logo Calflora  Illustrated Plant List 

These species are top priority eradication species for the 2 county area (San Luis Obispo / Santa Barbara) South Central Coast region.
9 PLANTS
Cirsium arvense    Canada thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium arvense
© 2012 Michael Mitchell
Cirsium arvense
© 2012 Michael Mitchell
Cirsium arvense
© 2022 Donald Burk

Cuscuta japonica    Japanese dodder
invasive non-native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta japonica
© 2014 Michael Perlmutter
Cuscuta japonica
© 2013 David Chang
Cuscuta japonica
© 2014 Michael Perlmutter

Dittrichia graveolens    Stinkwort
invasive non-native
Annual herb

ASTERACEAE

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

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

Euphorbia terracina    carnation spurge,  Geraldton carnation weed
invasive non-native
Perennial herb

EUPHORBIACEAE

Euphorbia terracina
© 2017 Steve Matson
Euphorbia terracina
© 2017 Steve Matson
Euphorbia terracina
© 2017 Steve Matson

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 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.

Linaria dalmatica ssp. dalmatica    Dalmatian toadflax
invasive non-native
Perennial herb

PLANTAGINACEAE

Linaria dalmatica ssp. dalmatica
© 2021 Dennis Diaz
Linaria dalmatica ssp. dalmatica
© 2016 Phil Zortman
Linaria dalmatica ssp. dalmatica
© 2019 Caleb Cole

Elymus farctus    Russian wheatgrass
invasive non-native
Perennial grass

POACEAE

Elymus farctus
© 2019 Mark K. Skinner
Elymus farctus
© 2019 Mark K. Skinner
Elymus farctus
© 2019 Mark K. Skinner