEACEAE

Olea europaea
© 2022 Donald Burk
Olea europaea
© 2021 Thomas Reyes
Olea europaea
© 2022 Ron Vanderhoff

Oncosiphon piluliferum    Stinknet
non-native
Annual herb

ASTERACEAE

Oncosiphon piluliferum
© 2020 Lana Nguyen
Oncosiphon piluliferum
© 2019 Ron Vanderhoff
Oncosiphon piluliferum
© 2020 Hailey Laskey

Opuntia littoralis    Coast prickly pear,  Coastal pricklypear,  Western prickly pear
native
Shrub (stem succulent)

CACTACEAE

Opuntia littoralis
© 2019 Diane Etchison
Opuntia littoralis
© 2022 Ron Vanderhoff
Opuntia littoralis
© 2024 Shelly Marshall

Opuntia xoccidentalis    Western prickly pear
native
Shrub (stem succulent)

CACTACEAE

Opuntia xoccidentalis
© 2020 Ron Vanderhoff
Opuntia xoccidentalis
© 2017 Ron Vanderhoff
Opuntia xoccidentalis
© 2017 Ron Vanderhoff

Osmadenia tenella    False rosinweed,  Osmadenia
native
Annual herb

ASTERACEAE

Osmadenia tenella
© 2019 Diane Etchison
Osmadenia tenella
© 2018 Diane Etchison
Osmadenia tenella
© 2021 Ron Vanderhoff

Oxalis corniculata    Creeping wood sorrel,  Creeping woodsorrel,  Yellow sorrel
invasive non-native
Perennial herb

OXALIDACEAE

Oxalis corniculata
© 2021 Ron Vanderhoff
Oxalis corniculata
© 2022 Ron Vanderhoff
Oxalis corniculata
© 2021 Ron Vanderhoff

Oxalis pes-caprae    Bermuda buttercup,  Sourgrass
invasive non-native
Perennial herb

OXALIDACEAE

Oxalis pes-caprae
© 2019 Gary McDonald
Oxalis pes-caprae
© 2017 Angelique Herman
Oxalis pes-caprae
© 2015 Richard Chasey

Paeonia californica    California peony
native
Perennial herb

PAEONIACEAE

Paeonia californica
© 2024 Ron Vanderhoff
Paeonia californica
© 2023 Ron Vanderhoff
Paeonia californica
© 2019 Susan McDougall

Panicum miliaceum    Broom corn millet,  Broomcorn millet
non-native
Annual grass

POACEAE

Panicum miliaceum
© 2015 Nicholas Stevenson NPS
Panicum miliaceum
© 2015 Nicholas Stevenson NPS

Papaver heterophyllum    Wind poppy
native
Annual herb

PAPAVERACEAE

Papaver heterophyllum
© 2017 Gary McDonald
Papaver heterophyllum
© 2014 Stephen Rosenthal
Papaver heterophyllum
© 2014 Ruth Ann Pearsons

Parietaria hespera var. californica    California pellitory
native
Annual herb

URTICACEAE

Parietaria hespera var. californica
© 2003 Keir Morse
Parietaria hespera var. californica
© 2003 Keir Morse
Parietaria hespera var. californica
© 2003 Keir Morse

Paspalum dilatatum    Dallis grass,  Dallisgrass
non-native
Perennial grass

POACEAE

Paspalum dilatatum
© 2024 David popp
Paspalum dilatatum
© 2024 David popp
Paspalum dilatatum
© 2021 Ron Vanderhoff

Pectocarya linearis ssp. ferocula    Sagebrush combseed,  Slender comb seed,  Slender pectocarya
native
Annual herb

BORAGINACEAE

Pectocarya linearis ssp. ferocula
© 2014 Steve Matson
Pectocarya linearis ssp. ferocula
© 2014 Steve Matson
Pectocarya linearis ssp. ferocula
© 2014 Steve Matson

Pectocarya penicillata    Sleeping combseed,  Winged comb seed,  Winged pectocarya
native
Annual herb

BORAGINACEAE

Pectocarya penicillata
© 2011 Steve Matson
Pectocarya penicillata
© 2022 Steve Matson
Pectocarya penicillata
© 2011 Steve Matson

Pedicularis densiflora    Warrior's plume,  Indian warrior
native
Perennial herb

OROBANCHACEAE

Pedicularis densiflora
© 2015 Dee Warenycia
Pedicularis densiflora
© 2019 Jason Mills
Pedicularis densiflora
© 2024 Mary Ann Machi

Pellaea andromedifolia    Coffee cliffbrake,  Coffee fern
native
Fern

PTERIDACEAE

Pellaea andromedifolia
© 2023 Steve Conger
Pellaea andromedifolia
© 2021 Steve Matson
Pellaea andromedifolia
© 2021 Mike Russler

Pennisetum clandestinum    Kikuyu grass,  Kikuyugrass
invasive non-native
Perennial grass

POACEAE

Pennisetum clandestinum
© 2020 Ron Vanderhoff
Pennisetum clandestinum
© 2020 Ron Vanderhoff
Pennisetum clandestinum
© 2017 Josh Nuzzo

Pennisetum setaceum    Crimson fountaingrass,  Fountaingrass
invasive non-native
Perennial grass

POACEAE

Pennisetum setaceum
© 2021 Steve Matson
Pennisetum setaceum
© 2021 Steve Matson
Pennisetum setaceum
© 2021 Steve Matson

Pentagramma triangularis    Gold back fern,  Goldenback fern
native
Fern

PTERIDACEAE

Pentagramma triangularis
© 2024 Steve Conger
Pentagramma triangularis
© 2022 Cynthia Powell
Pentagramma triangularis
© 2023 Julia Markey

Pentagramma triangularis ssp. trangularis    Gold back fern,  Goldenback fern
native
Fern

PTERIDACEAE

Pentagramma triangularis ssp. trangularis
© 2024 Steve Conger
Pentagramma triangularis ssp. trangularis
© 2022 Cynthia Powell
Pentagramma triangularis ssp. trangularis
© 2023 Julia Markey

Peritoma arborea    Bladderpod
native
Shrub

CLEOMACEAE

Peritoma arborea
© 2022 Steven M Norris
Peritoma arborea
© 2024 Ron Vanderhoff
Peritoma arborea
© 2025 Mike Russler

Phacelia cicutaria var. hispida    Caterpillar phacelia
native
Annual herb

HYDROPHYLLACEAE

Phacelia cicutaria var. hispida
© 2017 Steve Matson
Phacelia cicutaria var. hispida
© 2017 Steve Matson
Phacelia cicutaria var. hispida
© 2017 Steve Matson

Phacelia distans    Common phacelia,  Distant phacelia,  Wild heliotrope
native
Annual herb

HYDROPHYLLACEAE

Phacelia distans
© 2014 Steve Matson
Phacelia distans
© 2014 Steve Matson
Phacelia distans
© 2022 Ron Vanderhoff

Phacelia grandiflora    Giant flowered phacelia,  Large flowered phacelia,  Largeflower phacelia
native
Annual herb

HYDROPHYLLACEAE

Phacelia grandiflora
© 2014 Ron Vanderhoff
Phacelia grandiflora
© 2019 Ron Vanderhoff
Phacelia grandiflora
© 2019 Ron Vanderhoff

Phacelia ramosissima    Branching phacelia
native
Perennial herb

HYDROPHYLLACEAE

Phacelia ramosissima
© 2005 Steve Matson
Phacelia ramosissima
© 2022 Rosalind Helfand
Phacelia ramosissima
© 2020 Ron Vanderhoff

Phalaris canariensis    Annual canarygrass
non-native
Annual grass

POACEAE

Phalaris canariensis
© 2008 Louis-M. Landry
Phalaris canariensis
© 2007 Luigi Rignanese
Phalaris canariensis
© 2007 Luigi Rignanese

Phalaris paradoxa    Hood canarygrass
non-native
Annual grass

POACEAE

Phalaris paradoxa
© 2024 Jennifer Mo
Phalaris paradoxa
© 2021 John Rawlings
Phalaris paradoxa
© 2017 James Bailey

Philadelphus lewisii    Lewis' mock orange,  Mock orange,  Wild mock orange
native
Shrub

HYDRANGEACEAE

Philadelphus lewisii
© 2016 Steve Matson
Philadelphus lewisii
© 2016 Steve Matson
Philadelphus lewisii
© 2016 Steve Matson

Phoenix canariensis    Canary island date palm
invasive non-native
Tree

ARECACEAE

Phoenix canariensis
© 2020 Ron Vanderhoff
Phoenix canariensis
© 2022 Ron Vanderhoff
Phoenix canariensis
© 2021 James Bailey

Pholistoma auritum    Blue fiestaflower,  Fiesta flower
native
Annual herb

HYDROPHYLLACEAE

Pholistoma auritum
© 2014 Steve Matson
Pholistoma auritum
© 2014 Steve Matson
Pholistoma auritum
© 2014 Steve Matson

Pholistoma membranaceum    White fiesta flower,  White fiestaflower
native
Annual herb

HYDROPHYLLACEAE

Pholistoma membranaceum
© 2025 Mike Russler
Pholistoma membranaceum
© 2005 Steve Matson
Pholistoma membranaceum
© 2025 Mike Russler

Pholistoma racemosum    Racemed fiestaflower,  San Diego fiesta flower,  San Diego fiestaflower
native
Annual herb

HYDROPHYLLACEAE

Pholistoma racemosum
© 2019 Ron Vanderhoff
Pholistoma racemosum
© 2019 Ron Vanderhoff
Pholistoma racemosum
© 2017 James Bailey

Pinus torreyana    Island torrey pine
native
Tree

PINACEAE

Pinus torreyana
© 2019 Diane Etchison
Pinus torreyana
© 2019 Susan McDougall
Pinus torreyana
© 2019 Susan McDougall

Piperia unalascensis    Alaska piperia,  Alaska rein orchid,  Rein orchid
native
Perennial herb

ORCHIDACEAE

Piperia unalascensis
© 2006 Steve Matson
Piperia unalascensis
© 2022 Steve Matson
Piperia unalascensis
© 2022 Steve Matson

Pittosporum undulatum    Australian cheesewood,  Victorian box
invasive non-native
Tree, Shrub

PITTOSPORACEAE

Pittosporum undulatum
© 2018 Ron Vanderhoff
Pittosporum undulatum
© 2017 UCSC Weed Management Group
Pittosporum undulatum
© 2018 Ron Vanderhoff

Plagiobothrys collinus var. californicus    California popcorn flower,  Cooper's popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys collinus var. californicus
© 2023 Ron Vanderhoff
Plagiobothrys collinus var. californicus
© 2019 Ron Vanderhoff
Plagiobothrys collinus var. californicus
© 2021 Ron Vanderhoff

Plagiobothrys collinus var. gracilis    Cooper's popcornflower,  Graceful popcorn flower
native
Annual herb

BORAGINACEAE

Plagiobothrys collinus var. gracilis
© 2014 Steve Matson
Plagiobothrys collinus var. gracilis
© 2014 Steve Matson
Plagiobothrys collinus var. gracilis
© 2014 Steve Matson

Plantago erecta    California plantain,  Dotseed plantain,  Foothill plantain
native
Annual herb

PLANTAGINACEAE

Plantago erecta
© 2008 Steve Matson
Plantago erecta
© 2022 Steve Matson
Plantago erecta
© 2022 Steve Matson

Plantago lanceolata    English plantain,  Narrow leaved plantain,  Ribgrass
invasive non-native
Perennial herb

PLANTAGINACEAE

Plantago lanceolata
© 2008 Steve Matson
Plantago lanceolata
© 2019 Joe Engelbrecht
Plantago lanceolata
© 2021 Ken Lunders

Plantago major    Common plantain
non-native
Perennial herb

PLANTAGINACEAE

Plantago major
© 2019 Bob Sweatt
Plantago major
© 2022 Diana Wahl
Plantago major
© 2020 Ryan Carle

Plantago ovata var. insularis    Desert plantain
native
Annual herb

PLANTAGINACEAE

Plantago ovata var. insularis
© 2015 Keir Morse
Plantago ovata var. insularis
© 2015 Keir Morse
Plantago ovata var. insularis
© 2015 Keir Morse

Plantago rhodosperma    Redseed plantain,  Virginia plantain
native
Annual, Perennial herb

PLANTAGINACEAE

Plantago rhodosperma
© 2015 Keir Morse
Plantago rhodosperma
© 2015 Keir Morse
Plantago rhodosperma
© © 2015 Keir Morse

Platanus racemosa    California sycamore,  Western sycamore
native
Tree

PLATANACEAE

Platanus racemosa
© 2021 Ron Vanderhoff
Platanus racemosa
© 2018 Ron Vanderhoff
Platanus racemosa
© 2021 Ron Vanderhoff

Platystemon californicus    Cream cups,  Creamcups
native
Annual herb

PAPAVERACEAE

Platystemon californicus
© 2017 Nathanial Wigington
Platystemon californicus
© 2022 John L. Thompson
Platystemon californicus
© 2022 John L. Thompson

Pluchea odorata var. odorata    Salt marsh fleabane
native
Annual, Perennial herb

ASTERACEAE

Pluchea odorata var. odorata
© 2011 Keir Morse
Pluchea odorata var. odorata
© 2011 Keir Morse
Pluchea odorata var. odorata
© 2019 Ron Vanderhoff

Pluchea sericea    Arrow wed,  Arrow weed,  Arrowweed
native
Shrub

ASTERACEAE

Pluchea sericea
© 2020 Susan McDougall
Pluchea sericea
© 2021 Richard Spjut
Pluchea sericea
© 2018 Christopher Hauser

Poa secunda    One sided blue grass,  Pine bluegrass,  Sandberg bluegrass
native
Perennial grass

POACEAE

Poa secunda
© 2024 Ryan O'Dell
Poa secunda
© 2019 Paul Aigner
Poa secunda
© 2020 Paul Aigner

Polycarpon depressum    California allseed,  California manyseed,  California polycarpon
native
Annual herb

CARYOPHYLLACEAE

Polycarpon depressum
© 2023 James Bailey
Polycarpon depressum
© 2023 James Bailey
Polycarpon depressum
© 2022 Ken Hickman

Polycarpon tetraphyllum    Four leaved all seed,  Four leaved allseed,  Four leaved polycarp
non-native
Annual herb

CARYOPHYLLACEAE

Polycarpon tetraphyllum
© 2020 Ron Vanderhoff
Polycarpon tetraphyllum
© 2019 Ron Vanderhoff
Polycarpon tetraphyllum
© 2020 Ron Vanderhoff

Polygonum aviculare ssp. depressum    Prostrate knotweed
non-native
Annual, Perennial herb

POLYGONACEAE

Polygonum aviculare ssp. depressum
© 2016 Barbara Boethling
Polygonum aviculare ssp. depressum
© 2021 Ron Vanderhoff
Polygonum aviculare ssp. depressum
© 2014 Richard Chasey

Polypodium californicum    California polypody
native
Fern

POLYPODIACEAE

Polypodium californicum
© 2020 Ron Vanderhoff
Polypodium californicum
© 2021 Ron Vanderhoff
Polypodium californicum
© 2023 Keir Morse

Polypogon monspeliensis    Annual beard grass,  Rabbitsfoot grass
invasive non-native
Annual grass

POACEAE

Polypogon monspeliensis
© 2008 Steve Matson
Polypogon monspeliensis
© 2014 Steve Matson
Polypogon monspeliensis
© 2008 Steve Matson

Polypogon viridis    Water beard grass
non-native
Perennial grass

POACEAE

Polypogon viridis
© 2022 Ron Vanderhoff
Polypogon viridis
© 2021 Ron Vanderhoff
Polypogon viridis
© 2019 Friends of Five Creeks volunteers

Populus fremontii ssp. fremontii    Fremont cottonwood
native
Tree

SALICACEAE

Populus fremontii ssp. fremontii
© 2017 Steve Matson
Populus fremontii ssp. fremontii
© 2017 Steve Matson
Populus fremontii ssp. fremontii
© 2020 Ron Vanderhoff

Portulaca oleracea    Common purslane,  Little hogweed,  Purslane
non-native
Annual herb

PORTULACACEAE

Portulaca oleracea
© 2020 Ron Vanderhoff
Portulaca oleracea
© 2022 Ron Vanderhoff
Portulaca oleracea
© 2020 R.A. Chasey

Prunus ilicifolia    Holly leaf cherry,  Holly leaved cherry,  Hollyleaf cherry
native
Tree, Shrub

ROSACEAE

Prunus ilicifolia
© 2024 Lynn Overtree
Prunus ilicifolia
© 2019 Marisa Persaud
Prunus ilicifolia
© 2019 Bryant Baker

native
Perennial herb

ASTERACEAE

Pseudognaphalium beneolens
© 2021 BLM Redding Field Office
Pseudognaphalium beneolens
© 2021 Mike Russler
Pseudognaphalium beneolens
© 2021 R.A. Chasey

Pseudognaphalium biolettii    Two-color rabbit-tobacco
native
Perennial herb

ASTERACEAE

Pseudognaphalium biolettii
© 2019 David Greenberger
Pseudognaphalium biolettii
© 2019 Ron Vanderhoff
Pseudognaphalium biolettii
© 2019 Ron Vanderhoff

Pseudognaphalium californicum    Ladies' tobacco
native
Annual, Perennial herb

ASTERACEAE

Pseudognaphalium californicum
© 2019 Gary McDonald
Pseudognaphalium californicum
© 2020 Steven M Norris
Pseudognaphalium californicum
© 2021 Ron Vanderhoff

Pseudognaphalium microcephalum    Wright's cudweed
native
Perennial herb

ASTERACEAE

Pseudognaphalium microcephalum
© 2020 Ron Vanderhoff
Pseudognaphalium microcephalum
© 2022 David Strauch
Pseudognaphalium microcephalum
© 2019 Ron Vanderhoff

Pseudognaphalium ramosissimum    Pink cudweed
native
Annual, Biennial herb

ASTERACEAE

Pseudognaphalium ramosissimum
© 2021 R.A. Chasey
Pseudognaphalium ramosissimum
© 2018 Parker Santiago
Pseudognaphalium ramosissimum
© 2017 Gary McDonald

Pseudognaphalium stramineum    Cottonbatting plant
native
Perennial herb

ASTERACEAE

Pseudognaphalium stramineum
© 2017 Gary McDonald
Pseudognaphalium stramineum
© 2017 Gary McDonald
Pseudognaphalium stramineum
© 2017 Gary McDonald

Pterostegia drymarioides    Fairy mist,  Woodland threadstem
native
Annual herb

POLYGONACEAE

Pterostegia drymarioides
© 2016 Steve Matson
Pterostegia drymarioides
© 2016 Steve Matson
Pterostegia drymarioides
© 2005 Steve Matson

Quercus agrifolia    California live oak,  Coast live oak
native
Tree

FAGACEAE

Quercus agrifolia
© 2019 Patrick Furtado
Quercus agrifolia
© 2022 Andy Ford
Quercus agrifolia
© 2018 Marcyn Del Clements

Quercus dumosa    Coastal sage scrub oak,  Nuttall's scrub oak
rare native
Shrub

FAGACEAE

Quercus dumosa
© 2023 Ron Vanderhoff
Quercus dumosa
© 2022 Ron Vanderhoff
Quercus dumosa
© 2012 Ron Vanderhoff

Quercus ilex    Holly oak
non-native
Tree

FAGACEAE

Quercus ilex
© 2022 Jennifer Mo
Quercus ilex
© 2013 Ron Vanderhoff
Quercus ilex
© 2020 Ron Vanderhoff

Raphanus sativus    Cultivated radish,  Jointed charlock,  Wild radish
invasive non-native
Annual, Biennial herb

BRASSICACEAE

Raphanus sativus
© 2017 Lisa Miller
Raphanus sativus
© 2020 Ron Vanderhoff
Raphanus sativus
© 2023 Julia Markey

Rhamnus crocea    Redberry buckthorn
native
Shrub

RHAMNACEAE

Rhamnus crocea
© 2011 Michael Mitchell
Rhamnus crocea
© 2022 Ron Vanderhoff
Rhamnus crocea
© 2019 Ron Vanderhoff

Rhus integrifolia    Lemonade berry,  Lemonade sumac
native
Shrub

ANACARDIACEAE

Rhus integrifolia
© 2024 Mike Russler
Rhus integrifolia
© 2019 Ron Vanderhoff
Rhus integrifolia
© 2024 Mike Russler

Ribes indecorum    White flowering currant,  Whiteflower currant
native
Shrub

GROSSULARIACEAE

Ribes indecorum
© 2020 Diane Etchison
Ribes indecorum
© 2020 Diane Etchison
Ribes indecorum
© 2020 Diane Etchison

Ribes speciosum    Fuchsia flowered gooseberry,  Fuchsiaflower gooseberry
native
Shrub

GROSSULARIACEAE

Ribes speciosum
© 2022 David Chipping
Ribes speciosum
© 2024 Shelly Marshall
Ribes speciosum
© 2021 Ron Vanderhoff

Ricinus communis    Castor bean,  Castorbean
invasive non-native
Shrub

EUPHORBIACEAE

Ricinus communis
© 2017 Henry DiRocco
Ricinus communis
© 2020 Aaron Echols
Ricinus communis
© 2022 Ron Vanderhoff

Rosa californica    California wild rose,  California wildrose
native
Shrub

ROSACEAE

Rosa californica
© 2022 Suzanne L. Weakley
Rosa californica
© 2022 Suzanne L. Weakley
Rosa californica
© 2021 Sue Graue

Rubus laciniatus    Cut leaved blackberry,  Cutleaf blackberry
non-native
Shrub

ROSACEAE

Rubus laciniatus
© 2017 Chris Friedel
Rubus laciniatus
© 2021 Donald Burk
Rubus laciniatus
© 2014 John Malpas

Rumex conglomeratus    Clustered dock,  Green dock
non-native
Perennial herb

POLYGONACEAE

Rumex conglomeratus
© 2020 Ron Vanderhoff
Rumex conglomeratus
© 2023 Ron Vanderhoff
Rumex conglomeratus
© 2023 Ron Vanderhoff

Rumex crispus    Curly dock,  Curly leaved dock,  Rhubarb
invasive non-native
Perennial herb

POLYGONACEAE

Rumex crispus
© 2018 Tim Lewis
Rumex crispus
© 2019 Diane Etchison
Rumex crispus
© 2023 Ron Vanderhoff

Ruppia maritima    Ditch grass,  Ditchgrass or wigeon grass,  Widgeongrass
native
Perennial herb (aquatic)

RUPPIACEAE

Ruppia maritima
© 2020 Ron Vanderhoff
Ruppia maritima
© 2020 Ron Vanderhoff
Ruppia maritima
© 2020 Ron Vanderhoff

Salicornia depressa    Virginia glasswort
native
Annual herb

CHENOPODIACEAE

Salicornia depressa
© 2012 Jason Matthias Mills
Salicornia depressa
© 2014 Cuyler Stapelmann
Salicornia depressa
© 2006 Doreen L. Smith

Salicornia pacifica    Glasswort,  Pacific swampfire,  Pickleweed
native
Perennial herb

CHENOPODIACEAE

Salicornia pacifica
© 2024 R.A. Chasey
Salicornia pacifica
© 2020 Ron Vanderhoff
Salicornia pacifica
© 2018 Ron Vanderhoff

Salicornia virginica    Virginia glasswort
native
Annual herb

CHENOPODIACEAE

Salicornia virginica
© 2012 Jason Matthias Mills
Salicornia virginica
© 2014 Cuyler Stapelmann
Salicornia virginica
© 2006 Doreen L. Smith

Salix exigua var. hindsiana    Sandbar willow
native
Tree, Shrub

SALICACEAE

Salix exigua var. hindsiana
© 2020 Ron Vanderhoff
Salix exigua var. hindsiana
© 02/22/2022 John Rawlings
Salix exigua var. hindsiana
© 2021 Richard Spjut

Salix gooddingii    Goodding's black willow,  Goodding's willow,  Gooding's willow
native
Tree

SALICACEAE

Salix gooddingii
© 2020 Ron Vanderhoff
Salix gooddingii
© 2021 Richard Spjut
Salix gooddingii
© 2020 Ron Vanderhoff

Salix laevigata    Polished willow,  Red willow
native
Tree

SALICACEAE

Salix laevigata
© 2017 Steve Matson
Salix laevigata
© 2017 Steve Matson
Salix laevigata
© 2017 Steve Matson

Salix lasiandra    Pacific willow
native
Tree

SALICACEAE

Salix lasiandra
© 2022 Ryan O'Dell
Salix lasiandra
© 2018 Ron Vanderhoff
Salix lasiandra
© 2021 Richard Spjut

Salix lasiolepis    Arroyo willow
native
Tree, Shrub

SALICACEAE

Salix lasiolepis
© 2019 Steve Matson
Salix lasiolepis
© 2022 Ron Vanderhoff
Salix lasiolepis
© 2020 Steve Matson

Salsola tragus    Prickly russian thistle,  Russianthistle,  Tumbleweed
invasive non-native
Annual herb

CHENOPODIACEAE

Salsola tragus
© 2017 Ron Vanderhoff
Salsola tragus
© 2018 Angelique Herman
Salsola tragus
© 2023 Cynthia Powell

Salvia apiana    White sage
native
Shrub

LAMIACEAE

Salvia apiana
© 2019 Hannah Garcia
Salvia apiana
© 2019 Ron Vanderhoff
Salvia apiana
© 2020 Ron Vanderhoff

Salvia clevelandii    Cleveland sage,  Fragrant sage
native
Shrub

LAMIACEAE

Salvia clevelandii
© 2019 Diane Etchison
Salvia clevelandii
© 2022 Ron Vanderhoff
Salvia clevelandii
© 2022 Ron Vanderhoff

Salvia mellifera    Black sage
native
Shrub

LAMIACEAE

Salvia mellifera
© 2017 Steve Matson
Salvia mellifera
© 2022 Suzanne L. Weakley
Salvia mellifera
© 2019 Diane Etchison

Sambucus nigra ssp. caerulea    Blue elderberry
native
Tree, Shrub

VIBURNACEAE

Sambucus nigra ssp. caerulea
© 2021 Mike Russler
Sambucus nigra ssp. caerulea
© 2020 Diane Etchison
Sambucus nigra ssp. caerulea
© 2022 El Byrne

Samolus parviflorus    Water pimpernel
native
Perennial herb

THEOPHRASTACEAE

Samolus parviflorus
© 2023 Ron Vanderhoff
Samolus parviflorus
© 2022 Catherine Chang
Samolus parviflorus
© 2022 Catherine Chang

Sanicula crassicaulis    Gamble weed,  Pacific blacksnakeroot,  Pacific sanicle
native
Perennial herb

APIACEAE

Sanicula crassicaulis
© 2023 Steve Conger
Sanicula crassicaulis
© 2023 Steve Conger
Sanicula crassicaulis
© 2021 Steve Laymon

Schinus molle    Peruvian pepper tree,  Peruvian peppertree
invasive non-native
Tree

ANACARDIACEAE

Schinus molle
© 2021 stephen rosenthal
Schinus molle
© 2017 William McCarey
Schinus molle
© 2023 Ron Vanderhoff

Schinus terebinthifolius    Brazilian pepper tree,  Brazilian peppertree
invasive non-native
Tree, Shrub

ANACARDIACEAE

Schinus terebinthifolius
© 2019 Ron Vanderhoff
Schinus terebinthifolius
© 2022 Ron Vanderhoff
Schinus terebinthifolius
© 2017 Angelique Herman

Schismus barbatus    Common mediterranean grass,  Old han schismus
invasive non-native
Annual grass

POACEAE

Schismus barbatus
© 2022 Ron Vanderhoff
Schismus barbatus
© 2022 Ron Vanderhoff
Schismus barbatus
© 2022 Ron Vanderhoff

native
Perennial grasslike herb

CYPERACEAE

Schoenoplectus acutus var. occidentalis
© 2019 Steve Matson
Schoenoplectus acutus var. occidentalis
© 2019 Steve Matson
Schoenoplectus acutus var. occidentalis
© 2019 Steve Matson

Schoenoplectus americanus    Chairmaker's bulrush
native
Perennial grasslike herb

CYPERACEAE

Schoenoplectus americanus
© 2021 Ron Vanderhoff
Schoenoplectus americanus
© 2016 Joan Hampton
Schoenoplectus americanus
© 2020 Ron Vanderhoff

Schoenoplectus californicus    California bulrush
native
Perennial grasslike herb

CYPERACEAE

Schoenoplectus californicus
© 2021 R.A. Chasey
Schoenoplectus californicus
© 2020 Diane Etchison
Schoenoplectus californicus
© 2021 R.A. Chasey

Scrophularia californica    California bee plant,  California figwort
native
Perennial herb

SCROPHULARIACEAE

Scrophularia californica
© 2020 Bob Sweatt
Scrophularia californica
© 2006 Steve Matson
Scrophularia californica
© 2019 Cynthia Powell

Selaginella cinerascens    Ashy spike moss,  Mesa spikemoss
rare native

SELAGINELLACEAE

Selaginella cinerascens
© 2015 Ron Vanderhoff
Selaginella cinerascens
© 2015 Keir Morse
Selaginella cinerascens
© 2025 Ron Vanderhoff

Senecio californicus    California butterweed,  California groundsel,  California ragwort
native
Annual herb

ASTERACEAE

Senecio californicus
© 2019 Diane Etchison
Senecio californicus
© 2023 Ron Vanderhoff
Senecio californicus
© 2022 Ron Vanderhoff

Senecio vulgaris    Common groundsel,  Old man in the spring,  Old man of spring
non-native
Annual herb

ASTERACEAE

Senecio vulgaris
© 2017 Barbara Boethling
Senecio vulgaris
© 2023 Ron Vanderhoff
Senecio vulgaris
© 2021 Toni Corelli

Senna didymobotrya    African senna,  African wild cassia
non-native
Shrub

FABACEAE

Senna didymobotrya
© 2021 Ron Vanderhoff
Senna didymobotrya
© 2021 Ramona Robison
Senna didymobotrya
© 2021 Ron Vanderhoff

Sesuvium verrucosum    Verrucose seapurslane,  Western sea purslane
native
Perennial herb

AIZOACEAE

Sesuvium verrucosum
© 2019 Ron Vanderhoff
Sesuvium verrucosum
© 2020 R.A. Chasey
Sesuvium verrucosum
© 2018 Ron Vanderhoff

Sidalcea sparsifolia    Southern checkerbloom
native
Perennial herb (rhizomatous)

MALVACEAE

Sidalcea sparsifolia
© 2022 Emily Sluiman
Sidalcea sparsifolia
© 2025 Ron Vanderhoff
Sidalcea sparsifolia
© 2019 Bonnie Nickel

Silene gallica    Common catchfly,  Windmill pink
non-native
Annual herb

CARYOPHYLLACEAE

Silene gallica
© 2019 Mary Wloch
Silene gallica
© 2017 Gary McDonald
Silene gallica
© 2019 Gary McDonald

Silene laciniata ssp. major    Cardinal catchfly
native
Perennial herb

CARYOPHYLLACEAE

Silene laciniata ssp. major
© 2020 David Greenberger
Silene laciniata ssp. major
© 2023 Ron Vanderhoff
Silene laciniata ssp. major
© 2023 Ron Vanderhoff

Sisymbrium irio    London rocket
invasive non-native
Annual herb

BRASSICACEAE

Sisymbrium irio
© 2022 Ron Vanderhoff
Sisymbrium irio
© 2022 Ron Vanderhoff
Sisymbrium irio
© 2022 Mike Russler

Sisymbrium officinale    Hedge mustard,  Hedgemustard
non-native
Annual herb

BRASSICACEAE

Sisymbrium officinale
© 2021 Ann Garside
Sisymbrium officinale
© 2022 Julian Geoghegan
Sisymbrium officinale
© 2021 Ron Vanderhoff

Sisymbrium orientale    Indian hedge mustard,  Oriental hedge mustard
non-native
Annual, Perennial herb

BRASSICACEAE

Sisymbrium orientale
© 2019 Diane Etchison
Sisymbrium orientale
© 2021 Paul Aigner
Sisymbrium orientale
© 2021 Ron Vanderhoff

Sisyrinchium bellum    Western blue eyed grass
native
Perennial herb

IRIDACEAE

Sisyrinchium bellum
© 2024 Steve Conger
Sisyrinchium bellum
© 2024 Ron Vanderhoff
Sisyrinchium bellum
© 2019 Stacie Wolny

Solanum americanum    American black nightshade,  Common nightshade,  Small flowered nightshade
native
Annual, Perennial herb

SOLANACEAE

Solanum americanum
© 2009 Steve Matson
Solanum americanum
© 2009 Steve Matson
Solanum americanum
© 2009 Steve Matson

Solanum parishii    Nightshade,  Parish's nightshade,  Parish's purple nightshade
native
Shrub

SOLANACEAE

Solanum parishii
© 2019 Diane Etchison
Solanum parishii
© 2020 G Froelich
Solanum parishii
© 2023 Caitlin Kreutz

Solanum umbelliferum    Blue witch nightshade,  Bluewitch nightshade
native
Shrub

SOLANACEAE

Solanum umbelliferum
© 2014 Steve Matson
Solanum umbelliferum
© 2014 Steve Matson
Solanum umbelliferum
© 2014 Steve Matson

Soleirolia soleirolii    Baby's tears,  Mother of thousands
non-native
Annual herb

URTICACEAE

Soleirolia soleirolii
© 2020 Ron Vanderhoff
Soleirolia soleirolii
© 2021 Donald Burk
Soleirolia soleirolii
© 2020 Ron Vanderhoff

Sonchus asper    Spiny sowthistle
non-native
Annual herb

ASTERACEAE

Sonchus asper
© 2010 Michael Mitchell
Sonchus asper
© 2020 Julie A. Kierstead
Sonchus asper
© 2017 MCOSD Restoration Crew

Sonchus oleraceus    Common sow thistle,  Common sowthistle,  Sow thistle
non-native
Annual herb

ASTERACEAE

Sonchus oleraceus
© 2019 Diane Etchison
Sonchus oleraceus
© 2015 Jesse Rorabaugh
Sonchus oleraceus
© 2024 Ron Vanderhoff

Spartina foliosa    California cord grass,  California cordgrass,  Pacific cordgrass
native
Perennial grass

POACEAE

Spartina foliosa
© 2019 Patrick Furtado
Spartina foliosa
© 2017 MCOSD EDRR
Spartina foliosa
© 2021 Jutta Burger

Spergularia bocconi    Boccone's sand spurry
non-native
Annual herb

CARYOPHYLLACEAE

Spergularia bocconi
© 2021 Ron Vanderhoff
Spergularia bocconi
© 2021 Ron Vanderhoff
Spergularia bocconi
© 2019 Ron Vanderhoff

Spergularia marina    Salt marsh sand spurry
native
Annual herb

CARYOPHYLLACEAE

Spergularia marina
© 2023 Mike Russler
Spergularia marina
© 2021 R.A. Chasey
Spergularia marina
© 2021 Ron Vanderhoff

Spergularia villosa    Hairy sand spurrey,  Hairy sandspurry,  Villous sand spurry
non-native
Perennial herb

CARYOPHYLLACEAE

Spergularia villosa
© 2021 Ron Vanderhoff
Spergularia villosa
© 2011 Toni Corelli
Spergularia villosa
© 2021 Ron Vanderhoff

Sporobolus airoides    Alkali sacaton
native
Perennial grass

POACEAE

Sporobolus airoides
© 2022 Steve Matson
Sporobolus airoides
© 2022 Steve Matson
Sporobolus airoides
© 2009 Steve Matson

Stachys ajugoides var. rigida    Mexican hedgenettle
native
Perennial herb

LAMIACEAE

Stachys ajugoides var. rigida
© 2016 Steve Matson
Stachys ajugoides var. rigida
© 2016 Steve Matson
Stachys ajugoides var. rigida
© 2016 Steve Matson

Stellaria media    Chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Stellaria media
© 2018 Gary McDonald
Stellaria media
© 2018 Gary McDonald
Stellaria media
© 2015 Diane Etchison

Stephanomeria diegensis    San diego milk aster,  Wreathplant
native
Annual, Perennial herb

ASTERACEAE

Stephanomeria diegensis
© 2024 Bonnie Nickel
Stephanomeria diegensis
© 2021 Ron Vanderhoff
Stephanomeria diegensis
© 2023 Suzanne Hooker

Stephanomeria exigua    Small wirelettuce
native
Annual herb

ASTERACEAE

Stephanomeria exigua
© 2022 Steve Matson
Stephanomeria exigua
© 2019 David Greenberger
Stephanomeria exigua
© 2022 Steve Matson

Stephanomeria virgata ssp. pleurocarpa    Tall stephanomeria,  Wand stephanomeria,  Wand wirelettuce
native
Annual herb

ASTERACEAE

Stephanomeria virgata ssp. pleurocarpa
© 2021 Helen Hancock
Stephanomeria virgata ssp. pleurocarpa
© 2023 R.A. Chasey
Stephanomeria virgata ssp. pleurocarpa
© 2018 Richard Spjut

Stipa cernua    Nodding needle grass
native
Perennial grass

POACEAE

Stipa cernua
© 2018 Liz Block
Stipa cernua
© 2022 Ron Vanderhoff
Stipa cernua
© 2022 Dianne Lake

Stipa coronata    Crested needle grass
native
Perennial grass

POACEAE

Stipa coronata
© 2024 Ron Vanderhoff
Stipa coronata
© 2024 Alisa Flint
Stipa coronata
© 2019 Rachelle Gray

Stipa lepida    Foothill needle grass
native
Perennial grass

POACEAE

Stipa lepida
© 2017 Gary McDonald
Stipa lepida
© 2023 Ron Vanderhoff
Stipa lepida
© 2024 Mel Letterman

Stipa pulchra    Purple needle grass
native
Perennial grass

POACEAE

Stipa pulchra
© 2019 Michelle Karle
Stipa pulchra
© 2008 Zoya Akulova
Stipa pulchra
© 2019 Ron Vanderhoff

Stylocline gnaphaloides    Everlasting nest straw,  Everlasting stylocline,  Mountain neststraw
native
Annual herb

ASTERACEAE

Stylocline gnaphaloides
© 2019 Diane Etchison
Stylocline gnaphaloides
© 2021 Ron Vanderhoff
Stylocline gnaphaloides
© 2021 Ron Vanderhoff

Suaeda nigra    Bush seepweed
native
Perennial herb

CHENOPODIACEAE

Suaeda nigra
© 2017 Steve Matson
Suaeda nigra
© 2016 Steve Matson
Suaeda nigra
© 2017 Steve Matson

Suaeda taxifolia    Woolly seablite
rare native
Shrub

CHENOPODIACEAE

Suaeda taxifolia
© 2019 Diane Etchison
Suaeda taxifolia
© 2020 Ron Vanderhoff
Suaeda taxifolia
© 2020 Ron Vanderhoff

Symphyotrichum divaricatum    Eastern annual saltmarsh aster
native
Annual herb

ASTERACEAE

Symphyotrichum divaricatum
© 2019 Ron Vanderhoff
Symphyotrichum divaricatum
© 2018 Ron Vanderhoff
Symphyotrichum divaricatum
© 2018 Ron Vanderhoff

Tamarix parviflora    Fourstamen tamarisk,  Smallflower tamarisk
invasive non-native
Tree, Shrub

TAMARICACEAE

Tamarix parviflora
© 2015 Steve Matson
Tamarix parviflora
© 2020 Leslie Cobb
Tamarix parviflora
© 2015 Steve Matson

Tamarix ramosissima    Saltcedar,  Tamarisk
invasive non-native
Tree, Shrub

TAMARICACEAE

Tamarix ramosissima
© 2025 richard mcneill
Tamarix ramosissima
© 2017 Barbara Boethling
Tamarix ramosissima
© 2022 Ron Vanderhoff

Tetragonia tetragonioides    New zealand spinach
invasive non-native
Annual herb

AIZOACEAE

Tetragonia tetragonioides
© 2017 James Bailey
Tetragonia tetragonioides
© 2022 David Strauch
Tetragonia tetragonioides
© 2009 Neal Kramer

Thalictrum fendleri var. polycarpum    Fendler's meadow rue,  Meadow rue,  Torrey's meadow rue
native
Perennial herb

RANUNCULACEAE

Thalictrum fendleri var. polycarpum
© 2017 Thomas Reyes
Thalictrum fendleri var. polycarpum
© 2019 Patrick Furtado
Thalictrum fendleri var. polycarpum
© 2020 Diane Etchison

Torilis arvensis    Field hedge parsley,  Spreading hedgeparsley,  Tall Sock-Destroyer
invasive non-native
Annual herb

APIACEAE

Torilis arvensis
© 2019 Ron Vanderhoff
Torilis arvensis
© 2017 Gary McDonald
Torilis arvensis
© 2018 Lindsey Hack

Toxicodendron diversilobum    Poison oak,  Poisonoak,  Western Poison Oak
native
Vine, Shrub

ANACARDIACEAE

Toxicodendron diversilobum
© 2020 Ron Vanderhoff
Toxicodendron diversilobum
© 2019 Randy Huey
Toxicodendron diversilobum
© 2025 Mike Russler

Toxicoscordion fremontii    Fremont's star lily,  Fremont's death camas
native
Perennial herb

MELANTHIACEAE

Toxicoscordion fremontii
© 2024 Carissa Brands
Toxicoscordion fremontii
© 2024 Mary Conway
Toxicoscordion fremontii
© 2021 Kristen Nelson

Trifolium hirtum    Rose clover
invasive non-native
Annual herb

FABACEAE

Trifolium hirtum
© 2011 Steve Matson
Trifolium hirtum
© 2011 Steve Matson
Trifolium hirtum
© 2011 Steve Matson

Tropaeolum majus    Garden nasturtium,  Nasturtium
invasive non-native
Annual herb, Vine

TROPAEOLACEAE

Tropaeolum majus
© 2021 Julie A. Kierstead
Tropaeolum majus
© 2024 Mike Russler
Tropaeolum majus
© 2020 Jennifer Mo

Typha domingensis    Narrowleaf cattail,  Southern cattail
native
Perennial herb

TYPHACEAE

Typha domingensis
© 2020 Ron Vanderhoff
Typha domingensis
© 2020 Ron Vanderhoff
Typha domingensis
© 2023 Ron Vanderhoff

Typha latifolia    Broadleaf cattail,  Common cattail,  Soft flag
native
Perennial herb (aquatic)

TYPHACEAE

Typha latifolia
© 2013 Steve Matson
Typha latifolia
© 2013 Steve Matson
Typha latifolia
© 2013 Steve Matson

Uropappus lindleyi    Silver puffs,  Uropappus
native
Annual herb

ASTERACEAE

Uropappus lindleyi
© 2019 Zack Abbey
Uropappus lindleyi
© 2019 Ron Vanderhoff
Uropappus lindleyi
© 2016 Ron Vanderhoff

Urtica dioica ssp. holosericea    Giant creek nettle,  Hoary nettle,  Mountain nettle
native
Perennial herb

URTICACEAE

Urtica dioica ssp. holosericea
© 2014 Steve Matson
Urtica dioica ssp. holosericea
© 2014 Steve Matson
Urtica dioica ssp. holosericea
© 2014 Steve Matson

Urtica urens    Annual stinging nettle,  Dwarf nettle
non-native
Annual herb

URTICACEAE

Urtica urens
© 2019 Gary McDonald
Urtica urens
© 2018 Ron Vanderhoff
Urtica urens
© 2018 Ron Vanderhoff

Verbena lasiostachys    Common verbena,  Vervain,  Western verbena
native
Perennial herb

VERBENACEAE

Verbena lasiostachys
© 2010 Steve Matson
Verbena lasiostachys
© 2010 Steve Matson
Verbena lasiostachys
© 2010 Steve Matson

Veronica anagallis-aquatica    Water speedwell
non-native
Perennial herb

PLANTAGINACEAE

Veronica anagallis-aquatica
© 2015 Steve Matson
Veronica anagallis-aquatica
© 2015 Steve Matson
Veronica anagallis-aquatica
© 2015 Steve Matson

Vicia sativa    Spring vetch
non-native
Annual herb, Vine

FABACEAE

Vicia sativa
© 2022 David Wolfson
Vicia sativa
© 2019 Cynthia Powell
Vicia sativa
© 2023 Ron Vanderhoff

Vinca major    Greater periwinkle,  Bigleaf periwinkle
invasive non-native
Perennial herb

APOCYNACEAE

Vinca major
© 2020 Julia Markey
Vinca major
© 2022 Ron Vanderhoff
Vinca major
© 2021 Ron Vanderhoff

Viola pedunculata    California golden violet,  Johnny jump up
native
Perennial herb

VIOLACEAE

Viola pedunculata
© 2014 Steve Matson
Viola pedunculata
© 2014 Steve Matson
Viola pedunculata
© 2014 Steve Matson

Vitis girdiana    Desert wild grape,  Southern california grape
native
Vine, Shrub

VITACEAE

Vitis girdiana
© 2019 Ron Vanderhoff
Vitis girdiana
© 2020 Ron Vanderhoff
Vitis girdiana
© 2021 Aaron Echols

Washingtonia robusta    Mexican fan palm
invasive non-native
Tree

ARECACEAE

Washingtonia robusta
© 2018 James Bailey
Washingtonia robusta
© 2021 Ron Vanderhoff
Washingtonia robusta
© 2015 Zoya Akulova

Xanthium strumarium    Rough cockleburr
native
Annual herb

ASTERACEAE

Xanthium strumarium
© 2011 Steve Matson
Xanthium strumarium
© 2011 Steve Matson
Xanthium strumarium
© 2011 Steve Matson

Xylococcus bicolor    Mission manzanita
native
Shrub

ERICACEAE

Xylococcus bicolor
© 2023 R.A. Chasey
Xylococcus bicolor
© 2012 Ron Vanderhoff
Xylococcus bicolor
© 2023 R.A. Chasey

Yabea microcarpa    California hedge parsley,  False carrot
native
Annual herb

APIACEAE

Yabea microcarpa
© 2021 Helen Hancock
Yabea microcarpa
© 2022 R.A. Chasey
Yabea microcarpa
© 2012 Toni Corelli

Yucca   


Yucca schidigera    Mohave yucca,  Mojave yucca
native
Tree

AGAVACEAE

Yucca schidigera
© 2023 David Strauch
Yucca schidigera
© 2017 Margarita Orlova
Yucca schidigera
© 2020 Susan McDougall

Yucca whipplei    Chaparral yucca
native
Shrub

AGAVACEAE

Yucca whipplei
© 2020 Julia Markey
Yucca whipplei
© Geoff Burleigh
Yucca whipplei
© 2020 Matt Berger

Zeltnera venusta    California Centaury, Charming Centaury
native
Annual herb

GENTIANACEAE

Zeltnera venusta
© 2019 Diane Etchison
Zeltnera venusta
© 2021 Bonnie Nickel
Zeltnera venusta
© 2019 Diane Etchison