logo Calflora  Illustrated Plant List 

This list contains plants that are not yet listed on Cal-IPC's Inventory but have been reported spreading in California wildlands. Please add locations to Calflora and send information to Jutta Burger, jburger@cal-ipc.org
333 PLANTS
Rubus laciatus    Small Tree-Mallow


Watsonia borbonica    Small Tree-Mallow


Mercurialis ambigua    Small Tree-Mallow


Roldana petasites    Small Tree-Mallow


Aeonium spp.    Small Tree-Mallow


Zoysia spp    Small Tree-Mallow


Erica caniculata    Small Tree-Mallow


Passiflora tripartita    Small Tree-Mallow


Ceratophyllum submersum    Small Tree-Mallow


Chamaecytisus palmensis    Small Tree-Mallow


Ensenbeckia flava    Small Tree-Mallow


Acacia baileyana    Bailey acacia,  Cootamundra wattle
invasive non-native
Tree, Shrub

FABACEAE

Acacia baileyana
© 2020 Jutta Burger
Acacia baileyana
© 2020 John Rawlings
Acacia baileyana
© 2020 John Rawlings

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

FABACEAE

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

Acacia elata    Cedar wattle
non-native
Tree

FABACEAE


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 paradoxa    Kangaroo thorn
invasive non-native
Shrub

FABACEAE

Acacia paradoxa
© 2022 Rocky Bajada
Acacia paradoxa
© 2022 Katherine Stratton
Acacia paradoxa
© 2022 Katherine Stratton

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 redolens    Bank catclaw
non-native
Tree, Shrub

FABACEAE

Acacia redolens
© 2020 Ron Vanderhoff
Acacia redolens
© 2019 Jutta Burger
Acacia redolens
© 2019 Andy Jones

Acaena novae-zelandiae    Biddy biddy
invasive non-native
Shrub (stem succulent)

ROSACEAE

Acaena novae-zelandiae
© 2023 Patrick Hoffman
Acaena novae-zelandiae
© 2013 Ramona Robison
Acaena novae-zelandiae
© 2018 Hayley Ross

Aegilops cylindrica    Jointed goat grass,  Jointed goatgrass
invasive non-native
Annual grass

POACEAE

Aegilops cylindrica
© 2021 Aleksandra Evert
Aegilops cylindrica
© 2021 Jacob Smith
Aegilops cylindrica
© 2018 MCOSD Restoration Crew

Aeschynomene rudis    Red aeschynomene,  Zigzag jointvetch
invasive non-native
Annual, Perennial herb

FABACEAE

Aeschynomene rudis
© 2001 CDFA
Aeschynomene rudis
© 2001 CDFA
Aeschynomene rudis
© 2001 CDFA

Agrostis capillaris    Colonial bentgrass
non-native
Perennial grass

POACEAE

Agrostis capillaris
© 2005 Steve Matson
Agrostis capillaris
© 2005 Steve Matson
Agrostis capillaris
© 2005 Steve Matson

Agrostis gigantea    Creeping bentgras,  Giant bentgrass,  Redtop
non-native
Perennial grass

POACEAE

Agrostis gigantea
© 2023 Dana York
Agrostis gigantea
© 2023 Dana York
Agrostis gigantea
© 2022 John Rawlings

Aira caryophyllea    Shiver grass,  Silver hairgrass,  Silvery hairgrass
invasive non-native
Annual grass

POACEAE

Aira caryophyllea
© 2005 Steve Matson
Aira caryophyllea
© 2005 Steve Matson
Aira caryophyllea
© 2005 Steve Matson

Aira praecox    Yellow hairgrass
invasive non-native
Annual grass

POACEAE

Aira praecox
© 2018 Ken Hickman
Aira praecox
© 2022 John Rawlings
Aira praecox
© 2010 National Park Service

Albizia lophantha    Albizia,  Plume acacia,  Stink bean
non-native
Tree, Shrub

FABACEAE

Albizia lophantha
© 2020 Ron Vanderhoff
Albizia lophantha
© 2020 Ron Vanderhoff
Albizia lophantha
© 2020 Ron Vanderhoff

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

Allium triquetrum    Three cornered leek,  Threecorner leek,  White flowered onion
invasive non-native
Perennial herb (bulb)

ALLIACEAE

Allium triquetrum
© 2017 Steve Matson
Allium triquetrum
© 2017 Steve Matson
Allium triquetrum
© 2017 Steve Matson

Alopecurus pratensis    Meadow foxtail
invasive non-native
Perennial grass

POACEAE

Alopecurus pratensis
© 2022 Mike Russler
Alopecurus pratensis
© 2023 R.A. Chasey
Alopecurus pratensis
© 2015 David Greenberger

Alyssum murale    yellowtuft
non-native
Annual herb

BRASSICACEAE

Alyssum murale
© 2008 Carri Pirosko
Alyssum murale
© 2011 Carri Pirosko
Alyssum murale
© 2008 Carri Pirosko

Amaranthus retroflexus    Green amaranth,  Red root pigweed,  Red rooted amaranth
non-native
Annual herb

AMARANTHACEAE

Amaranthus retroflexus
© 2017 Ingrid Cabada
Amaranthus retroflexus
© 2022 Jennifer Mo
Amaranthus retroflexus
© 2021 Ron Vanderhoff

Ambrosia trifida    Giant ragweed
invasive non-native
Annual herb

ASTERACEAE

Ambrosia trifida
© 2015 Richard Spellenberg
Ambrosia trifida
© 2008 Louis-M. Landry
Ambrosia trifida
© 2010 Jean Pawek

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

Anthriscus caucalis    Bur chervil
non-native
Annual herb, Vine

APIACEAE

Anthriscus caucalis
© 2021 Aaron Echols
Anthriscus caucalis
© 2024 Ron Vanderhoff
Anthriscus caucalis
© 2020 Jennifer Mo

Aponogeton distachyos    Cape pondweed
non-native
Perennial herb

APONOGETONACEAE

Aponogeton distachyos
© 2021 Ron Vanderhoff
Aponogeton distachyos
© 2021 Ron Vanderhoff
Aponogeton distachyos
© 2021 Ron Vanderhoff

Aptenia cordifolia    Baby sun rose,  Dew plant
non-native
Perennial herb

AIZOACEAE

Aptenia cordifolia
© 2022 Ron Vanderhoff
Aptenia cordifolia
© 2022 Ron Vanderhoff
Aptenia cordifolia
© 2022 Ron Vanderhoff

Araujia sericifera    Bladderflower
invasive non-native
Perennial herb, Vine

APOCYNACEAE

Araujia sericifera
© 2019 Ron Vanderhoff
Araujia sericifera
© 2021 Jennifer Mo
Araujia sericifera
© 2020 Ron Vanderhoff

Arrhenatherum elatius    Tall oatgrass
non-native
Perennial grass

POACEAE

Arrhenatherum elatius
© 2020 Doug Allshouse
Arrhenatherum elatius
© 2021 John Rawlings
Arrhenatherum elatius
© 2019 Julian Geoghegan

Arum italicum    Italian lords and ladies
non-native
Perennial herb

ARACEAE

Arum italicum
© 2019 Joerg Lohse
Arum italicum
© 2022 Jenny Gossett
Arum italicum
© 2019 Joerg Lohse

Ascophyllum nodosum    Yellow tang
non-native
seaweed

FUCACEAE

Ascophyllum nodosum
© 2011 Phil Pullen

Atriplex amnicola    Swamp saltbush
non-native
Annual herb

CHENOPODIACEAE

Atriplex amnicola
© 2020 Ron Vanderhoff
Atriplex amnicola
© 2020 Ron Vanderhoff
Atriplex amnicola
© 2020 Ron Vanderhoff

Bacopa rotundifolia    Disk waterhyssop,  Round leaf water hyssop
non-native
Annual, Perennial herb

PLANTAGINACEAE

Bacopa rotundifolia
© 2021 Sara Sweet
Bacopa rotundifolia
© 2021 Sara Sweet
Bacopa rotundifolia
© 1995 Saint Mary's College of California

Bellis perennis    English daisy,  English lawn daisy
invasive non-native
Perennial herb

ASTERACEAE

Bellis perennis
© 2019 Ron Vanderhoff
Bellis perennis
© 2023 Donald Burk
Bellis perennis
© 2020 Bob Sweatt

Berberis darwinii    Darwin's berberis
invasive non-native
Shrub

BERBERIDACEAE

Berberis darwinii
© 2018 Abbot Chambers
Berberis darwinii
© 2016 Greg O'Connell
Berberis darwinii
© 2022 David Strauch

Berteroa incana    Hoary alyssum
invasive non-native
Annual herb

BRASSICACEAE

Berteroa incana
© 2016 Ed King
Berteroa incana
© 2008 Louis-M. Landry
Berteroa incana
© 2018 Michael Plotz

Bituminaria bituminosa    Arabian pea
non-native
Perennial herb

FABACEAE

Bituminaria bituminosa
© 2005 Luigi Rignanese
Bituminaria bituminosa
© 2007 Dr. James D. Adams
Bituminaria bituminosa
© 2006 Luigi Rignanese

Brassica oleracea    Cabbage
non-native
Annual herb

BRASSICACEAE

Brassica oleracea
© 2009 Toni Corelli
Brassica oleracea
© 2021 Zoya Akulova-Barlow
Brassica oleracea
© 2009 Toni Corelli

Briza minor    Little quaking grass,  Little quakinggrass,  Little rattlesnake grass
non-native
Annual grass

POACEAE

Briza minor
© 2023 R.A. Chasey
Briza minor
© 2019 Gary McDonald
Briza minor
© 2019 Gary McDonald

Buddleja davidii    Butterfly bush,  Summer lilac
invasive non-native
Tree, Shrub

SCROPHULARIACEAE

Buddleja davidii
© 2021 Ron Vanderhoff
Buddleja davidii
© 2021 Ron Vanderhoff
Buddleja davidii
© 2021 Ron Vanderhoff

Cabomba caroliniana    Carolina fanwort
non-native
Perennial herb

CABOMBACEAE

Cabomba caroliniana
© 2010 Gerald Carr
Cabomba caroliniana
© 2010 Gerald Carr
Cabomba caroliniana
© 2010 Gerald Carr

Calamintha sylvatica    Woodland calamint
non-native
Perennial herb

LAMIACEAE

Calamintha sylvatica
© 2021 Cynthia Powell
Calamintha sylvatica
© 2021 Cynthia Powell
Calamintha sylvatica
© 2017 Adam Chasey (ssp. ascendens)

Calendula arvensis    Field marigold
non-native
Annual herb

ASTERACEAE

Calendula arvensis
© 2017 MCOSD EDRR
Calendula arvensis
© 2018 David Wolfson
Calendula arvensis
© 2019 Stephany Dery

Carex pendula    Hanging sedge
invasive non-native
Perennial grasslike herb

CYPERACEAE

Carex pendula
© 2015 Andrea Williams
Carex pendula
© 2022 Mitchell Blake
Carex pendula
© 2011 Michael Perlmutter

Carrichtera annua    Wards weed
invasive non-native
Annual herb

BRASSICACEAE

Carrichtera annua
© 2017 Jason Giessow
Carrichtera annua
© 2023 Ron Vanderhoff
Carrichtera annua
© 2023 Ron Vanderhoff

Casuarina equisetifolia    Australian Pine,  Beach sheoak
invasive non-native
Tree

CASUARINACEAE

Casuarina equisetifolia
© 2018 Zoya Akulova
Casuarina equisetifolia
© 2015 Zoya Akulova
Casuarina equisetifolia
© 2017 MCOSD EDRR

Catalpa bignonioides    Southern catalpa
non-native
Tree

BIGNONIACEAE

Catalpa bignonioides
© 2015 Ron Vanderhoff
Catalpa bignonioides
© 2011 Ramona Robison
Catalpa bignonioides
© 2014 Dean Kelch

Catharanthus roseus    Madagascar periwinkle
invasive non-native
Shrub (stem succulent)

APOCYNACEAE

Catharanthus roseus
© 2020 Karla Navarro
Catharanthus roseus
© Nick Kurzenko
Catharanthus roseus
© 2005 Luigi Rignanese

Centaurea iberica    Iberian knapweed
invasive non-native
Perennial herb

ASTERACEAE

Centaurea iberica
© 2016 Don Thomas
Centaurea iberica
© 2001 CDFA
Centaurea iberica
© 2001 CDFA

Centranthus ruber    Jupiter's beard,  Red valerian
non-native
Annual, Perennial herb

VALERIANACEAE

Centranthus ruber
© 2013 Zachary Mikalonis
Centranthus ruber
© 2022 Justin Felder
Centranthus ruber
© 2020 Deborah Dozier

Cestrum parqui    Chilean jessamine
invasive non-native
Tree

SOLANACEAE

Cestrum parqui
© 2011 Michael Perlmutter
Cestrum parqui
© 2011 Michael Perlmutter
Cestrum parqui
© 2011 Michael Perlmutter

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

IRIDACEAE

Chasmanthe floribunda
© 2020 Ron Vanderhoff
Chasmanthe floribunda
© 2020 Ron Vanderhoff
Chasmanthe floribunda
© 2017 Ron Vanderhoff

Chorispora tenella    Crossflower
invasive non-native
Annual herb

BRASSICACEAE

Chorispora tenella
© 2022 Bob Sweatt
Chorispora tenella
© 2019 Caleb Cole
Chorispora tenella
© 2019 Liz Block

non-native

ASTERACEAE

Chrysanthemoides monilifera
© 2018 Ron Vanderhoff
Chrysanthemoides monilifera
© 2020 Ron Vanderhoff
Chrysanthemoides monilifera
© 2018 Josie Bennett

Cichorium intybus    Chicory
non-native
Perennial herb

ASTERACEAE

Cichorium intybus
© 2020 Bob Sweatt
Cichorium intybus
© 2022 David Strauch
Cichorium intybus
© 2019 Diane Etchison

Cirsium ochrocentrum    Beaumont thistle,  Yellow spined thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium ochrocentrum
© 2018 Cynthia Powell
Cirsium ochrocentrum
© 2018 Stephen Pfeiler
Cirsium ochrocentrum
© 2018 Stephen Pfeiler

Cirsium undulatum    Wavy leaved thistle,  Wavyleaf thistle
non-native
Perennial herb

ASTERACEAE

Cirsium undulatum
© 2020 Chris McDonald
Cirsium undulatum
© 2020 Chris McDonald
Cirsium undulatum
© 2015 Richard Spellenberg

Cistus ladanifer    Gum rockrose,  Resinous rockrose
invasive non-native
Shrub (stem succulent)

CISTACEAE

Cistus ladanifer
© 2021 Emily Sluiman
Cistus ladanifer
© 2023 Keir Morse
Cistus ladanifer
© 2023 Keir Morse

Clematis vitalba    Old man's beard,  Traveller's joy
invasive non-native
Vine

RANUNCULACEAE

Clematis vitalba
© 2015 ken moore
Clematis vitalba
© 2019 Cynthia Powell
Clematis vitalba
© 2015 Ellen Uhler

Clinopodium vulgare    Wild basil
non-native
Perennial herb

LAMIACEAE

Clinopodium vulgare
© 2010 Louis-M. Landry
Clinopodium vulgare
© 2016 Keir Morse
Clinopodium vulgare
© 2016 Keir Morse

Colocasia esculenta    Taro root
invasive non-native
Perennial herb

ARACEAE

Colocasia esculenta
© 2017 Ron Vanderhoff
Colocasia esculenta
© 2018 Ron Vanderhoff
Colocasia esculenta
© 2018 Ron Vanderhoff

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

Coprosma repens    Creeping mirrorplant
non-native
Shrub

RUBIACEAE

Coprosma repens
© 2015 Richard Chasey
Coprosma repens
© 2009 Dean Taylor
Coprosma repens
© 2011 Daniel Gluesenkamp

Coreopsis lanceolata    Garden coreopsis,  Lanceleaf tickseed
non-native
Perennial herb

ASTERACEAE

Coreopsis lanceolata
© 2018 Chris Qian
Coreopsis lanceolata
© 2013 Richard Spellenberg
Coreopsis lanceolata
© 2013 Richard Spellenberg

Coronilla valentina ssp. glauca    Mediterranean crownvetch
non-native
Shrub

FABACEAE


Crepis capillaris    Hawksbeard,  Smooth hawk's beard,  Smooth hawksbeard
non-native
Annual, Perennial herb

ASTERACEAE

Crepis capillaris
© 2003 Steve Matson
Crepis capillaris
© 2003 Steve Matson
Crepis capillaris
© 2003 Steve Matson

crepis pulchra    Smallflower hawksbeard
non-native
Perennial herb

ASTERACEAE


Cupaniopsis anacardioides    Carrotwood
non-native
Tree

SAPINDACEAE

Cupaniopsis anacardioides
© 2018 Andy Jones
Cupaniopsis anacardioides
© 2021 Ron Vanderhoff
Cupaniopsis anacardioides
© 2021 Ron Vanderhoff

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

Cyperus papyrus    Papyrus
non-native
Perennial grasslike herb

CYPERACEAE

Cyperus papyrus
© 2016 Ron Vanderhoff
Cyperus papyrus
© 2016 Barbara Boethling
Cyperus papyrus
© 2020 Ron Vanderhoff

Cyperus rotundus    Nutgrass
invasive non-native
Perennial grasslike herb

CYPERACEAE

Cyperus rotundus
© 2016 Ron Vanderhoff
Cyperus rotundus
© 2019 Ron Vanderhoff
Cyperus rotundus
© 2018 Ron Vanderhoff

Cytisus multiflorus    Spanish broom,  White spanishbroom
invasive non-native
Shrub

FABACEAE

Cytisus multiflorus
© 2024 John Fairbank

Datura inoxia    Pricklyburr
invasive non-native
Perennial herb

SOLANACEAE

Datura inoxia
© Geoff Burleigh
Datura inoxia
© Nick Kurzenko
Datura inoxia
© 2007 Louis-M. Landry

Daucus carota    Queen Anne's lace,  Wild carrot
invasive non-native
Perennial herb

APIACEAE

Daucus carota
© 2023 Donald Burk
Daucus carota
© 2021 Charles Russell
Daucus carota
© 2020 BLM Redding Field Office

Descurainia pinnata    Western tansy mustard,  Western tansymustard,  Yellow tansy mustard
native
Annual herb

BRASSICACEAE

Descurainia pinnata
© 2018 Nancy Hamlett
Descurainia pinnata
© 2022 Steve Matson
Descurainia pinnata
© 2022 Steve Matson

Osteospermum ecklonis    Blue & white daisybush
non-native
Perennial herb

ASTERACEAE

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

Osteospermum fruticosum    Trailing african daisy
non-native
Perennial herb

ASTERACEAE

Osteospermum fruticosum
© 2018 Ron Vanderhoff
Osteospermum fruticosum
© 2018 Ron Vanderhoff
Osteospermum fruticosum
© 2018 Ron Vanderhoff

Dimorphotheca sinuata    African daisy,  Cape marigold,  Glandular cape marigold
invasive non-native
Annual herb

ASTERACEAE

Dimorphotheca sinuata
© 2024 Donald Burk
Dimorphotheca sinuata
© 2022 Oliver Brewer
Dimorphotheca sinuata
© 2017 Keir Morse

Diospyros lotus    Date plum
non-native
Tree

EBENACEAE


Dipogon lignosus    Okie bean
invasive non-native
Perennial herb, Vine

FABACEAE

Dipogon lignosus
© 2021 Ron Vanderhoff
Dipogon lignosus
© 2022 Alan Kaufmann
Dipogon lignosus
© 2021 Ron Vanderhoff

Dipsacus laciniatus    cutleaf teasel
invasive non-native
Perennial herb

DIPSACACEAE

Dipsacus laciniatus
© 2011 Carri Pirosko
Dipsacus laciniatus
© 2009 Carri Pirosko
Dipsacus laciniatus
© 2011 Carri Pirosko

Dittrichia viscosa    False yellowhead
invasive non-native
Perennial herb

ASTERACEAE

Dittrichia viscosa
© 2020 Matthew Perryman
Dittrichia viscosa
© 2022 Brad Cook
Dittrichia viscosa
© 2021 Phil Calhoun

Echium pininana    Pine echium
non-native
Shrub

BORAGINACEAE

Echium pininana
© 2014 Alex Beakes
Echium pininana
© 2014 Toni Corelli
Echium pininana
© 2014 Ben Pittenger

Echium plantagineum    Salvation echium,  Salvation jane,  Viper's bugloss
invasive non-native
Annual, Perennial herb

BORAGINACEAE

Echium plantagineum
© 2020 John Rawlings
Echium plantagineum
© 2019 Ken Hickman
Echium plantagineum
© 2011 Daniel Gluesenkamp

Elytrigia intermedia    Intermediate wheatgrass
non-native
Perennial grass

POACEAE

Elytrigia intermedia
© 2003 Steve Matson
Elytrigia intermedia
© 2003 Steve Matson
Elytrigia intermedia
© 2003 Steve Matson

Elytrigia elongata    Tall wheat grass
non-native
Perennial grass

POACEAE

Elytrigia elongata
© 2024 Ron Vanderhoff
Elytrigia elongata
© 2024 Ron Vanderhoff
Elytrigia elongata
© 2024 Ron Vanderhoff

Agropyron elongatum    Tall wheat grass
non-native
Perennial grass

POACEAE

Agropyron elongatum
© 2024 Ron Vanderhoff
Agropyron elongatum
© 2024 Ron Vanderhoff
Agropyron elongatum
© 2024 Ron Vanderhoff

Elymus repens    Quack grass
non-native
Perennial grass

POACEAE

Elymus repens
© 2005 Louis-M. Landry
Elymus repens
© 2005 Louis-M. Landry
Elymus repens
© 2008 Keir Morse

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

Enchylaena tomentosa    Ruby saltbush
non-native
Perennial herb

CHENOPODIACEAE

Enchylaena tomentosa
© 2015 Dean Kelch
Enchylaena tomentosa
© 2017 Jason Giessow
Enchylaena tomentosa
© 2015 Eugene Sturla

Eragrostis curvula    Weeping lovegrass
non-native
Perennial grass

POACEAE

Eragrostis curvula
© 2020 Donald Burk
Eragrostis curvula
© 2020 Donald Burk
Eragrostis curvula
© 2020 Donald Burk

Conyza bonariensis    Flax-leaved horseweed
non-native
Annual herb

ASTERACEAE

Conyza bonariensis
© 2021 Donald Burk
Conyza bonariensis
© 2017 Gary McDonald
Conyza bonariensis
© 2023 Ron Vanderhoff

Erigeron karvinskianus    Fleabane,  Latin american fleabane
invasive non-native
Perennial herb

ASTERACEAE

Erigeron karvinskianus
© 2023 R.A. Chasey
Erigeron karvinskianus
© 2019 Gary McDonald
Erigeron karvinskianus
© 2023 R.A. Chasey

Conyza floribunda    Tropical horseweed
non-native
Annual herb

ASTERACEAE

Conyza floribunda
© 2021 Doug Allshouse
Conyza floribunda
© 2020 Ron Vanderhoff
Conyza floribunda
© 2020 Ron Vanderhoff

Eriobotrya japonica    Loquat
non-native
Tree

ROSACEAE

Eriobotrya japonica
© 2015 Garth Wadsworth
Eriobotrya japonica
© 2023 John Malpas
Eriobotrya japonica
© 2023 John Malpas

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
© 2020 Angelique Herman
Erodium brachycarpum
© 2016 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

Eucalyptus cladocalyx    Sugar gum,  Sugargum
invasive non-native
Tree

MYRTACEAE

Eucalyptus cladocalyx
© 2017 Keir Morse
Eucalyptus cladocalyx
© 2024 Cynthia Powell
Eucalyptus cladocalyx
© 2023 Randall English

Eucalyptus conferruminata    Spider gum, bushy yate
non-native
Tree

MYRTACEAE

Eucalyptus conferruminata
© 2022 R.A. Chasey
Eucalyptus conferruminata
© 2022 R.A. Chasey
Eucalyptus conferruminata
© 2021 Jacob Smith

Euphorbia dendroides    Tree spurge
non-native
Shrub

EUPHORBIACEAE

Euphorbia dendroides
© 2015 Dean Kelch
Euphorbia dendroides
© 2019 Rachelle Gray
Euphorbia dendroides
© 2023 Keir Morse

Euphorbia exigua    Dwarf spurge
non-native
Perennial herb

EUPHORBIACEAE

Euphorbia exigua
© 2015 Peter Warner
Euphorbia exigua
© 2019 Lenihan Mazur
Euphorbia exigua
© 2015 Peter Warner

Euphorbia lathyris    Compass plant,  Gopher plant,  Moleplant
invasive non-native
Annual, Perennial herb

EUPHORBIACEAE

Euphorbia lathyris
© 2017 Aaron Echols
Euphorbia lathyris
© 2021 Mike Russler
Euphorbia lathyris
© 2017 Ron Vanderhoff

Euphorbia myrsinites    Myrtle spurge
non-native
Biennial, Perennial herb

EUPHORBIACEAE

Euphorbia myrsinites
© 2020 Julie A. Kierstead
Euphorbia myrsinites
© 2018 Tom Getts
Euphorbia myrsinites
© 2020 Julie A. Kierstead

Polygonum aubertii    Bukhara fleeceflower
non-native
Vine

POLYGONACEAE

Polygonum aubertii
© 2014 Michael Chasse
Polygonum aubertii
© 2021 Jennifer Mo
Polygonum aubertii
© 2016 Michael Chasse

Festuca bromoides    Brome fescue
non-native
Annual grass

POACEAE

Festuca bromoides
© 2022 Diana Wahl
Festuca bromoides
© 2021 Toni Corelli
Festuca bromoides
© 2021 David popp

Vulpia bromoides    Brome fescue
non-native
Annual grass

POACEAE

Vulpia bromoides
© 2022 Diana Wahl
Vulpia bromoides
© 2021 Toni Corelli
Vulpia bromoides
© 2021 David popp

Festuca pratensis    Meadow fescue
non-native
Perennial grass

POACEAE

Festuca pratensis
© 2023 Elliot Gunnison
Festuca pratensis
© 2012 Al Keuter
Festuca pratensis
© 2012 Al Keuter

Fraxinus uhdei    Shamel ash
invasive non-native
Tree

OLEACEAE

Fraxinus uhdei
© 2023 Ron Vanderhoff
Fraxinus uhdei
© 2018 Ron Vanderhoff
Fraxinus uhdei
© 2023 Ron Vanderhoff

Fuchsia magellanica    Hardy fuchsia
non-native
Shrub

ONAGRACEAE

Fuchsia magellanica
© 2022 Erin Jackson
Fuchsia magellanica
© 2024 Donald Burk
Fuchsia magellanica
© 2024 Donald Burk

Fumaria capreolata    White ramping fumitory
non-native
Perennial herb

PAPAVERACEAE

Fumaria capreolata
© 2023 David Wolfson
Fumaria capreolata
© 2020 Eric Wrubel
Fumaria capreolata
© 2024 Mike Russler

Fumaria officinalis    Drug fumitory
invasive non-native
Annual herb

PAPAVERACEAE

Fumaria officinalis
© 2021 stephen rosenthal
Fumaria officinalis
© 2010 Denise Kocek
Fumaria officinalis
© 2021 Mary Conway

Galega officinalis    Professor-weed
invasive non-native
Perennial herb

FABACEAE

Galega officinalis
© 2017 Gerald Carr
Galega officinalis
© 2017 Gerald Carr
Galega officinalis
© 2017 Gerald Carr

Genista linifolia    Mediterranean broom
invasive non-native
Shrub

FABACEAE

Genista linifolia
© 2017 B.J. Dion
Genista linifolia
© 2017 B.J. Dion
Genista linifolia
© 2017 B.J. Dion

Geranium core-core    Alderney crane's-bill
non-native
Perennial herb

GERANIACEAE

Geranium core-core
© 2012 BOB CASE
Geranium core-core
© 2013 Toni Corelli
Geranium core-core
© 2022 Jennifer Mo

Geranium lucidum    Shiny geranium,  Shining geranium
invasive non-native
Annual, Biennial herb

GERANIACEAE

Geranium lucidum
© 2024 Gabriel Campbell
Geranium lucidum
© 2024 Patrick Hoffman
Geranium lucidum
© 2021 Susan Fawcett

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

Geranium purpureum    little Robin
invasive non-native
Annual, Biennial herb

GERANIACEAE

Geranium purpureum
© 2020 Jennifer Mo
Geranium purpureum
© 2023 Al Keuter
Geranium purpureum
© 2019 Cynthia Powell

Geranium retrorsum    New zealand geranium
invasive non-native
Perennial herb

GERANIACEAE

Geranium retrorsum
© 2012 Gary A. Monroe
Geranium retrorsum
© 2012 Gary A. Monroe
Geranium retrorsum
© 2012 Gary A. Monroe

Geranium robertianum    herb Robert
invasive non-native
Annual herb

GERANIACEAE

Geranium robertianum
© 2016 Steve Matson
Geranium robertianum
© 2016 Steve Matson
Geranium robertianum
© 2016 Steve Matson

Chrysanthemum segetum    Corndaisy
non-native
Annual herb

ASTERACEAE

Chrysanthemum segetum
© 2015 Ramona Robison
Chrysanthemum segetum
© 2007 Luigi Rignanese
Chrysanthemum segetum
© 2015 John Doyen

Glebionis segetum    Corndaisy
non-native
Annual herb

ASTERACEAE

Glebionis segetum
© 2015 Ramona Robison
Glebionis segetum
© 2007 Luigi Rignanese
Glebionis segetum
© 2015 John Doyen

Gleditsia triacanthos    Honeylocust
invasive non-native
Tree, Shrub

FABACEAE

Gleditsia triacanthos
© 2022 Ron Vanderhoff
Gleditsia triacanthos
© 2022 Ron Vanderhoff
Gleditsia triacanthos
© 2022 Ron Vanderhoff

Glycyrrhiza glabra    Cultivated licorice
non-native
Perennial herb

FABACEAE

Glycyrrhiza glabra
© 2017 Zoya Akulova
Glycyrrhiza glabra
© 2018 Ron Vanderhoff
Glycyrrhiza glabra
© 2016 Ron Vanderhoff

Grevillea robusta    Silkoak
invasive non-native
Tree

PROTEACEAE

Grevillea robusta
© 2021 Ron Vanderhoff
Grevillea robusta
© 2020 Ron Vanderhoff
Grevillea robusta
© 2021 Ron Vanderhoff

Grevillea rosmarinifolia    rosemary grevillea,  spider flower
non-native
Shrub

PROTEACEAE

Grevillea rosmarinifolia
© 2015 Chris Jaster
Grevillea rosmarinifolia
© 2019 Julian Geoghegan
Grevillea rosmarinifolia
© 2015 jamie smith

Grindelia squarrosa    Curlycup gumweed
non-native
Perennial herb

ASTERACEAE

Grindelia squarrosa
© 2020 Ron Vanderhoff
Grindelia squarrosa
© 2020 Bob Sweatt
Grindelia squarrosa
© 2021 Donald Burk

Gunnera tinctoria    Chilean gunnera
invasive non-native
Perennial herb (aquatic)

GUNNERACEAE

Gunnera tinctoria
© 2011 Michael Perlmutter
Gunnera tinctoria
© 2010 Zoya Akulova
Gunnera tinctoria
© 2011 Michael Perlmutter

Gypsophila paniculata    Baby's breath
invasive non-native
Perennial herb

CARYOPHYLLACEAE

Gypsophila paniculata
© 2010 Barry Breckling
Gypsophila paniculata
© 2018 Joe Woods
Gypsophila paniculata
© 2018 Joe Woods

Halimodendron halodendron    Common salttree,  Russian salt tree
invasive non-native
Shrub

FABACEAE

Halimodendron halodendron
© 2001 CDFA
Halimodendron halodendron
© 2001 CDFA
Halimodendron halodendron
© 2001 CDFA

Hedera hibernica    Atlantic ivy
non-native
Vine

ARALIACEAE


Hedypnois cretica    Crete weed
non-native
Annual herb

ASTERACEAE

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

Helianthus tuberosus    Jerusalem artichoke
invasive non-native
Perennial herb

ASTERACEAE

Helianthus tuberosus
© 2019 Jennifer Mo
Helianthus tuberosus
© 2019 Jennifer Mo
Helianthus tuberosus
© 2019 Jennifer Mo

Heliotropium amplexicaule    Clasping heliotrope
invasive non-native
Perennial herb

HELIOTROPIACEAE

Heliotropium amplexicaule
© 2014 John L. Thompson
Heliotropium amplexicaule
© 2020 Henry Inman
Heliotropium amplexicaule
© 2020 Henry Inman

Heliotropium supinum    Dwarf heliotrope
non-native
Annual herb

HELIOTROPIACEAE


Heracleum mantegazzianum    Giant hogweed
non-native
Perennial herb

APIACEAE

Heracleum mantegazzianum
© 2008 Bill Moses
Heracleum mantegazzianum
© 2008 Bill Moses
Heracleum mantegazzianum
© 2008 Bill Moses

Hibiscus trionum    Flower of an hour
non-native
Annual herb

MALVACEAE

Hibiscus trionum
© 2015 Charles Russell
Hibiscus trionum
© 2004 Dr. Amadej Trnkoczy
Hibiscus trionum
© 2004 Dr. Amadej Trnkoczy

Hydrocharis morsus-ranae    Common frogbit
non-native
Perennial herb

HYDROCHARITACEAE

Hydrocharis morsus-ranae
© 2006 Louis-M. Landry

Hyparrhenia hirta    Thatching grass
invasive non-native
Perennial grass

POACEAE

Hyparrhenia hirta
© 2008 Steve Matson
Hyparrhenia hirta
© 2008 Steve Matson

Hypericum androsaemum    Sweet amber
invasive non-native
Shrub

HYPERICACEAE

Hypericum androsaemum
© 2018 Zoya Akulova
Hypericum androsaemum
© 2023 Jennifer Mo
Hypericum androsaemum
© 2023 Jennifer Mo

Hypericum calycinum    Aaron's beard
non-native
Shrub

HYPERICACEAE

Hypericum calycinum
© 2018 Brian Charles
Hypericum calycinum
© 2016 Anna Schlosser
Hypericum calycinum
© 2021 Lenihan Mazur

Hypericum grandifolium    malfurada
invasive non-native
Shrub

HYPERICACEAE

Hypericum grandifolium
© 2019 Jill Adams
Hypericum grandifolium
© 2018 Steven Cognac
Hypericum grandifolium
© 2019 David Greenberger

Ipomoea indica    Oceanblue morning glory
invasive non-native
Perennial herb

CONVOLVULACEAE

Ipomoea indica
© 2012 Neal Kramer
Ipomoea indica
© 2006 Luigi Rignanese
Ipomoea indica
© 2020 Ellen Stearns

Iris foetidissima    Stinking iris
non-native
Perennial herb

IRIDACEAE

Iris foetidissima
© 2021 Cynthia Powell
Iris foetidissima
© 2022 John Doyen
Iris foetidissima
© 2021 Jennifer Mo

Iris orientalis    Yellowband iris
non-native
Perennial herb

IRIDACEAE


Jacaranda mimosifolia    Black poui
non-native
Tree

BIGNONIACEAE

Jacaranda mimosifolia
© 2016 Ron Vanderhoff
Jacaranda mimosifolia
© 2019 Ron Vanderhoff
Jacaranda mimosifolia
© 2019 Ron Vanderhoff

Juncus acutus    Spiny rush
native
Perennial grasslike herb (rhizomatous)

JUNCACEAE

Juncus acutus
© 2020 Ron Vanderhoff
Juncus acutus
© 2021 Ron Vanderhoff
Juncus acutus
© 2019 Susan McDougall

Kickxia elatine    Sharp leaved fluellin,  Sharp point fluellin,  Sharpleaf cancerwort
non-native
Perennial herb

PLANTAGINACEAE

Kickxia elatine
© 2023 John Malpas
Kickxia elatine
© 2018 Ron Vanderhoff
Kickxia elatine
© 2016 Barbara Boethling

Kniphofia uvaria    Redhot poker
invasive non-native
Perennial herb

ASPHODELACEAE

Kniphofia uvaria
© 2022 Michael Mitchell
Kniphofia uvaria
© 2021 Avis Boutell
Kniphofia uvaria
© 2013 Michael Mitchell

Koelreuteria paniculata    Goldenrain tree
non-native
Tree

SAPINDACEAE

Koelreuteria paniculata
© 2020 Jennifer Mo
Koelreuteria paniculata
© 2018 Ron Vanderhoff
Koelreuteria paniculata
© 2022 Jennifer Mo

Lactuca saligna    Narrow leaved wild lettuce,  Willow lettuce,  Willowleaf lettuce
non-native
Annual herb

ASTERACEAE

Lactuca saligna
© 2021 Don Hollander
Lactuca saligna
© 2019 Stacie Wolny
Lactuca saligna
© 2021 Don Hollander

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

Lamiastrum galeobdolon    Yellow archangel
non-native
Perennial herb

LAMIACEAE

Lamiastrum galeobdolon
© 2021 Donald Burk
Lamiastrum galeobdolon
© 2016 Ramona Robison
Lamiastrum galeobdolon
© 2007 Louis-M. Landry

Lantana camara    Lantana
invasive non-native
Shrub

VERBENACEAE

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

Lapsana communis    Common nipplewort,  Nipplewort
non-native
Annual herb

ASTERACEAE

Lapsana communis
© 2023 Dana York
Lapsana communis
© 2021 R.A. Chasey
Lapsana communis
© 2019 Jennifer Mo

Lathyrus latifolius    Everlasting pea,  Perennial pea,  Perennial sweet pea
non-native
Perennial herb

FABACEAE

Lathyrus latifolius
© 2020 Jutta Burger
Lathyrus latifolius
© 2019 Cynthia Powell
Lathyrus latifolius
© 2021 Sherry Adams

Lathyrus tingitanus    Tangier pea
non-native
Annual herb

FABACEAE

Lathyrus tingitanus
© 2015 Ron Vanderhoff
Lathyrus tingitanus
© 2019 Ron Vanderhoff
Lathyrus tingitanus
© 2019 Ron Vanderhoff

Lavandula stoechas    French lavender
non-native
Shrub

LAMIACEAE

Lavandula stoechas
© 2022 Robert Steers
Lavandula stoechas
© 2019 Julian Geoghegan
Lavandula stoechas
© 2015 Chris Jaster

Lepidium campestre    Cow cress,  English pepper grass,  Field pepper grass
non-native
Annual, Perennial herb

BRASSICACEAE

Lepidium campestre
© 2004 Steve Matson
Lepidium campestre
© 2004 Steve Matson
Lepidium campestre
© 2004 Steve Matson

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

Ligustrum japonicum    Japanese privet
non-native
Tree, Shrub

OLEACEAE

Ligustrum japonicum
© 2019 C. Michael Hogan
Ligustrum japonicum
© 2020 Megan McKiernan
Ligustrum japonicum
© 2023 Friends of Five Creeks volunteers

Ligustrum lucidum    Glossy privet
invasive non-native
Tree, Shrub

OLEACEAE

Ligustrum lucidum
© 2021 Alex Nikolaou
Ligustrum lucidum
© 2021 Ron Vanderhoff
Ligustrum lucidum
© 2017 Ron Vanderhoff

Ligustrum ovalifolium    California privet
non-native
Tree, Shrub

OLEACEAE

Ligustrum ovalifolium
© 2018 Abbot Chambers
Ligustrum ovalifolium
© 2020 Diana Wahl
Ligustrum ovalifolium
© 2013 Ramona Robison

Limnobium laevigatum    American spongeplant
invasive non-native
Perennial herb

HYDROCHARITACEAE

Limnobium laevigatum
© 2021 Jutta Burger
Limnobium laevigatum
© 2022 Donald Burk
Limnobium laevigatum
© 2021 Jutta Burger

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

Linum bienne    Narrow leaved flax,  Pale flax,  Small flowered flax
non-native
Annual herb

LINACEAE

Linum bienne
© 2019 Ken Lunders
Linum bienne
© 2021 Cameron Chabre
Linum bienne
© 2018 Cynthia Powell

Linum trigynum    French flax
non-native
Annual herb

LINACEAE

Linum trigynum
© 2013 Peter Warner
Linum trigynum
© 2022 R.A. Chasey
Linum trigynum
© 2022 R.A. Chasey

Lonicera japonica    Japanese honeysuckle
non-native
Vine, Shrub

CAPRIFOLIACEAE

Lonicera japonica
© 2018 michelle peruzzi
Lonicera japonica
© 2022 Andy Ford
Lonicera japonica
© 2021 Ron Vanderhoff

Lotus angustissimus    Slender bird's foot trefoil,  Slender lotus
non-native
Annual herb

FABACEAE

Lotus angustissimus
© 2015 James Gonsman
Lotus angustissimus
© 2010 Toni Corelli
Lotus angustissimus
© 2009 Zoya Akulova

Lotus corniculatus    Bird's foot trefoil,  Birdfoot deervetch,  Broadleaf birdsfoot trefoil
invasive non-native
Perennial herb

FABACEAE

Lotus corniculatus
© 2005 Steve Matson
Lotus corniculatus
© 2014 Steve Matson
Lotus corniculatus
© 2014 Steve Matson

Ludwigia decurrens    Wingleaf primrose-willow
non-native
Perennial herb

ONAGRACEAE

Ludwigia decurrens
© 2022 Timothy Blank
Ludwigia decurrens
© 2022 Timothy Blank
Ludwigia decurrens
© 2022 Sonia Zarate

Lychnis coronaria    Rose campion
non-native
Perennial herb

CARYOPHYLLACEAE

Lychnis coronaria
© 2020 MCOSD EDRR
Lychnis coronaria
© 2016 Mark Vande Pol
Lychnis coronaria
© 2014 Garrett Dickman

Anagallis arvensis    Scarlet pimpernel
non-native
Annual herb

MYRSINACEAE

Anagallis arvensis
© 2017 B.J. Dion
Anagallis arvensis
© 2022 Chris McDonald
Anagallis arvensis
© 2023 Ron Vanderhoff

Anagallis monelli    Flaxleaf pimpernel
non-native
Perennial herb

MYRSINACEAE

Anagallis monelli
© 2022 Richard Sullivan
Anagallis monelli
© 2021 Randy Huey
Anagallis monelli
© 2022 John Doyen

Macfadyena unguis-cati    Catclawvine
non-native
Tree

BIGNONIACEAE

Macfadyena unguis-cati
© 2020 Jean Pawek
Macfadyena unguis-cati
© 2020 Jean Pawek
Macfadyena unguis-cati
© 2020 Jean Pawek

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

Lavatera cretica    Cretan mallow
non-native
Shrub

MALVACEAE

Lavatera cretica
© 2021 Ron Vanderhoff
Lavatera cretica
© 2021 Ron Vanderhoff
Lavatera cretica
© 2022 Jennifer Mo

Maytenus boaria    Mayten
invasive non-native
Tree, Shrub

CELASTRACEAE

Maytenus boaria
© 2021 Julian Geoghegan
Maytenus boaria
© 2021 Julian Geoghegan
Maytenus boaria
© 2022 Jacob Martin

Melianthus major    Honey flower
non-native
Shrub

MELIANTHACEAE

Melianthus major
© 2018 Zoya Akulova
Melianthus major
© 2017 Zoya Akulova
Melianthus major
© 2010 Zoya Akulova

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 alba    Yellow sweetclover
invasive non-native
Annual, Biennial herb

FABACEAE

Melilotus alba
© 2020 Bob Sweatt
Melilotus alba
© 2020 Bob Sweatt
Melilotus alba
© 2020 Bob Sweatt

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

Melissa officinalis    Bee balm,  Common balm,  Lemon balm
non-native
Perennial herb

LAMIACEAE

Melissa officinalis
© 2022 R.A. Chasey
Melissa officinalis
© 2021 R.A. Chasey
Melissa officinalis
© 2021 Cara Wilcox

Mentha spicata    Spearmint
non-native
Perennial herb

LAMIACEAE

Mentha spicata
© 2022 Donald Burk
Mentha spicata
© 2022 Donald Burk
Mentha spicata
© 2023 Ron Vanderhoff

Mentha Xpiperita    Peppermint
non-native
Perennial herb

LAMIACEAE

Mentha Xpiperita
© 2019 Ron Vanderhoff
Mentha Xpiperita
© 2019 Ron Vanderhoff
Mentha Xpiperita
© 1995 Saint Mary's College of California

Mercurialis annua    Annual mercury
non-native
Annual herb

EUPHORBIACEAE

Mercurialis annua
© 2022 Ramona Robison
Mercurialis annua
© 2015 Julia King
Mercurialis annua
© 2022 Ramona Robison

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

Muehlenbeckia complexa    Mattress vine
non-native
Vine

POLYGONACEAE

Muehlenbeckia complexa
© 2021 Jennifer Mo
Muehlenbeckia complexa
© 2024 Maria Alvarez
Muehlenbeckia complexa
© 2009 Neal Kramer

Myoporum acuminatum    Strichnine bush
non-native
Tree, Shrub

SCROPHULARIACEAE

Myoporum acuminatum
© 2023 Ron Vanderhoff
Myoporum acuminatum
© 2023 Ron Vanderhoff
Myoporum acuminatum
© 2023 Ron Vanderhoff

Nardus stricta    matgrass
non-native
Perennial grass

POACEAE

Nardus stricta
© 2015 Carri Pirosko
Nardus stricta
© 2015 Carri Pirosko
Nardus stricta
© 2015 Carri Pirosko

Nelumbo lutea    American lotus
non-native
Perennial herb

NELUMBONACEAE

Nelumbo lutea
© 2022 Donald Burk
Nelumbo lutea
© 2022 Donald Burk
Nelumbo lutea
© 2022 Donald Burk

Nerium oleander    Oleander
invasive non-native
Tree

APOCYNACEAE

Nerium oleander
© 2019 Celeste Dodge
Nerium oleander
© 2022 Ron Vanderhoff
Nerium oleander
© 2018 Ron Vanderhoff

Nothoscordum gracile    Slender false garlic
invasive non-native
Perennial herb

ALLIACEAE

Nothoscordum gracile
© 2017 Ron Vanderhoff
Nothoscordum gracile
© 2021 Friends of Five Creeks volunteers
Nothoscordum gracile
© 2021 Friends of Five Creeks volunteers

Nymphaea odorata    American white waterlily,  Water lily
invasive non-native
Perennial herb

NYMPHAEACEAE

Nymphaea odorata
© 2006 Joseph Dougherty/ecology.org
Nymphaea odorata
© 2006 Louis-M. Landry
Nymphaea odorata
© 2006 Louis-M. Landry

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

MENYANTHACEAE

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

Oenothera glazioviana    Red sepaled evening primrose,  Redsepal evening primrose
non-native
Perennial herb

ONAGRACEAE

Oenothera glazioviana
© 2007 Dr. Amadej Trnkoczy
Oenothera glazioviana
© 2007 Dr. Amadej Trnkoczy
Oenothera glazioviana
© 2007 Dr. Amadej Trnkoczy

Gaura sinuata    Wavy-leaved gaura
non-native
Perennial herb

ONAGRACEAE

Gaura sinuata
© 2009 Vince Scheidt
Gaura sinuata
© 2001 CDFA
Gaura sinuata
© 2001 CDFA

Oncosiphon piluliferum    Stinknet
non-native
Annual herb

ASTERACEAE

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

Onobrychis viciifolia    Sainfoin,  Sanfoin
non-native
Perennial herb

FABACEAE

Onobrychis viciifolia
© 2009 Mary Winter
Onobrychis viciifolia
© 2009 Mary Winter
Onobrychis viciifolia
© 2006 Luigi Rignanese

Onopordum illyricum    Illyrian cottonthistle,  Illyrian thistle
invasive non-native
Annual, Biennial herb

ASTERACEAE

Onopordum illyricum
© 2021 Nancy Barrera
Onopordum illyricum
© 2021 Nancy Barrera
Onopordum illyricum
© 2021 Nancy Barrera

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

ASTERACEAE

Onopordum tauricum
© 2001 CDFA
Onopordum tauricum
© 2001 CDFA

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

OXALIDACEAE

Oxalis corniculata
© 2022 Donald Burk
Oxalis corniculata
© 2022 Ron Vanderhoff
Oxalis corniculata
© 2021 Ron Vanderhoff

Oxalis latifolia    Broadleaf woodsorrel,  Mexican oxalis
non-native
Perennial herb

OXALIDACEAE

Oxalis latifolia
© 2001 CDFA
Oxalis latifolia
© 2006 Adonis (Don) Tate
Oxalis latifolia
© 2001 CDFA

Papaver somniferum    Opium poppy
non-native
Annual herb

PAPAVERACEAE

Papaver somniferum
© 2021 Ken Lunders
Papaver somniferum
© 2022 David Strauch
Papaver somniferum
© 2023 Jennifer Mo

Parietaria judaica    Spreading pellitory
non-native
Perennial herb

URTICACEAE

Parietaria judaica
© 2021 Ron Vanderhoff
Parietaria judaica
© 2021 Ron Vanderhoff
Parietaria judaica
© 2021 Ron Vanderhoff

Parkinsonia aculeata    Jerusalem thorn,  Mexican palo verde
invasive non-native
Tree

FABACEAE

Parkinsonia aculeata
© 2021 Ron Vanderhoff
Parkinsonia aculeata
© 2021 Ron Vanderhoff
Parkinsonia aculeata
© 2021 Ron Vanderhoff

Parthenium hysterophorus    Santa maria feverfew
invasive non-native
Perennial herb

ASTERACEAE

Parthenium hysterophorus
© 2019 Nathan Taxel
Parthenium hysterophorus
© 2019 Nathan Taxel
Parthenium hysterophorus
© 2018 Ron Vanderhoff

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

Paspalum urvillei    Vasey's grass
invasive non-native
Perennial grass

POACEAE

Paspalum urvillei
© 2021 Jennifer Mo
Paspalum urvillei
© 2021 Jennifer Mo
Paspalum urvillei
© 2024 Donald Burk

Paspalum vaginatum    Seashore paspalum
invasive non-native
Perennial grass

POACEAE

Paspalum vaginatum
© 2020 Ron Vanderhoff
Paspalum vaginatum
© 2021 Ron Vanderhoff
Paspalum vaginatum
© 2018 Ron Vanderhoff

Passiflora caerulea    Bluecrown passionflower
non-native
Vine

PASSIFLORACEAE

Passiflora caerulea
© 2018 Ron Vanderhoff
Passiflora caerulea
© 2018 Ron Vanderhoff
Passiflora caerulea
© 2019 Nathan Taxel

invasive non-native
Vine

PASSIFLORACEAE

Passiflora tarminiana
© 2016 Patrick Nicholson
Passiflora tarminiana
© 2017 Ramona Robison
Passiflora tarminiana
© 2019 Ramona Robison

invasive non-native
Vine

PASSIFLORACEAE

Passiflora tripartita var. mollissima
© 2016 Patrick Nicholson
Passiflora tripartita var. mollissima
© 2017 Ramona Robison
Passiflora tripartita var. mollissima
© 2019 Ramona Robison

Peganum harmala    Harmal peganum
invasive non-native
Perennial herb

NITRARIACEAE

Peganum harmala
© 2011 Debra L. Cook
Peganum harmala
© 2021 Caleb Cole
Peganum harmala
© 2001 CDFA

Pennisetum ciliare    Buffelgrass
non-native
Perennial grass

POACEAE

Pennisetum ciliare
© 2022 Ron Vanderhoff
Pennisetum ciliare
© 2022 Ron Vanderhoff
Pennisetum ciliare
© 2022 Ron Vanderhoff

Pennisetum villosum    Feathertop
invasive non-native
Perennial grass

POACEAE

Pennisetum villosum
© 2018 Ron Vanderhoff
Pennisetum villosum
© 2023 Ron Vanderhoff
Pennisetum villosum
© 2021 Julian Geoghegan

Pentaschistis airoides    False hairgrass
non-native
Annual grass

POACEAE

Pentaschistis airoides
© 2015 Jon Rebman (ssp. airoides)
Pentaschistis airoides
© 2015 Jon Rebman (ssp. airoides)
Pentaschistis airoides
© 2015 Jon Rebman

Polygonum persicaria    Spotted ladysthumb
non-native
Annual herb

POLYGONACEAE

Polygonum persicaria
© 2020 R.A. Chasey
Polygonum persicaria
© 2021 joaquin hale
Polygonum persicaria
© 2021 joaquin hale

Polygonum polystachyum    Himalayan knotweed
invasive non-native
Perennial herb

POLYGONACEAE

Polygonum polystachyum
© 2017 Redwood Community Action Agency
Polygonum polystachyum
© 2019 David Juliano
Polygonum polystachyum
© 2014 Ramona Robison

Phalaris arundinacea    Reed canarygrass
native
Perennial grass

POACEAE

Phalaris arundinacea
© 2024 John Rawlings
Phalaris arundinacea
© 2020 Donald Burk
Phalaris arundinacea
© 2022 Dianne Lake

Phalaris elongata    Kolea grass
invasive non-native
Perennial grass

POACEAE

Phalaris elongata
© 2018 Steven Cognac
Phalaris elongata
© 2018 Steven Cognac
Phalaris elongata
© 2018 Sarah Inman

Phleum pratense    Common timothy,  Cultivated timothy,  Timothy
non-native
Perennial grass

POACEAE

Phleum pratense
© 2013 BOB CASE
Phleum pratense
© 2019 Julie Kierstead Nelson
Phleum pratense
© 2021 Emily R. Allen

Phoenix dactylifera    Date palm
non-native
Tree, Shrub

ARECACEAE

Phoenix dactylifera
© 2022 Ramona Robison
Phoenix dactylifera
© 2021 Ron Vanderhoff
Phoenix dactylifera
© 2021 Ron Vanderhoff

Photinia serratifolia    Taiwanese photinia
non-native
Shrub, Tree

ROSACEAE

Photinia serratifolia
© 2015 Kate Symonds
Photinia serratifolia
© 2020 Elliot Gunnison
Photinia serratifolia
© 2013 Dean Kelch

Photinia Xfraseri    Fraser's photinia
non-native
Shrub, Tree

ROSACEAE

Photinia Xfraseri
© 2023 Ron Vanderhoff

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

Phytolacca americana    American pokeweed,  Pokeberry
invasive non-native
Perennial herb

PHYTOLACCACEAE

Phytolacca americana
© 2009 Julie A. Kierstead
Phytolacca americana
© 2021 Donald Burk
Phytolacca americana
© 2022 Donald Burk

Pinus halepensis    Aleppo pine
non-native
Tree

PINACEAE

Pinus halepensis
© 2020 Ron Vanderhoff
Pinus halepensis
© 2019 Ron Vanderhoff
Pinus halepensis
© 2023 Ron Vanderhoff

Pinus pinea    Italian stone pine
non-native
Tree

PINACEAE

Pinus pinea
© 2018 Michael Mitchell
Pinus pinea
© 2020 Diana Wahl
Pinus pinea
© 2015 Chris Jaster

Pistacia chinensis    Chinese pistache,  Chinese pistachio
invasive non-native
Tree

ANACARDIACEAE

Pistacia chinensis
© 2018 Thomas Reyes
Pistacia chinensis
© 2020 Ron Vanderhoff
Pistacia chinensis
© 2020 Jennifer Mo

Pistia stratiotes    Water lettuce
non-native
Perennial herb

ARACEAE

Pistia stratiotes
© 2020 Ron Vanderhoff
Pistia stratiotes
© 2024 Ron Vanderhoff
Pistia stratiotes
© 2016 Barbara Boethling

Pittosporum tobira    Japanese cheesewood,  Mock orange
non-native
Tree, Shrub

PITTOSPORACEAE

Pittosporum tobira
© 2022 Ron Vanderhoff
Pittosporum tobira
© 2017 Ron Vanderhoff
Pittosporum tobira
© 2023 Aracely Lara

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

Plantago arenaria    Indian plantain
non-native
Annual herb

PLANTAGINACEAE

Plantago arenaria
© 2020 Ron Vanderhoff
Plantago arenaria
© 2016 Ron Vanderhoff
Plantago arenaria
© 2020 Ron Vanderhoff

Plantago coronopus    Buckhorn plantain,  Cut leaf plantain
invasive non-native
Annual herb

PLANTAGINACEAE

Plantago coronopus
© 2022 R.A. Chasey
Plantago coronopus
© 2021 Zoya Akulova-Barlow
Plantago coronopus
© 2017 MCOSD Restoration Crew

Plecostachys serpyllifolia    Petite-licorice
invasive non-native

ASTERACEAE

Plecostachys serpyllifolia
© 2018 Ron Vanderhoff
Plecostachys serpyllifolia
© 2018 Ron Vanderhoff
Plecostachys serpyllifolia
© 2021 Ron Vanderhoff

Poa annua    Annual blue grass,  Annual bluegrass
non-native
Annual grass

POACEAE

Poa annua
© 2021 Ron Vanderhoff
Poa annua
© 2022 John Rawlings
Poa annua
© 2015 Richard Chasey

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

Polygala myrtifolia    Myrtle leaf milkwort
invasive non-native
Shrub

POLYGALACEAE

Polygala myrtifolia
© 2019 MCOSD EDRR
Polygala myrtifolia
© 2015 Pete Frye
Polygala myrtifolia
© 2017 MCOSD EDRR

Polygonum aviculare    Prostrate knotweed
non-native
Annual, Perennial herb

POLYGONACEAE

Polygonum aviculare
© 2023 Ron Vanderhoff
Polygonum aviculare
© 2023 Cynthia Powell
Polygonum aviculare
© 2021 Ron Vanderhoff

Polypogon interruptus    Ditch beard grass,  Ditch rabbitsfoot grass
non-native
Perennial grass

POACEAE

Polypogon interruptus
© 2022 John Rawlings
Polypogon interruptus
© 2022 John Rawlings
Polypogon interruptus
© 2020 Ron Vanderhoff

Populus alba    Silver poplar,  White poplar
non-native
Tree

SALICACEAE

Populus alba
© 2020 Maisie Borg
Populus alba
© 2016 Sara Sweet
Populus alba
© 2020 Jennifer Mo

Populus nigra    Lombardy poplar
non-native
Tree

SALICACEAE

Populus nigra
© 2019 Ron Vanderhoff
Populus nigra
© © 2016 Zoya Akulova
Populus nigra
© 2013 Cynthia Powell

Puccinellia maritima    Seaside alkaligrass
non-native
Perennial grass

POACEAE

Puccinellia maritima
© 2011 Michael Perlmutter
Puccinellia maritima
© 2011 Michael Perlmutter
Puccinellia maritima
© 2011 Michael Perlmutter

Pyrus calleryana    Callery pear
invasive non-native
Tree

ROSACEAE

Pyrus calleryana
© 2021 Randy Huey
Pyrus calleryana
© 2022 Donald Burk
Pyrus calleryana
© 2017 Marabeth Grahame

Ranunculus muricatus    Buttercup,  Pricklefruit buttercup,  Spiny buttercup
non-native
Annual, Perennial herb

RANUNCULACEAE

Ranunculus muricatus
© 2023 R.A. Chasey
Ranunculus muricatus
© 2023 Alaine Arslan
Ranunculus muricatus
© 2009 Julie A. Kierstead

Rapistrum rugosum    Annual bastardcabbage
non-native
Annual, Perennial herb

BRASSICACEAE

Rapistrum rugosum
© 2020 Ron Vanderhoff
Rapistrum rugosum
© 2020 Ron Vanderhoff
Rapistrum rugosum
© 2020 Ron Vanderhoff

Rhagadiolus stellatus    Endive daisy
non-native
Annual herb

ASTERACEAE

Rhagadiolus stellatus
© 2022 Emily R. Allen
Rhagadiolus stellatus
© 2017 William Miller
Rhagadiolus stellatus
© 2020 Naftali Moed

Rhamnus alaternus    Italian buckthorn
invasive non-native
Shrub

RHAMNACEAE

Rhamnus alaternus
© 2023 Jennifer Mo
Rhamnus alaternus
© 2022 Ron Vanderhoff
Rhamnus alaternus
© 2022 Ron Vanderhoff

Romulea rosea    Rosy sandcrocus
invasive non-native
Perennial herb

IRIDACEAE

Romulea rosea
© 2022 Lenihan Mazur
Romulea rosea
© 2022 Lenihan Mazur
Romulea rosea
© 2018 Robin Hunter

Romulea rosea var. australis    Rosy sand crocus,  Rosy sandcrocus
non-native
Perennial herb

IRIDACEAE

Romulea rosea var. australis
© 2019 Janice Kuch
Romulea rosea var. australis
© 2022 Leah Lord
Romulea rosea var. australis
© 2018 Robin Hunter

Rosa canina    Dog rose
non-native
Shrub

ROSACEAE

Rosa canina
© 2018 MCOSD EDRR
Rosa canina
© 2017 Hayley Ross
Rosa canina
© 2004 Dr. Amadej Trnkoczy

Rosa rubiginosa    Sweet brier
non-native
Shrub

ROSACEAE

Rosa rubiginosa
© 2020 MCOSD EDRR
Rosa rubiginosa
© 2020 Jacob Martin
Rosa rubiginosa
© 2023 Robert Steers

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

Rubus ulmifolius    Elmleaf blackberry,  Elm leaf blackberry
non-native
Vine, Shrub

ROSACEAE

Rubus ulmifolius
© 2024 Donald Burk
Rubus ulmifolius
© 2020 Jennifer Mo
Rubus ulmifolius
© 2021 Ramona Robison

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 dentatus    Toothed dock
non-native
Annual, Perennial herb

POLYGONACEAE

Rumex dentatus
© 2021 Ron Vanderhoff
Rumex dentatus
© 2021 Ron Vanderhoff
Rumex dentatus
© 2021 Ron Vanderhoff

Rumex obtusifolius    Bitter dock
non-native
Perennial herb

POLYGONACEAE

Rumex obtusifolius
© 2021 Toni Corelli
Rumex obtusifolius
© 2021 Toni Corelli
Rumex obtusifolius
© null

Rumex pulcher    Fiddle dock
non-native
Perennial herb

POLYGONACEAE

Rumex pulcher
© 2020 Ryan Carle
Rumex pulcher
© 2022 Chris McDonald
Rumex pulcher
© 2021 David popp

Rytidosperma caespitosum    Tufted wallaby grass
invasive non-native
Perennial grass

POACEAE

Rytidosperma caespitosum
© 2022 Diana Wahl
Rytidosperma caespitosum
© 2019 Stephany Dery
Rytidosperma caespitosum
© 2016 Ron Vanderhoff

Rytidosperma penicillatum    Purple awned wallaby grass ,  Hairy oat grass,  Poverty grass
invasive non-native
Perennial grass

POACEAE

Rytidosperma penicillatum
© 2019 Eric Wrubel
Rytidosperma penicillatum
© 2024 Laura Booth
Rytidosperma penicillatum
© 2018 Sarah Inman

Salpichroa origanifolia    Lily of the valley vine
invasive non-native
Perennial herb

SOLANACEAE

Salpichroa origanifolia
© 2014 Ron Vanderhoff
Salpichroa origanifolia
© 2022 Ron Vanderhoff
Salpichroa origanifolia
© 2022 Ron Vanderhoff

Salsola soda    Alkali russian thistle,  Oppositeleaf russian thistle
invasive non-native
Annual herb

CHENOPODIACEAE

Salsola soda
© 2021 Jennifer Mo
Salsola soda
© 2022 Cynthia Powell
Salsola soda
© 2016 Cal-IPC

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

Salvia verbenaca    Verbena sage
non-native
Perennial herb

LAMIACEAE

Salvia verbenaca
© 2007 Luigi Rignanese
Salvia verbenaca
© 2007 Luigi Rignanese
Salvia verbenaca
© 2007 Luigi Rignanese

Scabiosa atropurpurea    Pincushion flower,  Pincushion plant,  Pincushions
invasive non-native
Annual herb

DIPSACACEAE

Scabiosa atropurpurea
© 2021 Ken Lunders
Scabiosa atropurpurea
© 2021 Mike Russler
Scabiosa atropurpurea
© 2021 Ken Lunders

Schinus polygamus    Hardee peppertree
non-native
Tree, Shrub

ANACARDIACEAE

Schinus polygamus
© 2018 Ron Vanderhoff
Schinus polygamus
© 2020 Ron Vanderhoff
Schinus polygamus
© 2021 Ron Vanderhoff

Scolymus hispanicus    Common goldenthistle,  Golden thistle
invasive non-native
Perennial herb

ASTERACEAE

Scolymus hispanicus
© 2004 Dr. Amadej Trnkoczy
Scolymus hispanicus
© 2001 CDFA

Senecio linearifolius    Australian fireweed
invasive non-native
Annual, Perennial herb

ASTERACEAE

Senecio linearifolius
© 2020 Ron Vanderhoff
Senecio linearifolius
© 2021 Ron Vanderhoff
Senecio linearifolius
© 2021 Ron Vanderhoff

Senecio quadridentatus    Cotton burnweed
non-native
Annual, Perennial herb

ASTERACEAE

Senecio quadridentatus
© 2019 Adonis Tate
Senecio quadridentatus
© 2019 Adonis (Don) Tate
Senecio quadridentatus
© 2019 Adonis (Don) T

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
© 2016 Ron Vanderhoff
Senna didymobotrya
© 2021 Ron Vanderhoff

Senna multiglandulosa    Glandular cassia
non-native
Shrub

FABACEAE

Senna multiglandulosa
© 2011 Neal Kramer
Senna multiglandulosa
© 2014 Wynn Anderson
Senna multiglandulosa
© 2011 Neal Kramer

Setaria pumila    Yellow bristlegrass
non-native
Annual grass

POACEAE

Setaria pumila
© 2017 Peter Warner
Setaria pumila
© 2016 Thomas Reyes
Setaria pumila
© 2017 Peter Warner

Setaria viridis    Green bristlegrass,  Green foxtail
non-native
Annual grass

POACEAE

Setaria viridis
© 2017 Ron Vanderhoff
Setaria viridis
© 2012 Zoya Akulova-Barlow
Setaria viridis
© 2021 David popp

Sisymbrium altissimum    Tall tumblemustard,  Tumble mustard,  Tumbling mustard
non-native
Annual herb

BRASSICACEAE

Sisymbrium altissimum
© 2019 Ron Vanderhoff
Sisymbrium altissimum
© 2020 Ron Vanderhoff
Sisymbrium altissimum
© 2020 Ron Vanderhoff

Solanum aviculare    New Zealand nightshade
invasive non-native
Shrub

SOLANACEAE

Solanum aviculare
© 2018 Ron Vanderhoff
Solanum aviculare
© 2017 Nick Graver
Solanum aviculare
© 2018 Ron Vanderhoff

Solanum carolinense    Carolina horse nettle,  Carolina horsenettle
invasive non-native
Perennial herb

SOLANACEAE

Solanum carolinense
© 2011 Michael O'Brien
Solanum carolinense
© 2017 Wynn Anderson
Solanum carolinense
© 2001 CDFA

Solanum elaeagnifolium    Horse nettle,  Silver leaved horsenettle,  Silverleaf nightshade
invasive non-native
Perennial herb

SOLANACEAE

Solanum elaeagnifolium
© 2021 Charles Russell
Solanum elaeagnifolium
© 2019 Ron Vanderhoff
Solanum elaeagnifolium
© 2019 Ron Vanderhoff

Solanum mauritianum    Earleaf nightshade
non-native
Shrub

SOLANACEAE

Solanum mauritianum
© 2019 James Bailey
Solanum mauritianum
© 2019 James Bailey
Solanum mauritianum
© 2019 James Bailey

Solanum nigrum    Black nightshade
non-native
Annual herb

SOLANACEAE

Solanum nigrum
© 2019 Julian Geoghegan
Solanum nigrum
© 2019 Patrick Furtado
Solanum nigrum
© 2021 Mike Russler

Solanum sarrachoides    Hoe nightshade
non-native
Shrub

SOLANACEAE

Solanum sarrachoides
© 2011 Robert L. Carr
Solanum sarrachoides
© 2018 Adonis Tate
Solanum sarrachoides
© 2011 Robert L. Carr

Solanum rostratum    Buffalo berry,  Buffalobur nightshade
non-native
Annual herb

SOLANACEAE

Solanum rostratum
© 2016 Ron Vanderhoff
Solanum rostratum
© 2021 Timothy Blank
Solanum rostratum
© 2019 Ron Vanderhoff

Sonchus arvensis    Field sowthistle,  Perennial sow thistle
invasive non-native
Perennial herb

ASTERACEAE

Sonchus arvensis
© 2023 Cynthia Powell
Sonchus arvensis
© 2023 Cynthia Powell
Sonchus arvensis
© 2015 Richard Spellenberg

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

Sorghum halepense    Johnsongrass
invasive non-native
Perennial grass

POACEAE

Sorghum halepense
© 2014 Robert F Norris
Sorghum halepense
© 2019 Jennifer Mo
Sorghum halepense
© 2020 Julie A. Kierstead

Sphaerophysa salsula    Alkali swainsonpea,  Austrian peaweed
invasive non-native
Perennial herb

FABACEAE

Sphaerophysa salsula
© 2009 Barry Breckling
Sphaerophysa salsula
© 2009 Barry Breckling

Sporobolus indicus    Smut grass,  Smutgrass
non-native
Perennial grass

POACEAE

Sporobolus indicus
© 2019 Ron Vanderhoff
Sporobolus indicus
© 2022 Donald Burk
Sporobolus indicus
© 2022 Donald Burk

Achnatherum brachychaetum    Puna needle grass
invasive non-native
Perennial grass

POACEAE

Achnatherum brachychaetum
© 2020 Adrian Lustre
Achnatherum brachychaetum
© 2020 Adrian Lustre
Achnatherum brachychaetum
© 2020 Adrian Lustre

Stipa capensis    Cape ricegrass
invasive non-native
Annual grass

POACEAE

Stipa capensis
© 2023 Syd Magner
Stipa capensis
© 2019 Stephanie Hines
Stipa capensis
© 2019 Stephanie Hines

Nassella manicata    Andean tussockgrass
invasive non-native
Perennial grass

POACEAE

Nassella manicata
© 2015 Sarah Minnick
Nassella manicata
© 2018 Eric Wrubel
Nassella manicata
© 2023 Rachel Suding

Stipa purpurata    Bristly needle grass
non-native
Perennial grass

POACEAE

Stipa purpurata
© 2017 Nick Graver
Stipa purpurata
© 2024 Eric Goldbeck-Dimon
Stipa purpurata
© 2020 Henry Inman

Nassella tenuissima    Mexican feathergrass
invasive non-native
Perennial grass

POACEAE

Nassella tenuissima
© 2015 Neal Kramer
Nassella tenuissima
© 2015 Neal Kramer
Nassella tenuissima
© 2016 Barbara Boethling

Malcolmia africana    African mustard
non-native
Annual herb

BRASSICACEAE

Malcolmia africana
© 2005 Steve Matson
Malcolmia africana
© 2005 Steve Matson
Malcolmia africana
© 2005 Steve Matson

Tamarix chinensis    Chinese tamarisk,  Fivestamen tamarisk,  Salt cedar
invasive non-native
Shrub

TAMARICACEAE

Tamarix chinensis
© 2024 Larry Hendrickson
Tamarix chinensis
© 2020 Catherine Capone
Tamarix chinensis
© 2014 Ron Wolf

Taraxacum officinale    Common dandelion,  Dandelion,  Red seeded dandelion
invasive non-native
Perennial herb

ASTERACEAE

Taraxacum officinale
© 2021 Ron Vanderhoff
Taraxacum officinale
© 2019 Diane Etchison
Taraxacum officinale
© 2021 Ron Vanderhoff

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

Torilis nodosa    Hedge parsley,  Knotted hedge parsley,  Knotted hedgeparsley
non-native
Annual herb

APIACEAE

Torilis nodosa
© 2011 Steve Matson
Torilis nodosa
© 2011 Steve Matson
Torilis nodosa
© 2011 Steve Matson

Tradescantia fluminensis    Small leaf spiderwort
non-native
Perennial herb

COMMELINACEAE

Tradescantia fluminensis
© 2018 Amy Rapport
Tradescantia fluminensis
© 2016 David Greenberger
Tradescantia fluminensis
© 2022 stephany dery

Tragopogon dubius    Goat's beard,  Yellow salsify
invasive non-native
Perennial herb

ASTERACEAE

Tragopogon dubius
© 2023 Ken Lunders
Tragopogon dubius
© 2020 Bob Sweatt
Tragopogon dubius
© 2020 Bob Sweatt

Tragopogon porrifolius    Purple salsify
non-native
Perennial herb

ASTERACEAE

Tragopogon porrifolius
© 2019 Julie dinsdale
Tragopogon porrifolius
© 2015 David Wolfson
Tragopogon porrifolius
© 2020 Martin Cooper

Tribolium obliterum    Capetown grass
non-native
Perennial grass

POACEAE

Tribolium obliterum
© 2022 Irene Rosen
Tribolium obliterum
© 2022 Irene Rosen

Tribulus terrestris    Puncture vine,  Puncturevine
invasive non-native
Annual herb

ZYGOPHYLLACEAE

Tribulus terrestris
© 2015 Steve Matson
Tribulus terrestris
© 2020 Ron Vanderhoff
Tribulus terrestris
© 2020 Maura Hay

Trifolium angustifolium    Narrow leaved clover,  Narrowleaf crimson clover
non-native
Annual herb

FABACEAE

Trifolium angustifolium
© 2019 Gary McDonald
Trifolium angustifolium
© 2021 Mary Gerbic
Trifolium angustifolium
© 2022 SMCP NRM Intern

Trifolium dubium    Shamrock clover,  Little Hop Clover,  Suckling clover
non-native
Annual herb

FABACEAE

Trifolium dubium
© 2018 Stacie Wolny
Trifolium dubium
© 2022 Dana York
Trifolium dubium
© 2017 MCOSD EDRR

Trifolium striatum    Knotted clover
non-native
Annual herb

FABACEAE

Trifolium striatum
© 2023 R.A. Chasey
Trifolium striatum
© 2007 Keir Morse
Trifolium striatum
© 2023 Ellen Uhler

Trifolium subterraneum    Sub clover,  Subterranean clover
non-native
Annual herb

FABACEAE

Trifolium subterraneum
© 2008 Steve Matson
Trifolium subterraneum
© 2008 Steve Matson
Trifolium subterraneum
© 2017 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
© 2022 Ron Vanderhoff

Ulmus parvifolia    Chinese elm,  Siberian elm
non-native
Tree

ULMACEAE

Ulmus parvifolia
© 2021 Ron Vanderhoff
Ulmus parvifolia
© 2020 Ron Vanderhoff
Ulmus parvifolia
© 2019 Ron Vanderhoff

Ulmus pumila    Siberian elm
invasive non-native
Tree

ULMACEAE

Ulmus pumila
© 2020 Ron Vanderhoff
Ulmus pumila
© 2015 Steve Matson
Ulmus pumila
© 2021 Donald Burk

Urospermum picroides    Bristly tail seed,  Prickly goldenfleece
non-native
Annual, Perennial herb

ASTERACEAE

Urospermum picroides
© 2019 David Greenberger
Urospermum picroides
© 2014 Toni Corelli
Urospermum picroides
© 2019 Toni Corelli

Ventenata dubia    North africa grass,  Ventenata grass
invasive non-native
Annual grass

POACEAE

Ventenata dubia
© 2022 Donald Burk
Ventenata dubia
© 2011 Steve Matson
Ventenata dubia
© 2024 Michael Chasse

Verbascum blattaria    Moth mullein
non-native
Perennial herb

SCROPHULARIACEAE

Verbascum blattaria
© 2024 Mike Russler
Verbascum blattaria
© 2019 Marisa Persaud
Verbascum blattaria
© 2019 Patrick Furtado

Verbascum virgatum    Wand mullein
non-native
Perennial herb

SCROPHULARIACEAE

Verbascum virgatum
© 2019 Jerry Thornton
Verbascum virgatum
© 2022 Amber Bedgood
Verbascum virgatum
© 2021 Ron Vanderhoff

Verbena bonariensis    Purple top vervain,  Purpletop vervain
invasive non-native
Annual, Biennial herb

VERBENACEAE

Verbena bonariensis
© 2014 Judy and Barry Breckling
Verbena bonariensis
© 2003 Gerald Carr
Verbena bonariensis
© 2003 Gerald Carr

Verbena litoralis    Seashore vervain
invasive non-native
Biennial, Perennial herb

VERBENACEAE

Verbena litoralis
© 2011 Barry Brekcking
Verbena litoralis
© 2018 Thomas Reyes
Verbena litoralis
© 2021 David popp

Vicia villosa    Hairy vetch,  Hairy Vetch, Winter Vetch
invasive non-native
Annual herb, Vine

FABACEAE

Vicia villosa
© 2019 Diane Etchison
Vicia villosa
© 2019 Diane Etchison
Vicia villosa
© 2019 Gary McDonald

Viscum album    European mistletoe
invasive non-native
Shrub (parasitic)

VISCACEAE

Viscum album
© 2019 Susan McDougall
Viscum album
© 2019 Susan McDougall
Viscum album
© 2007 François Meignant

Vitex agnus-castus    Lilac chastetree
non-native
Tree, Shrub

VERBENACEAE

Vitex agnus-castus
© 2023 Olesya Konovalova
Vitex agnus-castus
© 2022 Andy Ford
Vitex agnus-castus
© 2023 Olesya Konovalova

Vitis vinifera    Cultivated grape,  Wine grape
non-native
Vine, Shrub

VITACEAE

Vitis vinifera
© 2020 Jennifer Mo
Vitis vinifera
© 2014 Eric Wrubel
Vitis vinifera
© 2024 David popp

Volutaria canariensis    Canary island knapweed
non-native
Annual herb

ASTERACEAE


Volutaria tubuliflora    Egyptian knapweed
invasive non-native
Annual herb

ASTERACEAE

Volutaria tubuliflora
© 2017 Ron Vanderhoff
Volutaria tubuliflora
© 2020 Ron Vanderhoff
Volutaria tubuliflora
© 2020 Lynn Sweet

Zygophyllum fabago    Syrian beancaper
invasive non-native
Perennial herb

ZYGOPHYLLACEAE

Zygophyllum fabago
© 2013 Daniel Gluesenkamp
Zygophyllum fabago
© 2001 CDFA
Zygophyllum fabago
© 2001 CDFA