OPTIONS
| OPTIONS |
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Pfeiffer Big Sur SP
Monterey County |
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| Martin and Roye, 1990 / California State Parks (1990-01-01) | ||||||
| 350 PLANTS |
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Abies bracteata Bristlecone fir, Santa lucia fir
• rare native
Tree 
© 2014 Dan Cohn 
© 2019 Susan McDougall 
© 2019 Scott Yarger |
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Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree 
© 2020 Diane Etchison 
© 2024 Mary Ann Machi 
© 2018 Steve Matson |
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Achillea millefolium Common yarrow
native
Perennial herb 
© 2022 Andy Ford 
© 2020 Bob Sweatt 
© 2018 Gary McDonald |
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Adenostoma fasciculatum Chamise
native
Tree, Shrub 
© 2019 Steve Matson 
© 2019 Steve Matson 
© 2019 Steve Matson |
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Adiantum jordanii Adiantum, maiden hair fern
native
Fern 
© 2022 BOB CASE 
© 2019 Ron Vanderhoff 
© 2023 Mike Russler |
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Aesculus californica Buckeye, California buckeye, California horse chestnut
native
Tree 
© 2011 Steve Matson 
© 2011 Steve Matson 
© 2018 Dean Kelch |
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Ageratina adenophora Sticky snakeroot, Thoroughwort
• invasive non-native
Perennial herb 
© 2019 Ron Vanderhoff 
© 2017 Keir Morse 
© 2019 Ron Vanderhoff |
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Agoseris grandiflora Bigflower agoseris, California dandelion, Giant mountain dandelion
native
Perennial herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
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Agoseris heterophylla Annual agoseris, Annual mountain dandelion
native
Annual herb 
© 2003 Steve Matson 
© 2021 Lisa Berry 
© 2020 Bob Sweatt |
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Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass
• invasive non-native
Annual grass 
© 2005 Steve Matson 
© 2005 Steve Matson 
© 2005 Steve Matson |
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Allium campanulatum Dusky onion, Sierra onion
native
Perennial herb (bulb) 
© 2003 Steve Matson 
© 2003 Steve Matson 
© 2024 Mike Russler |
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Allophyllum gilioides Dense false gilia, Dense false gilyflower
native
Annual herb 
© 2022 Mary Conway 
© 2019 Steve Matson 
© 2019 Steve Matson |
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Alnus rhombifolia White alder
native
Tree 
© 2005 BOB CASE 
© 2014 Garth Wadsworth 
© 2023 Ron Vanderhoff |
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Amsinckia menziesii var. intermedia Common fiddleneck
native
Annual herb 
© 2020 Matt Berger 
© 2019 Ron Vanderhoff 
© 2021 David popp |
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Anagallis arvensis Scarlet pimpernel
non-native
Annual herb 
© 2017 B.J. Dion 
© 2018 Stacie Wolny 
© 2017 B.J. Dion |
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Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile
• invasive non-native
Annual herb 
© 2017 Diane Etchison 
© 2019 Nathan Taxel 
© 2019 Dave Beller |
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native
Perennial herb 
© 2018 Michael Mitchell 
© Geoff Burleigh 
© 2024 Mary Conway |
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Apocynum androsaemifolium Bitter dogbane, Spreading dogbane
native
Perennial herb 
© 2003 Steve Matson 
© 2003 Steve Matson 
© 2003 Steve Matson |
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Aquilegia formosa Crimson columbine, Sitka columbine, Western columbine
native
Perennial herb 
© 2022 Charles Russell 
© 2022 David Strauch 
© 2009 Julie A. Kierstead |
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Arabis glabra Tower rockcress
native
Perennial herb 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2017 Steve Matson |
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Aralia californica California spikenard, Elk's clover, Elkclover
native
Perennial herb 
© 2022 Julie A. Kierstead 
© 2020 Tri Do 
© 2014 James Gonsman |
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Arbutus menziesii Madrono, Pacific madrone, Madrone
native
Tree 
© 2021 Cynthia Powell 
© 2017 Gary McDonald 
© 2021 Hunter Breck |
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Arceuthobium occidentale Golden mistletoe, Pine dwarf mistletoe, Pine mistletoe
native
Perennial herb (parasitic) 
© 2016 Richard Spjut 
© 2021 Mikhela Aiken 
© 2022 Charles Russell |
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Arctostaphylos glandulosa Cushing manzanita
native
Shrub 
© 2019 Susan McDougall 
© 2016 Dana York 
© 2016 Dana York |
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Arctostaphylos glandulosa f. cushingiana Cushing manzanita
native
Shrub
© 2019 Susan McDougall
© 2016 Dana York
© 2016 Dana York |
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Arnica discoidea Rayless arnica
native
Perennial herb 
© 2020 Ken Hickman 
© 2019 David Magney 
© 2018 Stacie Wolny |
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Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub 
© 2018 James Gonsman 
© 2019 Aaron Echols 
© 2018 Ron Vanderhoff |
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Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb 
© 2022 Ron Vanderhoff 
© 2016 Glen Schneider 
© 2021 Mike Russler |
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Artemisia dracunculus Herbaceous sagewort, Pinon wormwood, Tarragon
native
Perennial herb 
© 2022 Steve Matson 
© 2022 Steve Matson 
© 2022 Steve Matson |
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Asclepias californica California milkweed
native
Perennial herb 
© 2020 Stacie Wolny 
© 2015 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
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Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed
native
Perennial herb 
© 2023 Ron Vanderhoff 
© 2014 Dan Cohn 
© 2019 Ron Vanderhoff |
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Aspidotis californica California lace fern, California lacefern
native
Fern 
© 2020 R.A. Chasey 
© 2018 Hunter Breck 
© 2021 Ron Vanderhoff |
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Aspidotis densa Cliffbrake, Lace fern
native
Fern 
© 2023 Steve Conger 
© 2019 Matt Berger 
© 2015 James Gonsman |
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Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass 
© 2018 Julian Geoghegan 
© 2023 David popp 
© 2019 Ron Vanderhoff |
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Avena fatua Wild oat, Wildoat
• invasive non-native
Annual grass 
© 2018 Gary McDonald 
© 2023 Ron Vanderhoff 
© 2023 Matt Berger |
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Baccharis pilularis Coyote brush, Dwarf chaparral broom
native
Shrub 
© 2022 Ryan O'Dell 
© 2021 Ron Vanderhoff: Staminate and pistillate plants in flower. 
© 2018 Cynthia Powell |
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Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress
native
Perennial herb 
© 2015 James Gonsman 
© 2019 Diane Etchison 
© 2020 Diane Etchison |
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Berula erecta Cut leaved water parsnip, Cutleaf water parsnip, Cutleaf waterparsnip
native
Perennial herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
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Bloomeria crocea Common goldenstar, Golden star
native
Perennial herb 
© 2018 Janith Johnson 
© 2014 Steve Matson 
© 2014 Steve Matson |
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Boykinia occidentalis Brook foam, Coastal brookfoam, Western boykinia
native
Perennial herb 
© 2014 James Gonsman 
© 2017 Hunter Breck 
© 2021 Bryant Baker |
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Brickellia californica Brickell bush, California brickellbush, California brickellia
native
Shrub 
© 2022 Steve Matson 
© 2022 Steve Matson 
© 2023 Helen Hancock |
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Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass
• invasive non-native
Annual grass 
© 2017 Gary McDonald 
© 2018 Bill Schmidt 
© 2017 Gary McDonald |
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Briza minor Little quaking grass, Little quakinggrass, Little rattlesnake grass
non-native
Annual grass 
© 2023 R.A. Chasey 
© 2019 Gary McDonald 
© 2019 Gary McDonald |
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Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass 
© 2016 Richard Chasey  © 2013 Jean Pawek 
© 2021 Amelia Ryan |
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Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass 
© Alize 
© 2021 Richard Spjut 
© 2024 David popp |
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Bromus grandis Tall brome
native
Perennial grass 
© 2019 Ron Vanderhoff 
© 2021 Arlee Montalvo 
© 2019 Ron Vanderhoff |
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Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass 
© 2023 Ron Vanderhoff 
© 2018 Gary McDonald 
© 2018 Gary McDonald |
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Bromus laevipes Chinook brome, Narrow flowered brome, Woodland brome
native
Perennial grass 
© 2020 Alice Cummings 
© 2019 Kimberly Moses 
© 2018 Ken Hickman |
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Bromus madritensis ssp. rubens Red brome
• invasive non-native
Annual grass 
© 2015 Chris Jaster 
© 2015 jamie smith 
© 2018 Gary McDonald |
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Bromus tectorum Cheatgrass, downy brome, Downy brome grass, Downy chess
• invasive non-native
Annual grass 
© 2022 Ron Vanderhoff 
© 2022 Ron Vanderhoff 
© 2022 Ron Vanderhoff |
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Calamagrostis rubescens Pine grass, Pinegrass
native
Perennial grass 
© 2018 Ken Hickman 
© 2019 John Rawlings 
© 2023 John Rawlings |
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Calocedrus decurrens Incense cedar, Post cedar, White cedar
native
Tree 
© 2018 Julie Kierstead Nelson 
© 2018 David popp 
© 2023 Julia Markey |
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Calochortus albus White fairy lantern, White globe lily
native
Perennial herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
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Calochortus invenustus Plain mariposa lily
native
Perennial herb 
© Geoff Burleigh 
© 2012 Ron Vanderhoff 
© 2018 Diane Etchison |
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Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine 
© 2017 Michael Mitchell 
© 2020 James Gonsman 
© 2017 Michael Mitchell |
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Calystegia occidentalis Bush morning glory, Chaparral false bindweed, Western morning glory
native
Perennial herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
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Cardamine californica California toothwort, milkmaids
native
Perennial herb 
© 2020 Barbara Peck 
© 2019 Ron Vanderhoff 
© 2019 Ron Vanderhoff |
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Carduus pycnocephalus Italian thistle
• invasive non-native
Annual herb 
© 2019 Gary McDonald 
© 2023 Diana Wahl 
© 2023 Ron Vanderhoff |
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Carex bolanderi Bolander's sedge
native
Perennial grasslike herb 
© 2018 Steve Matson 
© 2018 Steve Matson 
© 2018 Steve Matson |
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Carex deweyana ssp. leptopoda Slender-footed sedge
native
Perennial grasslike herb 
© 2019 Mary Merriman 
© 2023 R.A. Chasey 
© 2021 Judy Schwartz |
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Carex globosa Round fruit sedge
native
Perennial grasslike herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
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Carex multicaulis Forest sedge, Many stemmed sedge
native
Perennial grasslike herb 
© 2008 Steve Matson 
© 2008 Steve Matson 
© 2022 Julie A. Kierstead |
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Carex nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb 
© 2022 R.A. Chasey 
© 2016 David Greenberger 
© 2014 John Malpas |
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Carex serratodens Bifid sedge, Two tooth sedge
native
Perennial grasslike herb 
© 2019 Steve Matson 
© 2019 Steve Matson 
© 2021 Cynthia Powell |
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Carex subbracteata Small bract sedge
native
Perennial grasslike herb 
© 2023 Dana York 
© 2021 John Rawlings 
© 2023 Ellen Uhler |
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Carex tumulicola Foothill sedge, Slender sedge, Split awn sedge
native
Perennial grasslike herb 
© 2017 David Greenberger 
© 2021 John Rawlings 
© 2021 John Rawlings |
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Castilleja affinis Indian paintbrush
native
Perennial herb 
© 2021 Dylan Neubauer 
© 2019 Diane Etchison 
© 2019 Diane Etchison |
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Castilleja applegatei ssp. martinii Martin's paintbrush, Wavyleaf indian paintbrush
native
Perennial herb 
© 2022 Mary Conway 
© 2022 Mary Conway 
© 2021 Mike Russler |
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Castilleja exserta Owl's clover, Purple owl's clover
native
Annual herb 
© 2017 B.J. Dion 
© 2018 Saskia Raether 
© 2019 Diane Etchison |
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Castilleja minor ssp. spiralis Lesser indian paintbrush, Lesser paintbrush
native
Annual herb 
© 2023 Rhonda Allen 
© 2019 Ron Vanderhoff 
© 2019 Matt Berger |
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Ceanothus integerrimus Deer brush, Deerbrush
native
Shrub 
© 2015 Steve Matson 
© 2015 Steve Matson 
© 2015 Steve Matson |
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Ceanothus oliganthus Hairy ceanothus
native
Shrub 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2019 Ron Vanderhoff |
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Ceanothus oliganthus var. sorediatus Jim brush
native
Shrub 
© 2017 Steve Matson
© 2017 Steve Matson 
© 2017 Steve Matson |
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Ceanothus papillosus warty-leaf ceanothus, Wartleaf ceanothus
native
Shrub 
© 2022 Justin Luong 
© 2024 Mary Gerbic 
© 2021 Mary Conway |
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Ceanothus thyrsiflorus Blueblossom
native
Tree, Shrub 
© 2020 David Greenberger 
© 2022 R.A. Chasey 
© 2019 Patrick Furtado |
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Centaurea solstitialis Barnaby's thistle, Yellow star thistle
• invasive non-native
Annual herb 
© 2022 Cynthia Powell 
© 2019 Arlee Montalvo 
© 2022 Mary Herr |
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Centaurium muehlenbergii Muehlenberg's centaury
native
Annual herb 
© 2019 Patrick Furtado 
© 2015 James Gonsman 
© 2011 Michael Perlmutter |
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Cephalanthera austiniae Phantom orchid
native
Perennial herb 
© 2017 Steve Matson 
© 2015 Steve Matson 
© 2017 Steve Matson |
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Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb 
© 2023 Ron Vanderhoff 
© 2023 Ron Vanderhoff 
© 2023 R.A. Chasey |
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Cheilanthes gracillima Lace lip fern
native
Fern 
© 2021 John Rawlings 
© 2021 R.A. Chasey 
© 2021 Steve Matson |
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Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot
non-native
Annual herb 
© 2022 Ron Vanderhoff 
© 2014 Toni Corelli 
© 2022 Ron Vanderhoff |
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Chlorogalum pomeridianum Amole, Soap plant, Soaproot
native
Perennial herb 
© 2019 Patrick Furtado 
© 2019 Patrick Furtado 
© 2019 Mary Conway |
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Chorizanthe douglasii Douglas's spineflower, San benito spineflower
• rare native
Annual herb 
© 2022 Irene Rosen 
© 2019 David Greenberger 
© 2022 Irene Rosen |
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Chorizanthe membranacea Pink spineflower
native
Annual herb 
© 2024 Mike Russler 
© 2024 Mary Conway 
© 2023 Helen Hancock |
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Chorizanthe staticoides Turkish rugging
native
Annual herb 
© 2019 Ron Vanderhoff 
© 2019 Bryant Baker 
© 2019 Ron Vanderhoff |
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Cirsium occidentale var. californicum Bigelow thistle, California thistle, Cobwebby thistle
native
Perennial herb 
© 2021 Amber Bedgood 
© 2021 Mike Russler 
© 2013 James Gonsman |
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Clarkia lewisii Lewis' clarkia
• rare native
Annual herb 
© 2022 Irene Rosen 
© 2020 Steve Laymon 
© 2022 Irene Rosen |
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Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb 
© 2024 Bob Stahmer 
© 2019 Bryant Baker 
© 2021 Mike Russler |
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Claytonia exigua ssp. exigua Little spring beauty, Serpentine springbeauty, Viridis
native
Annual herb 
© 2019 Steve Matson 
© 2019 Steve Matson 
© 2019 Steve Matson |
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Claytonia perfoliata Miners lettuce, Miner's lettuce, Rooreh (Ohlone)
native
Annual herb 
© 2008 Steve Matson 
© 2019 Gary McDonald 
© 2020 Matt Berger |
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Clematis lasiantha Chaparral clematis, Pipestem
native
Perennial herb, Vine 
© 2008 Steve Matson 
© 2018 Steve Matson 
© 2024 Dana York |
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Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva
native
Perennial herb, Vine 
© 2018 Diane Etchison 
© 2012 Steve Matson 
© 2012 Steve Matson |
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Collinsia bartsiifolia White blue eyed mary, White collinsia
native
Annual herb 
© 2022 Mike Russler 
© 2022 Mike Russler 
© 2021 Mike Russler |
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Collinsia childii Child's blue eyed mary, Child's collinsia
native
Annual herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
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Collomia heterophylla Variableleaf collomia, Varied leaved collomia
native
Annual herb 
© 2023 Steve Conger 
© 2017 Steve Matson 
© 2024 Steve Conger |
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Corallorrhiza maculata Spotted coralroot, Summer coral root, Summer coralroot
native
Perennial herb 
© 2023 Steve Conger 
© 2024 Matt Berger 
© 2019 Diane Etchison |
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Cordylanthus rigidus Rigid bird's beak, Stiffbranch bird's beak
native
Annual herb (hemiparasitic) 
© 2021 Mike Russler 
© 2023 Ron Vanderhoff 
© 2021 Mike Russler |
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Cryptantha clevelandii Cleveland's cryptantha, Common cryptantha
native
Annual herb 
© 2019 Ron Vanderhoff 
© 2019 Diane Etchison 
© 2019 Diane Etchison |
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Cryptantha muricata Pointed cryptantha, Prickly cryptantha, Prickly popcorn flower
native
Annual herb 
© 2019 Marisa Persaud 
© 2023 Mike Russler 
© 2019 Marisa Persaud |
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Cupressus macrocarpa Monterey cypress
native
Tree 
© 2017 Bryant Baker 
© 2019 Patrick Furtado 
© 2019 Cynthia Powell |
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Cuscuta californica California dodder, Chaparral dodder
native
Annual herb, Vine (parasitic) 
© 2019 Ron Vanderhoff 
© 2018 David popp 
© 2019 stephen rosenthal |
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Cynoglossum grande Hound's tongue, Western houndstongue, Adelinia
native
Perennial herb 
© 2022 David Strauch 
© 2007 Steve Matson 
© 2021 Dee Shea Himes |
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Cystopteris fragilis Bladder fern, Brittle bladder fern, Brittle fern
native
Fern 
© 2020 Bob Sweatt 
© 2021 Mike Russler 
© 2023 Ken-ichi Ueda |
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Cytisus scoparius Scotch broom, Scotchbroom
• invasive non-native
Shrub 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
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Datisca glomerata Durango root
native
Perennial herb 
© 2019 Ron Vanderhoff 
© 2019 Diane Etchison 
© 2019 Matt Berger |
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Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb 
© 2019 Diane Etchison 
© 2022 David Wolfson 
© 2019 John Rawlings |
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Delphinium hutchinsoniae Hutchinson's larkspur, Monterey larkspur
• rare native
Perennial herb 
© 2022 Mary Conway 
© 2022 Mary Conway  © 2005 Aaron Schusteff |
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Delphinium parryi San bernardino larkspur
native
Perennial herb 
© 2019 Diane Etchison 
© Geoff Burleigh 
© 2019 Diane Etchison |
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Delphinium patens Spreading larkspur, Zigzag larkspur
native
Perennial herb 
© 2018 James Gonsman 
© 2020 Amy Rapport 
© 2022 Mary Conway |
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Deschampsia elongata Hairgrass, Slender hairgrass
native
Perennial grass 
© 2021 John Rawlings 
© 2021 John Rawlings 
© 2023 Robert Steers |
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Dichelostemma capitatum Blue dicks
native
Perennial herb 
© 2023 Steve Matson 
© 2022 Steve Matson 
© 2019 Steve Matson |
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Disporum hookeri Drops of gold
native
Perennial herb 
© 2021 Norma Solarz 
© 2021 Cara Wilcox 
© 2019 Stacie Wolny |
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern 
© 2023 Julia Markey 
© 2019 Rebecca Crowe 
© 2018 James Gonsman |
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Dudleya caespitosa Coast dudleya, Sand lettuce
native
Perennial herb 
© 2022 Mary Conway 
© 2022 Mary Conway 
© 2022 Cynthia Powell |
|
Dudleya cymosa Canyon dudleya, Canyon liveforever, Rock lettuce
native
Perennial herb 
© 2019 Steve Matson 
© 2019 Steve Matson 
© 2020 Kristin Sabo |
|
Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb 
© 2019 Ron Vanderhoff 
© 2020 Steven M Norris 
© 2020 Steven M Norris |
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Elymus elymoides Bottlebrush squirreltail, Squirrel tail grass, Squirreltail
native
Perennial grass 
© 2022 Steve Matson 
© 2012 Robert L. Carr 
© 2012 Robert L. Carr |
|
Elymus glaucus Blue wildrye
native
Perennial grass 
© 2020 Denise Defreese 
© 2019 Patrick Furtado 
© 2018 Cynthia Powell |
|
Elymus multisetus Big squirreltail grass
native
Perennial grass 
© 2019 Ron Vanderhoff 
© 2023 Helen Hancock 
© 2021 Denise Defreese |
|
Elymus stebbinsii California wheat grass, Parish wheatgrass, Stebbins' wildrye
native
Perennial grass 
© 2021 Arlee Montalvo  © 2007 Steve Matson  © 2018 Steve Matson |
|
Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb 
© 2023 Ron Vanderhoff 
© 2024 R.A. Chasey 
© 2022 Ron Vanderhoff |
|
Epilobium ciliatum ssp. watsonii Fringed willowherb, Watson's willowherb, Willow herb
native
Perennial herb 
© 2017 David Greenberger 
© 2012 BOB CASE 
© 2021 Jamie Spielmann |
|
Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb
native
Annual herb 
© 2017 Michael Mitchell 
© 2021 R.A. Chasey 
© 2019 Ken Lunders |
|
Epipactis gigantea Giant helleborine, Chatterbox orchid, Stream orchid
native
Perennial herb 
© 2024 Mary Ann Machi 
© 2020 Ron Vanderhoff 
© 2018 Anna Sereno |
|
Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush
native
Fern 
© 2020 Ron Vanderhoff 
© 2021 Richard Spjut 
© 2020 Ron Vanderhoff |
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2022 Suzanne L. Weakley |
|
Erigeron foliosus Leafy daisy, Leafy fleabane
native
Perennial herb 
© 2016 Steve Matson 
© 2022 Ron Vanderhoff 
© 2023 R.A. Chasey |
|
Eriodictyon californicum California yerba santa, Yerba santa
native
Shrub 
© 2023 Suzanne L. Weakley 
© 2022 BOB CASE 
© 2020 Julie A. Kierstead |
|
Eriogonum davidsonii Davidson buckwheat, Davidson's buckwheat
native
Annual herb 
© 2008 Steve Matson 
© 2008 Steve Matson 
© 2008 Steve Matson |
|
Eriogonum gracile Slender buckwheat, Slender woolly buckwheat
native
Annual herb 
© 2022 Mike Russler 
© 2018 Fred Melgert / Carla Hoegen 
© 2019 Hailey Laskey |
|
Eriogonum nudum Naked buckwheat, Nude buckwheat
native
Shrub 
© 2011 Steve Matson 
© 2014 Steve Matson 
© 2008 Steve Matson |
|
Eriogonum parvifolium Dune eriogonum, Sea cliff buckwheat, Seacliff buckwheat
native
Shrub 
© 2022 Mary Conway 
© 2020 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Eriogonum umbellatum Sulphur buckwheat, Sulphur flower buckwheat
native
Perennial herb 
© 2005 Steve Matson 
© 2010 Steve Matson 
© 2017 Steve Matson |
|
Eriophyllum confertiflorum Golden yarrow, Yellow yarrow
native
Shrub 
© 2019 Stacie Wolny 
© 2022 Mojgan Mahdizadeh 
© 2019 Marisa Persaud |
|
Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree
non-native
Annual herb 
© 2006 Steve Matson 
© 2006 Steve Matson 
© 2006 Steve Matson |
|
Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb 
© 2022 Steve Matson 
© 2008 Steve Matson 
© 2022 Steve Matson |
|
Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
• invasive non-native
Annual herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
|
Eschscholzia californica California poppy
native
Annual, Perennial herb 
© 2019 Dee Shea Himes 
© 2021 Ron Vanderhoff 
© 2019 Amy Rapport |
|
Eucalyptus globulus Blue gum, Tasmanian bluegum
• invasive non-native
Tree 
© 2022 Ron Vanderhoff 
© 2022 Ron Vanderhoff 
© 2022 Ron Vanderhoff |
|
Festuca rubra Red fescue
native
Perennial grass 
© 2012 Ove Anderson 
© 2022 John Rawlings 
© 2018 Alexandra Kookootsedes |
|
Foeniculum vulgare Biscuit root, Sweet fennel
• invasive non-native
Perennial herb 
© 2019 Ron Vanderhoff 
© 2023 Fred Roberts 
© 2022 Ryan O'Dell |
|
Fragaria vesca California strawberry, Wild strawberry, Wood strawberry
native
Perennial herb 
© 2024 Dana York 
© 2020 Cara Wilcox 
© 2023 R.A. Chasey |
|
Fritillaria affinis Checker lily, Mission bells
native
Perennial herb (bulb) 
© 2008 Steve Matson 
© 2008 Steve Matson 
© 2008 Steve Matson |
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb 
© 2020 Ron Vanderhoff 
© 2023 Julia Markey 
© 2020 Ron Vanderhoff |
|
Galium californicum California bedstraw
native
Perennial herb 
© 2006 Steve Matson 
© 2014 Steve Matson 
© 2022 Irene Rosen |
|
Galium californicum ssp. flaccidum California bedstraw
native
Perennial herb 
© 2014 Steve Matson
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Galium porrigens Climbing bedstraw, Graceful bedstraw, Nuttall's bedstraw
native
Vine, Shrub 
© 2005 Steve Matson 
© 2005 Steve Matson 
© 2005 Steve Matson |
|
Gayophytum heterozygum Zig zag gayophytum, Zigzag groundsmoke
native
Annual herb 
© 2023 Ryan O'Dell 
© 2024 Ryan O'Dell 
© 2024 Ryan O'Dell |
|
Genista monspessulana French broom
• invasive non-native
Shrub 
© 2019 Ron Vanderhoff 
© 2019 Ron Vanderhoff 
© 2021 Michelle Karle |
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb 
© 2021 Al Keuter 
© 2024 Mike Russler 
© 2014 Bryan Derr |
|
Geranium molle Crane's bill geranium, Dove's foot geranium, Dovefoot geranium
• invasive non-native
Annual, Perennial herb 
© 2008 Steve Matson 
© 2008 Steve Matson 
© 2008 Steve Matson |
|
Gilia achilleifolia ssp. multicaulis Many stemmed california gilia, Many stemmed gilia
native
Annual herb 
© 2022 Ron Vanderhoff 
© 2022 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Gnaphalium californicum Ladies' tobacco
native
Annual, Perennial herb 
© 2019 Gary McDonald 
© 2020 Steven M Norris 
© 2021 Ron Vanderhoff |
|
native
Perennial herb 
© 2021 BLM Redding Field Office 
© 2021 Mike Russler 
© 2021 R.A. Chasey |
|
Hazardia squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub 
© 2021 Mary Conway 
© 2019 Bonnie Nickel 
© 2022 Ron Vanderhoff |
|
Hedera helix English ivy
• invasive non-native
Vine, Shrub 
© 2019 Claire Mallen 
© 2019 Ron Vanderhoff 
© 2022 Catherine Talbot |
|
Heracleum lanatum Common cow parsnip
native
Perennial herb 
© 2019 Bob Sweatt  © 2008 Neal Kramer 
© 2021 J.Fred Decker |
|
Hesperolinon micranthum Common dwarf flax, Small flower western flax, Small flowered dwarf flax
native
Annual herb 
© 2024 Mike Russler 
© 2024 Mike Russler 
© 2021 R.A. Chasey |
|
Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub 
© 2015 James Gonsman 
© 2017 Gary McDonald 
© 2022 John Doyen |
|
Heterotheca sessiliflora ssp. echioides Bristly goldenaster, Sessileflower false goldenaster
native
Perennial herb 
© 2021 Mike Russler 
© 2021 Mike Russler 
© 2018 Ron Vanderhoff |
|
Heterotheca villosa Hairy false goldenaster, Hairy goldenaster
native
Perennial herb 
© 2015 Steve Matson 
© 2015 Steve Matson 
© 2015 Steve Matson |
|
Heuchera pilosissima Alum root, Seaside alumroot
native
Perennial herb 
© 2021 Mary Conway 
© 2018 Hayley Ross 
© 2018 Hayley Ross |
|
Hieracium albiflorum White flowered hawkweed, White hawkweed
native
Perennial herb 
© 2003 Steve Matson 
© 2003 Steve Matson 
© 2003 Steve Matson |
|
Hieracium argutum Southern hawkweed
native
Perennial herb 
© 2015 Justin Luong 
© 2015 Justin Luong 
© 2020 David Greenberger |
|
Hierochloe occidentalis California sweet grass, Vanilla grass
native
Perennial grass 
© 2024 Suzanne L. Weakley 
© 2022 R.A. Chasey 
© 2022 John Rawlings |
|
Hoita macrostachya California hemp, Large leather root
native
Perennial herb 
© 2020 Ron Vanderhoff 
© 2022 Natalie McNear 
© 2021 Julie King |
|
Hoita orbicularis Creeping leather root, Round leaved psoralea, Roundleaf leather root
native
Perennial herb 
© 2015 Tim Miller 
© 2018 Hunter Breck 
© 2019 Shane Hanofee |
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2022 Steve Matson |
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass 
© 2022 Ron Vanderhoff 
© 2021 Al Keuter 
© 2021 Ron Vanderhoff |
|
Hypericum formosum var. scouleri Scouler's St John's wort
native
Perennial herb 
© 2003 Steve Matson 
© 2022 Steve Matson 
© 2003 Steve Matson |
|
Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb 
© 2020 Ron Vanderhoff 
© 2017 Gary McDonald 
© 2019 Ron Vanderhoff |
|
Hypochaeris radicata Hairy cats ear, Hairy catsear, Rough cat's ear
• invasive non-native
Perennial herb 
© 2015 James Gonsman 
© 2017 Gary McDonald 
© 2016 Michael Mitchell |
|
Iris douglasiana Douglas iris, Douglas' iris
native
Perennial herb 
© 2020 Susan McDougall 
© 2019 Patrick Furtado 
© 2022 Suzanne L. Weakley |
|
Juncus xiphioides Iris leaved rush, Irisleaf rush
native
Perennial grasslike herb 
© 2016 Erik Larsen 
© 2017 Ron Vanderhoff 
© 2023 R.A. Chasey |
|
Keckiella breviflora Bush beardtongue, Gaping keckiella
native
Shrub 
© 2012 Steve Matson 
© 2012 Steve Matson 
© 2012 Steve Matson |
|
Keckiella corymbosa Red beardtongue, Redwood keckiella
native
Shrub 
© 2021 Mary Ann Machi 
© 2019 David Greenberger 
© 2022 Ryan O'Dell |
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass 
© 2015 Steve Matson 
© 2015 Steve Matson 
© 2015 Steve Matson |
|
Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb 
© 2023 Steve Conger 
© 2022 Charles Russell 
© 2024 Ron Vanderhoff |
|
Lessingia filaginifolia var. californica Common sandaster
native
Perennial herb 
© 2022 Mike Russler 
© 2018 Ron Vanderhoff 
© 2023 Ron Vanderhoff |
|
Leymus condensatus Giant wild rye
native
Perennial grass 
© 2020 Ron Vanderhoff 
© 2024 Mel Letterman 
© 2020 Diane Etchison |
|
Lilium pardalinum California tiger lily, Leopard lily, Tiger lily
native
Perennial herb 
© 2011 Steve Matson 
© 2011 Steve Matson 
© 2023 Steve Conger |
|
Linanthus androsaceus False babystars
native
Annual herb 
© 2010 Jeffrey Hapeman 
© 2014 James Gonsman 
© 2018 Amy Rapport |
|
Linanthus liniflorus Narrowflower flaxflower
native
Annual herb 
© 2017 Aaron Echols 
© 2022 Ron Vanderhoff 
© 2023 Diana Wahl |
|
Lithocarpus densiflorus Tanoak
native
Tree, Shrub 
© 2022 David Strauch 
© 2019 Bryant Baker 
© 2020 Asa B Spade |
|
Lithophragma affine Common woodland star, San Francisco woodland star
native
Perennial herb 
© 2018 Steve Matson 
© 2018 Steve Matson 
© 2018 Steve Matson |
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb 
© 2019 David Greenberger 
© 2024 Suzanne L. Weakley 
© 2019 Mary Conway |
|
Lobelia dunnii var. serrata Dunn's lobelia
native
Perennial herb 
© 2019 Ron Vanderhoff 
© 2013 Ron Vanderhoff 
© 2018 Ron Vanderhoff |
|
Lolium multiflorum Italian rye grass
• invasive non-native
Annual, Perennial grass 
© 2019 Ron Vanderhoff 
© 2023 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Lomatium dasycarpum Hog fennel, Lace parsnip, Woolly fruited lomatium
native
Perennial herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2018 Julie Kierstead Nelson |
|
Lomatium macrocarpum Bigseed biscuitroot, Large fruited lomatium
native
Perennial herb 
© 2021 John Game 
© 2023 R.A. Chasey 
© 2023 R.A. Chasey |
|
Lonicera hispidula var. vacillans Pink honeysuckle
native
Vine, Shrub 
© 2022 Suzanne L. Weakley 
© 2021 Cara Wilcox 
© 2018 Diana Wahl |
|
Lonicera interrupta Chaparral honeysuckle
native
Vine, Shrub 
© 2018 David Greenberger 
© 2019 Julie Kierstead Nelson 
© 2009 BOB CASE |
|
Lotus argophyllus Silver birds foot trefoil
native
Perennial herb 
© 2014 Steve Matson 
© 2023 Jamie Spielmann 
© 2018 Ron Vanderhoff |
|
Lotus crassifolius Broad leaved lotus
native
Perennial herb 
© 2015 Steve Matson 
© 2015 Steve Matson 
© 2015 Steve Matson |
|
Lotus humistratus hill lotus
native
Annual herb 
© 2023 R.A. Chasey 
© 2018 Steve Matson 
© 2018 Steve Matson |
|
Lotus micranthus Hill lotus
native
Annual herb 
© 2008 Steve Matson 
© 2022 Dana York 
© 2008 Steve Matson |
|
Lotus oblongifolius Narrow leaved lotus
native
Perennial herb 
© 2024 Charles Russell 
© 2024 Alaine Arslan 
© 2013 BOB CASE |
|
Lotus purshianus var. purshianus American bird's foot trefoil, American trefoil, Spanish lotus
native
Annual herb 
© 2015 Steve Matson 
© 2015 Steve Matson 
© 2015 Steve Matson |
|
Lotus scoparius Deerweed
native
Perennial herb 
© 2021 Ron Vanderhoff 
© 2019 Diane Etchison 
© 2020 Ron Vanderhoff |
|
Lotus strigosus Strigose lotus
native
Annual herb 
© 2024 Mike Russler 
© 2023 Ron Vanderhoff 
© 2016 Steve Matson |
|
Lupinus albifrons Silver bush lupine, Silver lupine
native
Shrub 
© 2022 Steve Conger 
© 2022 Ron Vanderhoff 
© 2016 Steve Matson |
|
Lupinus albifrons var. abramsii Abrams' lupine
• rare native
Perennial herb 
© 2018 Michael Mitchell 
© 2018 Michael Mitchell 
© 2022 Ryan O'Dell |
|
Lupinus albifrons var. douglasii Douglas' silver bush lupine, Douglas' silver lupine, long-bracted silver lupine
native
Shrub 
© 2013 James Gonsman 
© 2019 Susan McDougall 
© 2019 Susan McDougall |
|
Lupinus arboreus Coastal bush lupine, Yellow bush lupine
native
Shrub 
© 2020 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb 
© 2024 Mary Ann Machi 
© 2022 Mike Russler 
© 2024 Mary Ann Machi |
|
Lupinus cervinus Santa lucia lupine
• rare native
Perennial herb 
© 2019 Scott Yarger 
© 2019 Scott Yarger  © Beatrice F. Howitt 1999 California Academy of Sciences |
|
Lupinus chamissonis Beach blue lupine, Chamisso bush lupine, Dune bush lupine
native
Shrub 
© 2024 R.A. Chasey 
© 2022 Mike Russler 
© 2021 Cara Wilcox |
|
Lupinus formosus Lupine, Summer lupine, Western lupine
native
Perennial herb 
© 2021 Mike Russler 
© 2021 Mike Russler 
© 2021 Cynthia Powell |
|
Lupinus hirsutissimus Stinging annual lupine, Stinging lupine
native
Annual herb 
© 2024 Mike Russler 
© 2023 Neil Uelman 
© 2019 Ron Vanderhoff |
|
Lupinus truncatus Blunt leaved lupine, Collared annual lupine, Truncate leaf lupine
native
Annual herb 
© 2023 Caitlin Kreutz 
© 2023 Connor O'Hara-Baker 
© 2010 Michael Mitchell |
|
Madia elegans Common madia
native
Annual herb 
© 2021 Jamie Spielmann 
© 2021 Mike Russler 
© 2020 Diane Etchison |
|
Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb 
© 2023 Dianne Lake 
© 2023 Ron Vanderhoff 
© 2021 Helen Hancock |
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb 
© 2024 Mike Russler 
© 2021 Amber Bedgood 
© 2019 Ron Vanderhoff |
|
Madia madioides Woodland madia
native
Perennial herb 
© 2023 Suzanne L. Weakley 
© 2023 R.A. Chasey 
© 2016 Cynthia Powell |
|
Marah fabaceus California man-root
native
Perennial herb, Vine 
© 2018 Gary McDonald 
© 2018 MCOSD EDRR 
© 2021 Cyril Guyot |
|
Marrubium vulgare White horehound
• invasive non-native
Perennial herb 
© ©2013 Gary McDonald 
© 2015 Diane Etchison 
© 2018 Nancy Hamlett |
|
Melica harfordii Harford melic, Harford's melica, Harford's oniongrass
native
Perennial grass 
© 2024 Matt Berger 
© 2024 Matt Berger 
© 2024 Matt Berger |
|
Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass 
© 2020 Ron Vanderhoff 
© 2021 Ron Vanderhoff 
© 2020 Ron Vanderhoff |
|
Melilotus alba Yellow sweetclover
• invasive non-native
Annual, Biennial herb 
© 2020 Bob Sweatt 
© 2020 Bob Sweatt 
© 2020 Bob Sweatt |
|
Melilotus indica Annual yellow sweetclover, Sourclover
non-native
Annual herb 
© 2019 Randy Huey 
© 2019 Randy Huey 
© 2017 Rosalie Benitez |
|
Micropus californicus Cotton top, Micropus, Q tips
native
Annual herb 
© 2020 Ron Vanderhoff 
© 2006 Steve Matson 
© 2024 Diane Etchison |
|
Mimulus aurantiacus Orange Bush Monkeyflower
native
Shrub 
© 2024 Steve Conger 
© 2024 Steve Conger 
© 2019 Mary Gerbic |
|
Mimulus floribundus Many flowered monkeyflower
native
Annual herb 
© 2025 Mike Russler 
© 2024 Ron Vanderhoff 
© 2024 Ron Vanderhoff |
|
Mimulus fremontii Fremont's monkeyflower
native
Annual herb 
© 2019 David Greenberger 
© 2019 Matt Berger 
© 2019 Matt Berger |
|
Mimulus guttatus Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) 
© 2019 Stacie Wolny 
© 2015 James Gonsman 
© 2019 Stacie Wolny |
|
Mimulus pilosus Snouted monkey flower
native
Annual herb 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2017 Steve Matson |
|
Monardella macrantha Hummingbird monardella, Red monardella
native
Perennial herb 
© 2019 Diane Etchison 
© 2022 Aaron Echols 
© 2017 Joey Santore |
|
Monardella villosa Coyote mint
native
Perennial herb 
© 2020 Eliezer Margolis 
© 2019 David Self 
© 2019 Patricia Ashe |
|
Myrica californica California wax myrtle
native
Tree, Shrub 
© 2019 Michelle Karle 
© 2020 Kim Cabera 
© 2020 Susan McDougall |
|
Nassella pulchra Purple needle grass
native
Perennial grass 
© 2019 Michelle Karle 
© 2008 Zoya Akulova 
© 2019 Ron Vanderhoff |
|
Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant
native
Annual herb 
© 2019 Diane Etchison 
© 2010 George Butterworth 
© 2019 Ken Hickman |
|
Nemophila menziesii Baby blue eyes
native
Annual herb 
© 2019 Matt Berger 
© 2019 Diane Etchison 
© 2019 Ron Vanderhoff |
|
Orobanche fasciculata Clustered broomrape
native
Perennial herb (parasitic) 
© 2016 Jim Xerogeanes 
© 2016 Jim Xerogeanes 
© 2023 Mary Ann Machi |
|
Osmorhiza brachypoda California sweet cicely, California sweetcicely
native
Perennial herb 
© 2017 Aaron Echols 
© 2020 Ron Vanderhoff 
© 2022 Ron Vanderhoff |
|
Osmorhiza chilensis Sweet cicely
native
Perennial herb 
© 2006 Steve Matson 
© 2006 Steve Matson 
© 2006 Steve Matson |
|
Oxalis albicans ssp. pilosa Hairy wood sorrel
native
Annual herb 
© 2022 R.A. Chasey 
© 2022 Cynthia Powell 
© 2022 Ken-ichi Ueda |
|
Oxalis corniculata Creeping wood sorrel, Creeping woodsorrel, Yellow sorrel
• invasive non-native
Perennial herb 
© 2021 Ron Vanderhoff 
© 2022 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Oxalis oregana Redwood sorrel
native
Perennial herb 
© 2021 Steve Matson 
© 2021 Steve Matson 
© 2021 Steve Matson |
|
Parnassia californica Marsh grass of parnassus
native
Perennial herb 
© 2019 Bob Sweatt 
© 2020 Bob Sweatt 
© 2019 John Rawlings |
|
Pedicularis densiflora Warrior's plume, Indian warrior
native
Perennial herb 
© 2015 Dee Warenycia 
© 2019 Jason Mills 
© 2024 Mary Ann Machi |
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern 
© 2023 Steve Conger 
© 2021 Steve Matson 
© 2021 Mike Russler |
|
Pellaea mucronata Bird's foot fern, Birdfoot cliffbrake, Birdfoot fern
native
Fern 
© 2012 Ron Vanderhoff 
© 2022 Helen Hancock 
© 2023 Julia Markey |
|
Penstemon heterophyllus Bunchleaf penstemon, Foothill penstemon
native
Perennial herb 
© 2024 Susan White 
© 2021 Charles Russell 
© 2020 Diane Etchison |
|
Pentagramma triangularis Gold back fern, Goldenback fern
native
Fern 
© 2024 Steve Conger 
© 2022 Cynthia Powell 
© 2023 Julia Markey |
|
Petasites frigidus var. palmatus Arctic sweet coltsfoot, Western coltsfoot
native
Perennial herb 
© 2024 Mary Ann Machi 
© 2016 Steve Matson 
© 2019 Steve Conger |
|
Phacelia douglasii Douglas' phacelia
native
Annual herb 
© 2019 Michael Mitchell 
© 2014 Michael Mitchell 
© 2019 Michael Mitchell |
|
Phacelia egena Kaweah river phacelia, Rock phacelia
native
Perennial herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
|
Phacelia imbricata Imbricate phacelia
native
Perennial herb 
© 2019 Steve Matson 
© 2019 Steve Matson 
© 2019 Steve Matson |
|
Phacelia malvifolia Stinging phacelia
native
Annual herb 
© 2018 Michael Mitchell 
© 2022 R.A. Chasey 
© 2018 Rebecca Schoenenberger |
|
Pholistoma auritum Blue fiestaflower, Fiesta flower
native
Annual herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Phoradendron villosum Mistletoe
native
Shrub (parasitic) 
© 2022 David popp 
© 2020 R.A. Chasey 
© 2021 R.A. Chasey |
|
Pinus coulteri Big cone pine, Bull pine, Coulter pine
native
Tree 
© 2015 Michelle Cloud Hughes 
© 2019 Bryant Baker 
© 2020 Diane Etchison |
|
Pinus ponderosa Ponderosa pine, Western yellow pine
native
Tree 
© 2024 David popp 
© 2019 David popp 
© 2021 David popp |
|
Pinus radiata Monterey pine
native
Tree 
© 2011 Toni Corelli 
© 2012 Michael Mitchell 
© 2012 Michael Mitchell |
|
Piperia elegans Coast piperia, Elegant piperia, Elegant rein orchid
native
Perennial herb 
© 2023 Steve Conger 
© 2018 Alexandra Kookootsedes 
© 2022 Hunter Breck |
|
Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
• invasive non-native
Perennial herb 
© 2008 Steve Matson 
© 2019 Joe Engelbrecht 
© 2021 Ken Lunders |
|
Platanus racemosa California sycamore, Western sycamore
native
Tree 
© 2021 Ron Vanderhoff 
© 2018 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Poa secunda One sided blue grass, Pine bluegrass, Sandberg bluegrass
native
Perennial grass 
© 2024 Ryan O'Dell 
© 2019 Paul Aigner 
© 2020 Paul Aigner |
|
Polygala californica California Milkwort
native
Perennial herb 
© 2020 Janice Kuch 
© 2021 Larry Dizmang 
© 2020 David Wolfson |
|
Polygonum arenastrum Prostrate knotweed
non-native
Annual, Perennial herb 
© 2016 Barbara Boethling 
© 2021 Ron Vanderhoff 
© 2014 Richard Chasey |
|
Polypodium californicum California polypody
native
Fern 
© 2020 Ron Vanderhoff 
© 2021 Ron Vanderhoff 
© 2023 Keir Morse |
|
Polypogon australis Chilean beard grass, Chilean rabbitsfoot grass
non-native
Perennial grass 
© 2018 Elliot Gunnison 
© 2020 David popp 
© 2018 Elliot Gunnison |
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
• invasive non-native
Annual grass 
© 2008 Steve Matson 
© 2014 Steve Matson 
© 2008 Steve Matson |
|
Polystichum dudleyi Dudley's sword fern, Dudley's swordfern
native
Fern 
© 2021 John Rawlings 
© 2019 Joerg Lohse 
© 2023 R.A. Chasey |
|
Polystichum munitum Western sword fern, Western swordfern
native
Fern 
© 2021 Julie A. Kierstead 
© 2022 Jerry Murray 
© 2011 Toni Corelli |
|
Populus balsamifera ssp. trichocarpa Black cottonwood
native
Tree 
© 2019 Ron Vanderhoff 
© 2012 Steve Matson 
© 2021 Ron Vanderhoff |
|
Potentilla glandulosa Sticky cinquefoil
native
Perennial herb 
© 2020 Mary Conway 
© 2019 Diane Etchison 
© 2020 Diane Etchison |
|
Prunus emarginata Bitter cherry
native
Tree, Shrub 
© 2020 Belinda Lo 
© 2004 Steve Matson 
© 2006 Steve Matson |
|
Prunus virginiana var. demissa Chokecherry, Western choke cherry, Western chokecherry
native
Tree, Shrub 
© 2005 Steve Matson 
© 2005 Steve Matson 
© 2020 Susan McDougall |
|
Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern
native
Fern 
© 2019 Ron Vanderhoff 
© 2019 Ron Vanderhoff 
© 2022 Bob Sweatt |
|
Quercus agrifolia California live oak, Coast live oak
native
Tree 
© 2019 Patrick Furtado 
© 2022 Andy Ford 
© 2018 Marcyn Del Clements |
|
Quercus chrysolepis Canyon live oak, Canyon oak, maul oak, goldcup oak, Gold cup oak
native
Tree 
© 2017 Aaron Sunshine 
© 2020 R.A. Chasey 
© 2018 joaquin hale |
|
Quercus douglasii Blue oak
native
Tree 
© 2018 Gary McDonald 
© 2020 Charles Russell 
© 2019 Susan McDougall |
|
Quercus kelloggii Black oak, California black oak
native
Tree 
© 2020 Kim Cabrera 
© 2021 Emily Sluiman 
© 2023 Ryan O'Dell |
|
Ranunculus californicus California buttercup
native
Perennial herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
|
Rhamnus californica California coffeeberry
native
Shrub 
© 2015 Steve Matson 
© 2016 Steve Matson 
© 2015 Steve Matson |
|
Rhamnus crocea Redberry buckthorn
native
Shrub 
© 2011 Michael Mitchell 
© 2022 Ron Vanderhoff 
© 2019 Ron Vanderhoff |
|
Rhamnus tomentella Hoary coffeeberry
native
Shrub 
© 2020 R.A. Chasey 
© 2016 Ron Vanderhoff 
© 2023 Ron Vanderhoff |
|
Ribes amarum Bitter gooseberry
native
Shrub 
© 2021 Keir Morse 
© 2019 Ron Vanderhoff 
© 2021 David popp |
|
Ribes menziesii Canyon gooseberry, Gooseberry
native
Shrub 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
|
Ribes roezlii Sierra gooseberry, Sierran Gooseberry
native
Shrub 
© 2020 Robert Langellier 
© 2022 Ron Vanderhoff 
© 2009 BOB CASE |
|
Ribes sericeum Santa lucia gooseberry
• rare native
Shrub 
© 2024 Keir Morse 
© 2024 Keir Morse 
© 2024 Keir Morse |
|
Rigiopappus leptocladus Rigiopappus, Wire weed, Wireweed
native
Annual herb 
© 2021 Steve Laymon 
© 2021 Steve Laymon 
© 2022 John Rawlings |
|
Rorippa nasturtium-aquat Small Tree-Mallow
|
|
Rosa californica California wild rose, California wildrose
native
Shrub 
© 2022 Suzanne L. Weakley 
© 2022 Suzanne L. Weakley 
© 2021 Sue Graue |
|
Rosa gymnocarpa Dwarf rose, Baldhip rose
native
Shrub 
© 2022 Linnea vonAhn 
© 2012 Michael Mitchell 
© 2017 David popp |
|
Rubus parviflorus Western thimbleberry, Thimbleberry
native
Vine, Shrub 
© 2022 Zoya Akulova-Barlow 
© 2020 Mary Sue Ittner 
© 2018 Abbot Chambers |
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub 
© 2018 Ken Lunders 
© 2019 Ron Vanderhoff 
© 2015 Kelli Kallenborn |
|
Rumex acetosella Common sheep sorrel
• invasive non-native
Perennial herb 
© 2017 Gary McDonald 
© 2008 Steve Matson 
© 2019 Patrick Furtado |
|
Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb 
© 2020 Ron Vanderhoff 
© 2023 Ron Vanderhoff 
© 2023 Ron Vanderhoff |
|
Rupertia physodes California tea, Common rupertia, Forest scurfpea
native
Perennial herb 
© 2021 Mary Ann Machi 
© 2023 Steve Conger 
© 2020 R.A. Chasey |
|
Salix exigua Narrow leaved willow, Narrowleaf willow, Sandbar willow
native
Tree, Shrub 
© 2015 Steve Matson 
© 2015 Steve Matson 
© 2015 Steve Matson |
|
Salix laevigata Polished willow, Red willow
native
Tree 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2017 Steve Matson |
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub 
© 2019 Steve Matson 
© 2022 Ron Vanderhoff 
© 2020 Steve Matson |
|
Salix sitchensis Coulter willow, Sitka willow
native
Tree, Shrub 
© 2019 Ken Hickman 
© 2019 Ken Hickman 
© 2019 Marisa Persaud |
|
Salvia leucophylla San luis purple sage
native
Shrub 
© 2015 Steven M Norris 
© 2019 Janith Johnson 
© 2018 Ron Vanderhoff |
|
Salvia mellifera Black sage
native
Shrub 
© 2017 Steve Matson 
© 2022 Suzanne L. Weakley 
© 2019 Diane Etchison |
|
Sambucus mexicana Blue elderberry
native
Tree, Shrub 
© 2021 Mike Russler 
© 2020 Diane Etchison 
© 2022 El Byrne |
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb 
© 2023 Steve Conger 
© 2023 Steve Conger 
© 2021 Steve Laymon |
|
Sanicula graveolens Northern sanicle, Sierra sanicle
native
Perennial herb 
© 2021 Steve Matson 
© 2021 Steve Matson 
© 2004 Steve Matson |
|
Satureja douglasii Yerba buena
native
Perennial herb 
© 2019 Gary McDonald 
© 2012 Gary McDonald 
© 2012 Gary McDonald |
|
Scirpus microcarpus Panicled bulrush, Small fruited bulrush
native
Perennial grasslike herb 
© 2022 Doug Allshouse 
© 2008 Steve Matson 
© 2013 Ron Vanderhoff |
|
Scrophularia californica California bee plant, California figwort
native
Perennial herb 
© 2020 Bob Sweatt 
© 2006 Steve Matson 
© 2019 Cynthia Powell |
|
Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
© 2019 Ron Vanderhoff 
© 2019 Ron Vanderhoff 
© 2018 Ron Vanderhoff |
|
Senecio flaccidus var. douglasii Bush groundsel, Bush senecio, Douglas' groundsel
native
Shrub 
© 2018 Richard Spjut 
© 2019 Ron Vanderhoff 
© 2023 Helen Hancock |
|
Senecio vulgaris Common groundsel, Old man in the spring, Old man of spring
non-native
Annual herb 
© 2017 Barbara Boethling 
© 2023 Ron Vanderhoff 
© 2021 Toni Corelli |
|
Sequoia sempervirens Coast redwood
native
Tree 
© 2019 Patrick Furtado 
© 2022 David Strauch 
© 2019 R.A. Chasey |
|
Silene antirrhina Sleepy catch fly, Sleepy catchfly, Sleepy silene
native
Annual herb 
© 2019 Ken Hickman 
© 2019 Ken Hickman 
© 2023 Matt Berger |
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb 
© 2019 Mary Wloch 
© 2017 Gary McDonald 
© 2019 Gary McDonald |
|
Silene lemmonii Lemmon campion, Lemmon's catchfly
native
Perennial herb 
© 2017 Steve Matson 
© 2011 Steve Matson 
© 2017 Steve Matson |
|
Silene verecunda Dolores campion, San Francisco campion
native
Perennial herb 
© 2022 Cynthia Powell 
© 2022 Cynthia Powell 
© 2019 Matt Berger |
|
Smilacina racemosa Feathery false lily of the valley
native
Perennial herb 
© 2017 Steve Matson 
© 2018 Steve Matson 
© 2017 Steve Matson |
|
Smilacina stellata Starry false lily of the valley
native
Perennial herb 
© 2003 Steve Matson 
© 2003 Steve Matson 
© 2003 Steve Matson |
|
Solanum douglasii Douglas' nightshade, Greenspot nightshade
native
Perennial herb 
© 2006 Steve Matson 
© 2024 Mike Russler 
© 2006 Steve Matson |
|
Solidago californica California goldenrod, Oreja de liebre
native
Perennial herb 
© 2013 Steve Matson 
© 2008 Steve Matson 
© 2008 Steve Matson |
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb 
© 2019 Diane Etchison 
© 2015 Jesse Rorabaugh 
© 2024 Ron Vanderhoff |
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Stachys pycnantha Short spike hedge nettle, Shortspike hedgenettle
native
Perennial herb 
© 2023 David Wolfson 
© 2019 David Wolfson 
© 2021 Dan Quinn |
|
Stellaria media Chickweed
non-native
Annual herb 
© 2018 Gary McDonald 
© 2018 Gary McDonald 
© 2015 Diane Etchison |
|
Stephanomeria virgata Rod wirelettuce, Tall stephanomeria, Twiggy wreath plant
native
Annual herb 
© 2022 Cynthia Powell 
© 2019 Steven M Norris 
© 2022 Helen Hancock |
|
Streptanthus glandulosus Bristly jewelflower, Tamalpais jewel flower
native
Annual herb 
© 2023 William Lundgren 
© 2019 David Greenberger 
© 2018 Elinor Gates |
|
Stylocline gnaphaloides Everlasting nest straw, Everlasting stylocline, Mountain neststraw
native
Annual herb 
© 2019 Diane Etchison 
© 2021 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Symphoricarpos albus var. laevigatus Common snowberry, Upright snowberry, Snowberry
native
Shrub 
© 2020 Jacob Smith 
© 2020 Jacob Smith 
© 2021 Mike Russler |
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub 
© 2022 Dana York 
© 2020 Cara Wilcox 
© 2019 Ron Vanderhoff |
|
Tauschia hartwegii Hartweg's tauschia, Hartweg's umbrellawort, Tauschia
native
Perennial herb 
© 2006 Steve Matson  © 2025 Jordan Collins 
© 2006 Steve Matson |
|
Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley
non-native
Annual herb 
© 2011 Steve Matson 
© 2011 Steve Matson 
© 2011 Steve Matson |
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub 
© 2020 Ron Vanderhoff 
© 2019 Randy Huey 
© 2025 Mike Russler |
|
Trichostema lanceolatum Vinegarweed
native
Annual herb 
© 2018 Ron Vanderhoff 
© 2016 Nathan Mudry 
© 2019 Aaron Echols |
|
Trientalis latifolia Pacific starflower
native
Perennial herb 
© 2008 Steve Matson 
© 2016 Steve Matson 
© 2024 Ben Spencer-Cooke |
|
Trifolium albopurpureum Indian clover, Rancheria clover
native
Annual herb 
© 2021 Mike Russler 
© 2021 Mike Russler 
© 2024 Ryan O'Dell |
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb 
© 2005 Steve Matson 
© 2005 Steve Matson 
© 2019 Rachelle Gray |
|
Trifolium dubium Shamrock clover, Little Hop Clover, Suckling clover
non-native
Annual herb 
© 2018 Stacie Wolny 
© 2022 Dana York 
© 2017 MCOSD EDRR |
|
Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb 
© 2005 Steve Matson 
© 2016 Michael Mitchell 
© 2019 Ron Vanderhoff |
|
Trifolium willdenovii Tomcat clover
native
Annual herb 
© 2024 Steve Conger 
© 2024 Steve Conger 
© 2018 Stacie Wolny |
|
Trillium ovatum Pacific trillium, Wake robin, Western trillium
native
Perennial herb 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2017 Steve Matson |
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree 
© 2023 Mary Ann Machi 
© 2016 Steve Matson 
© 2023 Mary Ann Machi |
|
Vaccinium ovatum California huckleberry, Evergreen huckleberry
native
Shrub 
© 2017 James Gonsman 
© 2015 Chris Jaster 
© 2021 Mike Russler |
|
Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring vetch
non-native
Annual herb, Vine 
© 2024 Mike Russler 
© 2023 Ron Vanderhoff 
© 2023 Ron Vanderhoff |
|
Vinca major Greater periwinkle, Bigleaf periwinkle
• invasive non-native
Perennial herb 
© 2020 Julia Markey 
© 2022 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Viola ocellata Pinto violet, Twoeyed violet, Western heart's ease
native
Perennial herb 
© 2020 Amy Rapport 
© 2008 Steve Matson 
© 2018 Stacie Wolny |
|
Viola purpurea ssp. quercetorum Goosefoot violet, Goosefoot yellow violet
native
Perennial herb 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2016 Steve Matson |
|
Viola sempervirens Evergreen violet, Redwood violet
native
Perennial herb 
© 2021 Steve Matson 
© 2021 Steve Matson 
© 2021 Steve Matson |
|
Vulpia microstachys Small fescue
native
Annual grass 
© 2011 Steve Matson 
© 2024 Emily R. Allen 
© 2011 Steve Matson |
|
Vulpia myuros Rattail sixweeks grass
• invasive non-native
Annual grass 
© 2021 Aaron Echols 
© 2021 Ron Vanderhoff 
© 2022 John Rawlings |
|
Vulpia myuros var. hirsuta Rattail sixweeks grass
• invasive non-native
Annual grass
© 2021 Aaron Echols
© 2021 Ron Vanderhoff
© 2022 John Rawlings |
|
Whipplea modesta Modesty, Whipplea, Whipplevine
native
Vine, Shrub 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2004 Steve Matson |
|
Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern
native
Fern 
© 2019 Julie Kierstead Nelson 
© 2020 R.A. Chasey 
© 2020 Julie A. Kierstead |
|
Zigadenus fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb 
© 2024 Carissa Brands 
© 2024 Mary Conway 
© 2021 Kristen Nelson |
