logo Calflora  Illustrated Plant List 

A combination of eradication & surveillance target species lists for the North Central region (Siskiyou, Trinity & Shasta counties).
26 PLANTS
Alyssum murale   


Dipsacus lacinatus    Small Tree-Mallow


Alliaria petiolata    Garlic mustard
non-native
Annual, Biennial herb

BRASSICACEAE

Alliaria petiolata
© 2016 Keir Morse
Alliaria petiolata
© 2022 Bryce Ryals
Alliaria petiolata
© 2022 Bryce Ryals

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

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

Brachypodium sylvaticum    Slender false brome
invasive non-native
Perennial grass

POACEAE

Brachypodium sylvaticum
© 2018 Ecological Concerns Inc
Brachypodium sylvaticum
© 2021 SMCP NRM Intern
Brachypodium sylvaticum
© 2020 John Rawlings

Carduus acanthoides    Plumeless thistle,  Spiny plumeless thistle
invasive non-native
Perennial herb

ASTERACEAE

Carduus acanthoides
© 2016 Catherine Talbot
Carduus acanthoides
© 2016 Catherine Talbot
Carduus acanthoides
© 2015 Catherine Talbot

Centaurea calcitrapa    Purple star thistle,  Red star thistle
invasive non-native
Annual, Perennial herb

ASTERACEAE

Centaurea calcitrapa
© 2021 R.A. Chasey
Centaurea calcitrapa
© 2019 MCOSD EDRR
Centaurea calcitrapa
© 2022 R.A. Chasey

Centaurea debeauxii    Meadow knapweed
invasive non-native
Annual, Perennial herb

ASTERACEAE

Centaurea debeauxii
© 2019 Jonathan Lee
Centaurea debeauxii
© 2022 Patrick Hoffman
Centaurea debeauxii
© 2022 Patrick Hoffman

Chondrilla juncea    Hogbite,  Skeleton weed
invasive non-native
Perennial herb

ASTERACEAE

Chondrilla juncea
© 2021 George Williams
Chondrilla juncea
© 2024 Mike Russler
Chondrilla juncea
© 2021 Bob Sweatt

Cortaderia jubata    Pampas grass,  Purple pampas grass
invasive non-native
Perennial grass

POACEAE

Cortaderia jubata
© 2018 Ramona Robison
Cortaderia jubata
© 2021 Michelle Karle
Cortaderia jubata
© 2022 Michelle Karle

Crupina vulgaris    Bearded creeper,  Common crupina
invasive non-native
Annual herb

ASTERACEAE

Crupina vulgaris
© 2023 Norm Macdonald
Crupina vulgaris
© 2012 Ramona Robison
Crupina vulgaris
© 2015 Daniel Lay

Cynara cardunculus    Artichoke thistle,  Cardoon
invasive non-native
Perennial herb

ASTERACEAE

Cynara cardunculus
© 2021 R.A. Chasey
Cynara cardunculus
© 2022 Ron Vanderhoff
Cynara cardunculus
© 2022 Ron Vanderhoff

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

Euphorbia oblongata    Eggleaf spurge
invasive non-native
Perennial herb

EUPHORBIACEAE

Euphorbia oblongata
© 2017 Gary McDonald
Euphorbia oblongata
© 2019 Randy Huey
Euphorbia oblongata
© 2017 Gary McDonald

Fallopia japonica    Japanese knotweed
invasive non-native
Perennial herb

POLYGONACEAE

Fallopia japonica
© 2021 Margot Cunningham
Fallopia japonica
© 2024 Jacob Martin
Fallopia japonica
© 2019 John Malpas

Fallopia sachalinensis    Giant knotweed
invasive non-native
Perennial herb

POLYGONACEAE

Fallopia sachalinensis
© 2024 Patrick Hoffman
Fallopia sachalinensis
© 2024 Patrick Hoffman
Fallopia sachalinensis
© 2023 John Malpas

Ilex aquifolium    English holly,  Holly
invasive non-native
Tree, Shrub

AQUIFOLIACEAE

Ilex aquifolium
© 2021 Cynthia Powell
Ilex aquifolium
© 2021 Donald Burk
Ilex aquifolium
© 2019 Tatiana Manzanillo

Linaria vulgaris    Butter and eggs
invasive non-native
Perennial herb

PLANTAGINACEAE

Linaria vulgaris
© 2020 Bob Sweatt
Linaria vulgaris
© 2020 Bob Sweatt
Linaria vulgaris
© 2020 Bob Sweatt

Nymphoides peltata    Water fringe,  Yellow floatingheart
non-native
Perennial herb

MENYANTHACEAE

Nymphoides peltata
© 2011 Louis-M. Landry
Nymphoides peltata
© 2001 CDFA

Onopordum tauricum    Bull cottonthistle,  Taurian thistle
invasive non-native
Perennial herb

ASTERACEAE

Onopordum tauricum
© 2001 CDFA
Onopordum tauricum
© 2001 CDFA

Physalis subglabrata    Long leafed tomatillo,  Longleaf groundcherry
invasive non-native
Perennial herb

SOLANACEAE

Physalis subglabrata
© 2018 Robert L. Carr
Physalis subglabrata
© 2018 Robert L. Carr
Physalis subglabrata
© 2018 Robert L. Carr

Ranunculus repens    Creeping buttercup,  Crowfoot, creeping buttercup
invasive non-native
Perennial herb

RANUNCULACEAE

Ranunculus repens
© 2022 Bob Sweatt
Ranunculus repens
© 2021 Norma Solarz
Ranunculus repens
© 2017 Elliot Gunnison

Salvia aethiopis    Mediterranean sage
invasive non-native
Perennial herb

LAMIACEAE

Salvia aethiopis
© 2018 Matt Berger
Salvia aethiopis
© 2024 Alaine Arslan
Salvia aethiopis
© 2024 Alaine Arslan

Sesbania punicea    Red sesbania,  Rattlebox
invasive non-native
Shrub

FABACEAE

Sesbania punicea
© 2020 Jennifer Mo
Sesbania punicea
© 2017 Ellen Uhler
Sesbania punicea
© 2021 HARDEEP BAINS

Ulex europaeus    Common gorse
invasive non-native
Shrub

FABACEAE

Ulex europaeus
© 2021 Zoya Akulova-Barlow
Ulex europaeus
© 2022 Michelle Karle
Ulex europaeus
© 2021 Cleopatra Tuday