Illustrated Plant List

Cal-IPC Inventory

logo Calflora Illustrated Plant List 

The CA Invasive Plant Inventory categorizes non-native invasive plants that threaten the state's wildlands. Categorization is based on an assessment of the ecological impacts, invasiveness, and distribution of each plant. www.cal-ipc.org/ip/inventory
226 PLANTS
Acacia dealbata    Silver wattle
invasive non-native
Tree, Shrub

FABACEAE

Acacia dealbata Acacia dealbata Acacia dealbata
2008 Neal Kramer
2010 Neal Kramer
2008 Neal Kramer

Acacia melanoxylon    Blackwood acacia
invasive non-native
Tree

FABACEAE

Acacia melanoxylon Acacia melanoxylon Acacia melanoxylon
2009 Neal Kramer
2008 Neal Kramer
2008 Neal Kramer

Acroptilon repens    Russian knapweed
invasive non-native
Perennial herb

ASTERACEAE

Acroptilon repens Acroptilon repens Acroptilon repens
2009 Ron Wolf
2008 John Dittes
2001 CDFA

Aegilops triuncialis    Barbed goatgrass
invasive non-native
Annual grass

POACEAE

Aegilops triuncialis Aegilops triuncialis Aegilops triuncialis
2007 Neal Kramer
2001 Joe DiTomaso
2005 Steve Matson

Ageratina adenophora    Sticky snakeroot,  Thoroughwort
invasive non-native
Perennial herb

ASTERACEAE

Ageratina adenophora Ageratina adenophora Ageratina adenophora
2009 Neal Kramer
2015 Richard Spellenberg
2015 Barry Breckling

Agrostis avenacea    Pacific bentgrass
invasive non-native
Perennial grass

POACEAE

Agrostis avenacea Agrostis avenacea Agrostis avenacea
2001 Joe DiTomaso
2012 Robert Steers
2012 Robert Steers

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

POACEAE

Agrostis stolonifera Agrostis stolonifera Agrostis stolonifera
2008 Keir Morse
2009 Barry Rice
2005 Steve Matson

Ailanthus altissima    Ailanthus,  Tree of heaven
invasive non-native
Tree

SIMAROUBACEAE

Ailanthus altissima Ailanthus altissima Ailanthus altissima
2014 Dr. Amadej Trnkoczy
2005 George W. Hartwell
2012 Julie Kierstead Nelson

Alhagi maurorum    Camel thorn
invasive non-native
Shrub

FABACEAE

Alhagi maurorum Alhagi maurorum Alhagi maurorum
2001 CDFA
2001 CDFA
2001 CDFA

Alternanthera philoxeroides    Alligator weed,  Alligatorweed
invasive non-native
Perennial herb

AMARANTHACEAE

Alternanthera philoxeroides Alternanthera philoxeroides Alternanthera philoxeroides
2001 CDFA
2001 CDFA
2001 CDFA

Ammophila arenaria    Beachgrass,  European beach grass,  European beachgrass
invasive non-native
Perennial grass

POACEAE

Ammophila arenaria Ammophila arenaria Ammophila arenaria
2009 Neal Kramer
2015 Zoya Akulova
2014 Trent M. Draper

Anthoxanthum odoratum    Sweet vernal grass,  Sweet vernalgrass
invasive non-native
Annual, Perennial grass

POACEAE

Anthoxanthum odoratum Anthoxanthum odoratum Anthoxanthum odoratum
2008 Zoya Akulova
2009 Zoya Akulova
2008 Keir Morse

Arctotheca calendula    Cape weed
invasive non-native
Annual, Perennial herb

ASTERACEAE

Arctotheca calendula Arctotheca calendula Arctotheca calendula
2009 Doreen L. Smith
2011 Robert Steers/NPS
2009 Zoya Akulova

Arctotheca prostrata    prostrate cape weed,  creeping capeweed
invasive non-native
Annual, Perennial herb

ASTERACEAE

Arctotheca prostrata Arctotheca prostrata Arctotheca prostrata
2005 George W. Hartwell
2011 Robert Steers
2015 Richard Spellenberg

Arundo donax    Giant reed
invasive non-native
Perennial grass

POACEAE

Arundo donax Arundo donax Arundo donax
2008 John Dittes
2007 Dr. Amadej Trnkoczy
2011 Zoya Akulova

Asparagus asparagoides    African asparagus fern
invasive non-native
Vine

ASPARAGACEAE

Asparagus asparagoides Asparagus asparagoides Asparagus asparagoides
2011 P.Roullard
2012 Jean Pawek
2011 P.Roullard

Asphodelus fistulosus    Asphodel,  Onionweed
invasive non-native
Perennial herb

ASPHODELACEAE

Asphodelus fistulosus Asphodelus fistulosus Asphodelus fistulosus
2007 Pasi Rein
2007 Luigi Rignanese
2005 Luigi Rignanese

Atriplex semibaccata    Australian saltbush
invasive non-native
Perennial herb

CHENOPODIACEAE

Atriplex semibaccata Atriplex semibaccata Atriplex semibaccata
2007 Neal Kramer
2014 Neal Kramer
2003 Debra Valov

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

POACEAE

Avena barbata Avena barbata Avena barbata
2004 Carol W. Witham
2009 Keir Morse
2002 James B. Gratiot

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

POACEAE

Avena fatua Avena fatua Avena fatua
2008 Keir Morse
2002 James B. Gratiot
2008 Zoya Akulova

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

CHENOPODIACEAE

Bassia hyssopifolia Bassia hyssopifolia Bassia hyssopifolia
2008 Steve Matson
2013 Neal Kramer
2015 Zoya Akulova

Bellardia trixago    Mediterranean lineseed
invasive non-native
Annual herb

OROBANCHACEAE

Bellardia trixago Bellardia trixago Bellardia trixago
2007 Luigi Rignanese
2007 Luigi Rignanese
2005 Luigi Rignanese

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

POACEAE

Brachypodium distachyon Brachypodium distachyon Brachypodium distachyon
2008 Zoya Akulova
2001 Joe DiTomaso
2000 Joe DiTomaso

Brachypodium sylvaticum    Slender false brome
invasive non-native
Perennial grass

POACEAE

Brachypodium sylvaticum Brachypodium sylvaticum Brachypodium sylvaticum
2008 Keir Morse
2014 Scot Loring
2014 Scot Loring

Brassica nigra    Black mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica nigra Brassica nigra Brassica nigra
2011 Jorg & Mimi Fleige
2009 Barry Breckling
2009 Zoya Akulova

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

BRASSICACEAE

Brassica rapa Brassica rapa Brassica rapa
2008 Neal Kramer
2008 Neal Kramer
2009 Zoya Akulova

Brassica tournefortii    Saharan mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica tournefortii Brassica tournefortii Brassica tournefortii
2005 Michelle Cloud-Hughes
2009 Thomas Stoughton
2009 Thomas Stoughton

Briza maxima    Big quaking grass,  Big quakinggrass,  Rattlesnake grass
invasive non-native
Annual grass

POACEAE

Briza maxima Briza maxima Briza maxima
2007 Dr. Amadej Trnkoczy
2008 Zoya Akulova
Ordano 2005 California Academy of Sciences

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

POACEAE

Bromus diandrus Bromus diandrus Bromus diandrus
2009 Neal Kramer
2008 Zoya Akulova
2004 Carol W. Witham

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

POACEAE

Bromus hordeaceus Bromus hordeaceus Bromus hordeaceus
2006 Brent Miller
2009 Keir Morse
2008 Zoya Akulova

Bromus japonicus    Downy sheathed cheat,  Hairy chess,  Japanese brome
invasive non-native
Annual grass

POACEAE

Bromus japonicus Bromus japonicus Bromus japonicus
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson

Bromus madritensis ssp. rubens    Foxtail brome,  Foxtail chess,  Foxtail grass
invasive non-native
Annual grass

POACEAE

Bromus madritensis ssp. rubens Bromus madritensis ssp. rubens Bromus madritensis ssp. rubens
2008 Thomas Stoughton
2004 Carol W. Witham
2005 Steve Matson

Bromus tectorum    Cheatgrass, downy brome,  Downy brome grass,  Downy chess
invasive non-native
Annual grass

POACEAE

Bromus tectorum Bromus tectorum Bromus tectorum
2008 Gary A. Monroe
2001 Joe DiTomaso
2001 Joe DiTomaso

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

BRASSICACEAE

Cakile maritima Cakile maritima Cakile maritima
2009 Neal Kramer
2015 Zoya Akulova
2002 James B. Gratiot

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

ASTERACEAE

Carduus acanthoides Carduus acanthoides Carduus acanthoides
2001 CDFA
2010 Dr.Thomas K. Voekler
2001 CDFA

Carduus nutans    Musk thistle,  Nodding plumeless thistle
invasive non-native
Perennial herb

ASTERACEAE

Carduus nutans Carduus nutans Carduus nutans
2005 Louis-M. Landry
2007 Steve Matson
2007 Thomas Stoughton

Carduus pycnocephalus    Italian thistle
invasive non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus Carduus pycnocephalus Carduus pycnocephalus
2004 Carol W. Witham
2004 Carol W. Witham
2001 CDFA

Carduus tenuiflorus    Italian thistle,  Slender flowered thistle,  Winged plumeless thistle
invasive non-native
Annual herb

ASTERACEAE

Carduus tenuiflorus Carduus tenuiflorus Carduus tenuiflorus
2011 Zoya Akulova
2001 CDFA
Charles Webber 1998 California Academy of Sciences

Carpobrotus chilensis    Sea fig
invasive non-native
Perennial herb

AIZOACEAE

Carpobrotus chilensis Carpobrotus chilensis Carpobrotus chilensis
2006 Steve Matson
2005 Joseph Dougherty/ecology.org
2006 Joseph Dougherty, M.D./ecology.or

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

AIZOACEAE

Carpobrotus edulis Carpobrotus edulis Carpobrotus edulis
2005 Luigi Rignanese
2008 Neal Kramer
2005 Luigi Rignanese

Carthamus lanatus    Woolly distaff thistle
invasive non-native
Annual herb

ASTERACEAE

Carthamus lanatus Carthamus lanatus Carthamus lanatus
2008 Eric Wrubel
2006 Luigi Rignanese
2006 Luigi Rignanese

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

ASTERACEAE

Centaurea calcitrapa Centaurea calcitrapa Centaurea calcitrapa
2005 Luigi Rignanese
2008 Jennifer Buck
2009 Barry Rice

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

ASTERACEAE

Centaurea debeauxii
Charles Webber 2000 California Academy of Sciences

Centaurea diffusa    Diffuse knapweed,  White knapweed
invasive non-native
Perennial herb

ASTERACEAE

Centaurea diffusa Centaurea diffusa Centaurea diffusa
2001 CDFA
2002 Molly Elizabeth Bagley
2001 CDFA

Centaurea jacea    Brownray knapweed,  Brown knapweed
non-native
Perennial herb

ASTERACEAE

Centaurea jacea Centaurea jacea Centaurea jacea
2008 Zoya Akulova
2005 Dr. Amadej Trnkoczy
2005 Dr. Amadej Trnkoczy

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

ASTERACEAE

Centaurea melitensis Centaurea melitensis Centaurea melitensis
2005 James M. Andre
2007 Neal Kramer
2008 Keir Morse

Centaurea solstitialis    Barnaby's thistle,  Yellow star thistle
invasive non-native
Annual herb

ASTERACEAE

Centaurea solstitialis Centaurea solstitialis Centaurea solstitialis
2004 Carol W. Witham
2008 Luigi Rignanese
2014 Robert F Norris

Centaurea maculosa    Spotted knapweed
(currently Centaurea stoebe ssp. micranthos)
invasive non-native
Perennial herb

ASTERACEAE

Centaurea maculosa Centaurea maculosa Centaurea maculosa
2005 Louis-M. Landry
2012 Zoya Akulova
2012 Zoya Akulova

Centaurea virgata ssp. squarrosa    Squarrose knapweed
non-native
Perennial herb

ASTERACEAE

Centaurea virgata ssp. squarrosa Centaurea virgata ssp. squarrosa
2002 Molly Elizabeth Bagley
2001 CDFA

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

ASTERACEAE

Chondrilla juncea Chondrilla juncea Chondrilla juncea
2006 Luigi Rignanese
2006 Luigi Rignanese
2001 CDFA

Cirsium arvense    Canada thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium arvense Cirsium arvense Cirsium arvense
2008 Keir Morse
2007 Luigi Rignanese
2009 Phil Pullen

Cirsium vulgare    Bull thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium vulgare Cirsium vulgare Cirsium vulgare
2005 Christopher L. Christie
2003 George W. Hartwell
2008 John Dittes

Conicosia pugioniformis    False ice plant,  Narrow leaved iceplant
invasive non-native
Perennial herb

AIZOACEAE

Conicosia pugioniformis Conicosia pugioniformis Conicosia pugioniformis
2011 Neal Kramer
2011 Neal Kramer
2013 Debra L. Cook

Conium maculatum    Poison hemlock
invasive non-native
Perennial herb

APIACEAE

Conium maculatum Conium maculatum Conium maculatum
2008 Keir Morse
2011 Louis-M. Landry
2009 Neal Kramer

Cordyline australis    Cabbage tree
invasive non-native
Tree

LAXMANNIACEAE

Cordyline australis Cordyline australis Cordyline australis
2005 Luigi Rignanese
2016 Zoya Akulova
2016 Zoya Akulova

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

POACEAE

Cortaderia jubata Cortaderia jubata Cortaderia jubata
2001 Tony Morosco
2008 Neal Kramer
2001 CDFA

Cortaderia selloana    Uruguayan pampas grass
invasive non-native
Perennial grass

POACEAE

Cortaderia selloana Cortaderia selloana Cortaderia selloana
2008 Neal Kramer
Nick Kurzenko
2011 Eric Wrubel

Cotoneaster franchetii    Cotoneaster,  Francheti cotoneaster,  Orange cotoneaster
invasive non-native
Shrub

ROSACEAE

Cotoneaster franchetii Cotoneaster franchetii Cotoneaster franchetii
2006 Peter Zika
2001 Joe DiTomaso
2006 Peter Zika

Cotoneaster lacteus    Milkflower cotoneaster
invasive non-native
Shrub

ROSACEAE

Cotoneaster lacteus Cotoneaster lacteus Cotoneaster lacteus
2006 Peter Zika
2014 Zoya Akulova
2010 Robert Steers/NPS

Cotoneaster pannosus    Cotoneaster,  Silverleaf cotoneaster,  Woolly cotoneaster
invasive non-native
Shrub

ROSACEAE

Cotoneaster pannosus Cotoneaster pannosus Cotoneaster pannosus
2008 Neal Kramer
2009 Neal Kramer
2006 Peter Zika

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

ASTERACEAE

Cotula coronopifolia Cotula coronopifolia Cotula coronopifolia
2004 Carol W. Witham
2015 Zoya Akulova
2006 Dr. Mark S. Brunell

Crataegus monogyna    Hawthorn
invasive non-native
Shrub

ROSACEAE

Crataegus monogyna Crataegus monogyna Crataegus monogyna
2007 Dr. Amadej Trnkoczy
2010 Phil Pullen
2007 Luigi Rignanese

Crocosmia Xcrocosmiiflora    Coppertips,  Montbretia,  Falling stars
invasive non-native
Perennial herb

IRIDACEAE

Crocosmia Xcrocosmiiflora Crocosmia Xcrocosmiiflora Crocosmia Xcrocosmiiflora
2007 John Pelafigue
2008 Jorg Fleige
2010 Jorg Fleige & Mimi Fleige

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

ASTERACEAE

Crupina vulgaris Crupina vulgaris Crupina vulgaris
2001 CDFA
2001 CDFA
2001 CDFA

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

ASTERACEAE

Cynara cardunculus Cynara cardunculus Cynara cardunculus
2003 Michael Charters
2003 Michael Charters
2008 Neal Kramer

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

POACEAE

Cynodon dactylon Cynodon dactylon Cynodon dactylon
2008 Keir Morse
2008 Keir Morse
2008 Zoya Akulova

Cynoglossum officinale    Gypsyflower,  Hound's tongue,  Purple houndstongue
invasive non-native
Perennial herb

BORAGINACEAE

Cynoglossum officinale Cynoglossum officinale Cynoglossum officinale
2014 Ron Wolf
2007 Dr. Amadej Trnkoczy
2007 Dr. Amadej Trnkoczy

Cynosurus echinatus    Annual dogtail,  Bristly dogstail grass,  Dogtail grass
invasive non-native
Annual grass

POACEAE

Cynosurus echinatus Cynosurus echinatus Cynosurus echinatus
2009 Barry Rice
2008 Keir Morse
2009 Thomas Stoughton

Cytisus scoparius    Scotch broom,  Scotchbroom
invasive non-native
Shrub

FABACEAE

Cytisus scoparius Cytisus scoparius Cytisus scoparius
2009 Zoya Akulova
2008 Zoya Akulova
2008 Neal Kramer

Cytisus striatus    Portuguese broom,  Striated broom
invasive non-native
Shrub

FABACEAE

Cytisus striatus Cytisus striatus Cytisus striatus
2011 Vernon Smith
2011 Eric Wrubel, NPS
2011 Eric Wrubel/NPS

Dactylis glomerata    Orchard grass,  Orchardgrass
invasive non-native
Perennial grass

POACEAE

Dactylis glomerata Dactylis glomerata Dactylis glomerata
2005 Louis-M. Landry
2008 Keir Morse
2003 Steve Matson

Delairea odorata    Cape ivy
invasive non-native
Perennial herb

ASTERACEAE

Delairea odorata Delairea odorata Delairea odorata
2002 Tony Morosco
2012 David Wolfson
2008 Neal Kramer

Descurainia sophia    Flix weed,  Herb sophia
invasive non-native
Annual herb

BRASSICACEAE

Descurainia sophia Descurainia sophia Descurainia sophia
2009 Thomas Stoughton
2015 Debra L. Cook
2009 Thomas Stoughton

Digitalis purpurea    Purple foxglove
invasive non-native
Perennial herb

PLANTAGINACEAE

Digitalis purpurea Digitalis purpurea Digitalis purpurea
2009 John W. Wall
2007 Pasi Rein
2009 Phil Pullen

Dipsacus fullonum    Fuller's teasel,  Fullers' teasel,  Wild teasel
invasive non-native
Perennial herb

DIPSACACEAE

Dipsacus fullonum Dipsacus fullonum Dipsacus fullonum
2008 Keir Morse
2003 George W. Hartwell
2005 Luigi Rignanese

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

DIPSACACEAE

Dipsacus sativus Dipsacus sativus Dipsacus sativus
2009 Barry Breckling
2006 Adonis (Don) Tate
2013 Zoya Akulova

Dittrichia graveolens    Stinkwort
invasive non-native
Annual herb

ASTERACEAE

Dittrichia graveolens Dittrichia graveolens Dittrichia graveolens
2008 Keir Morse
2014 Neal Kramer
2003 Dean Wm. Taylor

Echium candicans    Pride of madeira
invasive non-native
Shrub

BORAGINACEAE

Echium candicans Echium candicans Echium candicans
2009 Neal Kramer
2009 Neal Kramer
2009 Neal Kramer

Egeria densa    Brazilian water weed,  Brazilian waterweed
invasive non-native
Perennial herb

HYDROCHARITACEAE

Egeria densa Egeria densa Egeria densa
2001 CDFA
2009 Barry Rice
2001 CDFA

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

POACEAE

Ehrharta calycina Ehrharta calycina Ehrharta calycina
2013 Dale Ritenour
2015 Zoya Akulova
2014 Neal Kramer

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

POACEAE

Ehrharta erecta Ehrharta erecta Ehrharta erecta
2009 Margo Bors
2009 Margo Bors
2008 Zoya Akulova

Ehrharta longiflora    Longflowered veldtgrass
invasive non-native
Annual grass

POACEAE

Ehrharta longiflora Ehrharta longiflora
2009 Justin M. Wood
2009 Justin M. Wood

Eichhornia crassipes    Common water hyacinth
invasive non-native
Perennial herb

PONTEDERIACEAE

Eichhornia crassipes Eichhornia crassipes Eichhornia crassipes
2009 Barry Rice
2006 Louis-M. Landry
2001 CDFA

Elaeagnus angustifolia    Oleaster,  Russian olive
invasive non-native
Tree, Shrub

ELAEAGNACEAE

Elaeagnus angustifolia Elaeagnus angustifolia Elaeagnus angustifolia
2008 Louis-M. Landry
2014 Zoya Akulova
2014 Zoya Akulova

Taeniatherum caput-medusae    Medusa head
(currently Elymus caput-medusae)
non-native
Annual grass

POACEAE

Taeniatherum caput-medusae Taeniatherum caput-medusae Taeniatherum caput-medusae
2011 Steve Matson
2008 Keir Morse
2011 Steve Matson

Elymus caput-medusae    Medusa head
non-native
Annual grass

POACEAE

Elymus caput-medusae Elymus caput-medusae Elymus caput-medusae
2011 Steve Matson
2008 Keir Morse
2011 Steve Matson

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

POLYGONACEAE

Emex spinosa Emex spinosa Emex spinosa
2008 Larry Sward
2008 Larry Sward
2008 Larry Sward

Erica lusitanica    Spanish heather
invasive non-native
Shrub

ERICACEAE

Erica lusitanica Erica lusitanica Erica lusitanica
2010 Eric Wrubel
2010 Eric Wrubel
2001 CDFA

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

GERANIACEAE

Erodium cicutarium Erodium cicutarium Erodium cicutarium
2009 Keir Morse
2007 Luigi Rignanese
2008 Steve Matson

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

MYRTACEAE

Eucalyptus camaldulensis Eucalyptus camaldulensis Eucalyptus camaldulensis
2005 Brent Miller
2004 Dr. Mark S. Brunell
2010 Michael O'Brien

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

MYRTACEAE

Eucalyptus globulus Eucalyptus globulus Eucalyptus globulus
2005 Robert E. Preston, Ph.D.
2013 Zoya Akulova
2008 Neal Kramer

Euphorbia oblongata    Eggleaf spurge
invasive non-native
Perennial herb

EUPHORBIACEAE

Euphorbia oblongata Euphorbia oblongata Euphorbia oblongata
2014 Neal Kramer
2014 Neal Kramer
2008 Neal Kramer

Euphorbia terracina    Geraldton carnation weed
invasive non-native
Perennial herb

EUPHORBIACEAE

Euphorbia terracina Euphorbia terracina Euphorbia terracina
2007 Luigi Rignanese
2007 Luigi Rignanese
2011 Michael O'Brien

Euphorbia esula    Leafy spurge
(currently Euphorbia virgata)
non-native
Perennial herb

EUPHORBIACEAE

Euphorbia esula Euphorbia esula Euphorbia esula
2001 CDFA
© 2001 CDFA
2001 CDFA

Polygonum cuspidatum    Japanese knotweed
(currently Fallopia japonica)
invasive non-native
Perennial herb

POLYGONACEAE

Polygonum cuspidatum Polygonum cuspidatum Polygonum cuspidatum
2006 Dr. Amadej Trnkoczy
2005 Louis-M. Landry
2011 Louis-M. Landry

Polygonum sachalinense    Giant knotweed
(currently Fallopia sachalinensis)
invasive non-native
Perennial herb

POLYGONACEAE

Polygonum sachalinense Polygonum sachalinense Polygonum sachalinense
Nick Kurzenko
2001 CDFA
2001 CDFA

Festuca arundinacea    Alta fescue,  Reed fescue,  Tall fescue
invasive non-native
Perennial grass

POACEAE

Festuca arundinacea Festuca arundinacea Festuca arundinacea
2008 Keir Morse
2000 Joe DiTomaso
2008 Keir Morse

Vulpia myuros    Rattail sixweeks grass
(currently Festuca myuros)
invasive non-native
Annual grass

POACEAE

Vulpia myuros Vulpia myuros Vulpia myuros
2015 Gary McDonald
2013 Al Keuter
2013 Al Keuter

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

POACEAE

Festuca perennis Festuca perennis Festuca perennis
2004 Carol W. Witham
2003 James B. Gratiot
2009 Barry Rice

Lolium multiflorum    Italian rye grass
(currently Festuca perennis)
non-native
Annual, Perennial grass

POACEAE

Lolium multiflorum Lolium multiflorum Lolium multiflorum
2004 Carol W. Witham
2003 James B. Gratiot
2009 Barry Rice

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

MORACEAE

Ficus carica Ficus carica Ficus carica
2005 Luigi Rignanese
2013 Debra L. Cook
2005 Luigi Rignanese

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

APIACEAE

Foeniculum vulgare Foeniculum vulgare Foeniculum vulgare
2008 Neal Kramer
2005 Luigi Rignanese
2009 Stanley Spencer

Gazania linearis    Gazania,  Treasure flower,  Treasureflower
invasive non-native
Perennial herb

ASTERACEAE

Gazania linearis Gazania linearis Gazania linearis
2015 Richard Spellenberg
2015 Richard Spellenberg
2002 Tony Morosco

Retama monosperma    Bridal broom
(currently Genista monosperma)
invasive non-native
Shrub

FABACEAE


Genista monspessulana    French broom
invasive non-native
Shrub

FABACEAE

Genista monspessulana Genista monspessulana Genista monspessulana
2015 Barry Breckling
2010 Neal Kramer
2008 Gary McDonald

Geranium dissectum    Cranesbill,  Cut leaved geranium,  Cutleaf geranium
invasive non-native
Annual herb

GERANIACEAE

Geranium dissectum Geranium dissectum Geranium dissectum
2003 Lynn Watson
2002 Julie Kierstead Nelson
2009 Neal Kramer

Chrysanthemum coronarium    Crown daisy
(currently Glebionis coronaria)
non-native
Annual herb

ASTERACEAE

Chrysanthemum coronarium Chrysanthemum coronarium Chrysanthemum coronarium
2007 Luigi Rignanese
2006 Luigi Rignanese
2005 Luigi Rignanese

Glebionis coronaria    Crown daisy
non-native
Annual herb

ASTERACEAE

Glebionis coronaria Glebionis coronaria Glebionis coronaria
2007 Luigi Rignanese
2006 Luigi Rignanese
2005 Luigi Rignanese

Glyceria declinata    Waxy mannagrass
invasive non-native
Perennial grass

POACEAE

Glyceria declinata Glyceria declinata Glyceria declinata
2007 Neal Kramer
2011 Christopher Bronny
2013 Jean Pawek

Halogeton glomeratus    Halogeton,  Saltlover
invasive non-native
Annual herb

CHENOPODIACEAE

Halogeton glomeratus Halogeton glomeratus Halogeton glomeratus
2010 Steve Matson
2010 Neal Kramer
2010 Neal Kramer

Hedera helix    English ivy
invasive non-native
Vine, Shrub

ARALIACEAE

Hedera helix Hedera helix Hedera helix
1985 Joe DiTomaso
2009 Phil Pullen
2014 Margo Bors

Helichrysum petiolare    Licorice plant
invasive non-native
Shrub, Vine

ASTERACEAE

Helichrysum petiolare Helichrysum petiolare Helichrysum petiolare
2015 Nicholas Stevenson
2011 Daniel Gluesenkamp
2011 Daniel Gluesenkamp

Picris echioides    Bristly ox-tongue
(currently Helminthotheca echioides)
invasive non-native
Annual, Perennial herb

ASTERACEAE

Picris echioides Picris echioides Picris echioides
2003 Christopher L. Christie
2003 George W. Hartwell
2001 James B. Gratiot

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

BRASSICACEAE

Hirschfeldia incana Hirschfeldia incana Hirschfeldia incana
2003 Keir Morse
2010 Zoya Akulova
2007 Luigi Rignanese

Holcus lanatus    Common velvetgrass,  Velvet grass,  Velvetgrass
invasive non-native
Perennial grass

POACEAE

Holcus lanatus Holcus lanatus Holcus lanatus
2006 Trent M. Draper
2008 Keir Morse
2011 Barry Breckling

Hordeum marinum    Seaside barley
invasive non-native
Annual grass

POACEAE

Hordeum marinum Hordeum marinum Hordeum marinum
2009 Neal Kramer
2008 Zoya Akulova
2004 Carol W. Witham

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

POACEAE

Hordeum murinum Hordeum murinum Hordeum murinum
2007 Luigi Rignanese
2007 Luigi Rignanese
2014 Robert F Norris

Hydrilla verticillata    Hydrilla,  Waterthyme
invasive non-native
Perennial herb

HYDROCHARITACEAE

Hydrilla verticillata Hydrilla verticillata Hydrilla verticillata
2001 CDFA
2001 CDFA
2001 CDFA

Hypericum canariense    Canary island st. johnswort
invasive non-native
Shrub

HYPERICACEAE

Hypericum canariense Hypericum canariense Hypericum canariense
2007 Neal Kramer
2008 John Dittes
2011 Neal Kramer

Hypericum perforatum    Common st. johnswort,  Klamath weed,  Klamathweed
invasive non-native
Perennial herb

HYPERICACEAE

Hypericum perforatum Hypericum perforatum Hypericum perforatum
2005 Louis-M. Landry
2005 Louis-M. Landry
2005 Louis-M. Landry

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

ASTERACEAE

Hypochaeris glabra Hypochaeris glabra Hypochaeris glabra
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson

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

ASTERACEAE

Hypochaeris radicata Hypochaeris radicata Hypochaeris radicata
2015 John Doyen
2008 Sean B. Smith
2004 Michael Charters

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

AQUIFOLIACEAE

Ilex aquifolium Ilex aquifolium Ilex aquifolium
2009 Phil Pullen
2010 Vernon Smith
2007 Luisa Arana Navaridas

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

IRIDACEAE

Iris pseudacorus Iris pseudacorus Iris pseudacorus
2004 Nick Kurzenko
2014 Dr. Amadej Trnkoczy
2014 Dr. Amadej Trnkoczy

Isatis tinctoria    Dyer's woad,  Dyers woad
invasive non-native
Biennial, Perennial herb

BRASSICACEAE

Isatis tinctoria Isatis tinctoria Isatis tinctoria
2005 Luigi Rignanese
2009 Neal Kramer
2007 Luigi Rignanese

Kochia scoparia    Common red sage,  Mexican fireweed,  Summer cypress
invasive non-native
Annual herb

CHENOPODIACEAE

Kochia scoparia Kochia scoparia Kochia scoparia
2001 CDFA
2006 Erin McDermott
2014 Zoya Akulova

Cardaria pubescens    Hairy whitetop
(currently Lepidium appelianum)
invasive non-native
Perennial herb

BRASSICACEAE

Cardaria pubescens Cardaria pubescens Cardaria pubescens
2001 Jeff Abbas
2001 Jeff Abbas
2011 Neal Kramer

Lepidium chalepense    Lens-podded hoary cress
non-native
Annual, Perennial herb

BRASSICACEAE

Lepidium chalepense Lepidium chalepense Lepidium chalepense
2000 Joe DiTomaso
2004 Steve Matson
2004 Steve Matson

Cardaria chalepensis    Lens-podded hoary cress
(currently Lepidium chalepense)
non-native
Annual, Perennial herb

BRASSICACEAE

Cardaria chalepensis Cardaria chalepensis Cardaria chalepensis
2000 Joe DiTomaso
2004 Steve Matson
2004 Steve Matson

Cardaria draba    Whitetop
(currently Lepidium draba)
invasive non-native
Perennial herb

BRASSICACEAE

Cardaria draba Cardaria draba Cardaria draba
2009 Barry Rice
2007 Luigi Rignanese
2007 Luigi Rignanese

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

BRASSICACEAE

Lepidium latifolium Lepidium latifolium Lepidium latifolium
2002 Jennifer Forman
2010 Zoya Akulova
2010 Zoya Akulova

Leucanthemum vulgare    Oxe eye daisy,  Oxeye daisy
invasive non-native
Perennial herb

ASTERACEAE

Leucanthemum vulgare Leucanthemum vulgare Leucanthemum vulgare
2005 Lisa Powers
2006 Louis-M. Landry
2008 Keir Morse

Limnobium laevigatum    American spongeplant
(currently Limnobium spongia)
invasive non-native
Perennial herb

HYDROCHARITACEAE


Limonium duriusculum    European sea lavender
non-native
Perennial herb

PLUMBAGINACEAE

Limonium duriusculum Limonium duriusculum Limonium duriusculum
2012 Mike Perlmutter
2011 Vernon Smith
2009 Vernon Smith

Limonium ramosissimum    Algerian sealavender
non-native
Perennial herb

PLUMBAGINACEAE

Limonium ramosissimum Limonium ramosissimum Limonium ramosissimum
2007 Brad Kelley
2011 Mike Perlmutter
2011 CNPS, San Luis Obispo Chapter

Limonium ramosissimum ssp. provinciale    Algerian sealavender
non-native
Perennial herb

PLUMBAGINACEAE


Linaria genistifolia ssp. Dalmatica    Dalmatian toadflax
(currently Linaria dalmatica ssp. dalmatica)
non-native
Perennial herb

PLANTAGINACEAE

Linaria genistifolia ssp. Dalmatica Linaria genistifolia ssp. Dalmatica Linaria genistifolia ssp. Dalmatica
2006 Steven Thorsted
2001 CDFA
2001 CDFA

Linaria vulgaris    Butter and eggs
invasive non-native
Perennial herb

PLANTAGINACEAE

Linaria vulgaris Linaria vulgaris Linaria vulgaris
2006 Dr. Amadej Trnkoczy
2014 John Doyen
2013 Ron Wolf

Lobularia maritima    Sweet alyssum
invasive non-native
Perennial herb

BRASSICACEAE

Lobularia maritima Lobularia maritima Lobularia maritima
2000 Salvatore Zimmitti
2010 Thomas Stoughton
2009 Thomas Stoughton

Ludwigia hexapetala    Ludwigia,  Six petal water primrose
invasive non-native
Perennial herb

ONAGRACEAE

Ludwigia hexapetala Ludwigia hexapetala Ludwigia hexapetala
2014 Neal Kramer
2000 Joe DiTomaso
2000 Joe DiTomaso

Ludwigia peploides    Floating primrose willow,  Floating water primrose,  Marsh purslane
native
Perennial herb

ONAGRACEAE

Ludwigia peploides Ludwigia peploides Ludwigia peploides
2007 Neal Kramer
2012 Jean Pawek
2007 Neal Kramer

Lythrum hyssopifolium    Hyssop loosestrife
(currently Lythrum hyssopifolia)
non-native
Annual, Perennial herb

LYTHRACEAE

Lythrum hyssopifolium Lythrum hyssopifolium Lythrum hyssopifolium
2009 Jorg Fleige
2011 Hattie Brown
2007 Carol W. Witham

Lythrum salicaria    Purple loosestrife
invasive non-native
Perennial herb

LYTHRACEAE

Lythrum salicaria Lythrum salicaria Lythrum salicaria
2005 Louis-M. Landry
2005 Louis-M. Landry
2007 Louis-M. Landry

Marrubium vulgare    White horehound
invasive non-native
Perennial herb

LAMIACEAE

Marrubium vulgare Marrubium vulgare Marrubium vulgare
2003 Michael Charters
2010 Lee Dittmann
2007 Luigi Rignanese

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

FABACEAE

Medicago polymorpha Medicago polymorpha Medicago polymorpha
2003 Michael Charters
2004 Carol W. Witham
2008 Steve Matson

Mentha pulegium    Pennyroyal
invasive non-native
Perennial herb

LAMIACEAE

Mentha pulegium Mentha pulegium Mentha pulegium
2007 Neal Kramer
2014 Jean Pawek
2010 National Park Service

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

AIZOACEAE

Mesembryanthemum crystallinum Mesembryanthemum crystallinum Mesembryanthemum crystallinum
2007 Neal Kramer
2000 Joseph Dougherty/ecology.org
2014 Zoya Akulova

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

SCROPHULARIACEAE

Myoporum laetum Myoporum laetum Myoporum laetum
2008 Neal Kramer
2015 Debra L. Cook
2015 Debra L. Cook

Myosotis latifolia    Broadleaf forget me not,  Forget me not,  Wide leaved forget me not
invasive non-native
Perennial herb

BORAGINACEAE

Myosotis latifolia Myosotis latifolia Myosotis latifolia
2011 Barry Breckling
2015 Barry Breckling
2007 Neal Kramer

Myriophyllum aquaticum    Parrot feather watermilfoil,  Parrot's feather
invasive non-native
Perennial herb (aquatic)

HALORAGACEAE

Myriophyllum aquaticum Myriophyllum aquaticum Myriophyllum aquaticum
2011 Louis-M. Landry
2010 Zoya Akulova
2011 Eric Wrubel/NPS

Myriophyllum spicatum    American milfoil,  Eurasian milfoil,  Spike watermilfoil
invasive non-native
Perennial herb

HALORAGACEAE

Myriophyllum spicatum Myriophyllum spicatum Myriophyllum spicatum
2014 Zoya Akulova
2001 Joe DiTomaso
2013 Jake Ruygt

Nicotiana glauca    Tree tobacco
invasive non-native
Tree, Shrub

SOLANACEAE

Nicotiana glauca Nicotiana glauca Nicotiana glauca
2006 Brent Miller
2009 Keir Morse
2009 Thomas Stoughton

Olea europaea    Olive
invasive non-native
Tree, Shrub

OLEACEAE

Olea europaea Olea europaea Olea europaea
2007 Luigi Rignanese
2008 Dr. Amadej Trnkoczy
2015 Zoya Akulova

Ononis alopecuroides    Foxtail restharrow
invasive non-native
Annual herb

FABACEAE


Onopordum acanthium    Scotch cottonthistle
invasive non-native
Perennial herb

ASTERACEAE

Onopordum acanthium Onopordum acanthium Onopordum acanthium
2001 CDFA
2007 Louis-M. Landry
2007 Louis-M. Landry

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

OXALIDACEAE

Oxalis pes-caprae Oxalis pes-caprae Oxalis pes-caprae
Jo-Ann Ordano 2005 California Academy of Sciences
2009 Thomas Stoughton
2009 Barry Rice

Parentucellia viscosa    Yellow glandweed,  Yellow parentucellia
invasive non-native
Annual herb

OROBANCHACEAE

Parentucellia viscosa Parentucellia viscosa Parentucellia viscosa
2009 Neal Kramer
2014 John Doyen
2013 Julie Kierstead Nelson

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

POACEAE

Pennisetum clandestinum Pennisetum clandestinum Pennisetum clandestinum
2009 Zoya Akulova
2009 Barry Rice
2009 Zoya Akulova

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

POACEAE

Pennisetum setaceum Pennisetum setaceum Pennisetum setaceum
2006 Chris Wagner, SBNF
2006 Chris Wagner, SBNF
2009 Thomas Stoughton

Phalaris aquatica    Bulbous canarygrass,  Harding grass
invasive non-native
Perennial grass

POACEAE

Phalaris aquatica Phalaris aquatica Phalaris aquatica
2008 Neal Kramer
2014 Zoya Akulova
2008 Neal Kramer

Phoenix canariensis    Canary island date palm
invasive non-native
Tree

ARECACEAE

Phoenix canariensis Phoenix canariensis Phoenix canariensis
2005 Luigi Rignanese
2005 Luigi Rignanese
2005 Luigi Rignanese

Phragmites australis    Common reed
native
Perennial grass

POACEAE

Phragmites australis Phragmites australis Phragmites australis
2005 Luigi Rignanese
2011 Nick Kurzenko
2009 Steve Matson

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

PHYTOLACCACEAE

Phytolacca americana Phytolacca americana Phytolacca americana
2004 Tom Greer tbphotos@comcast.net
2010 Louis-M. Landry
2012 Dr. Amadej Trnkoczy

Pinus radiata    Monterey pine
native
Tree

PINACEAE

Pinus radiata Pinus radiata Pinus radiata
2007 Neal Kramer
2012 Aaron Arthur
2015 Barry Breckling

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

PLANTAGINACEAE

Plantago lanceolata Plantago lanceolata Plantago lanceolata
2007 Neal Kramer
2008 Keir Morse
2009 Lee Dittmann

Poa pratensis    Kentucky blue grass,  Kentucky bluegrass
invasive non-native
Perennial grass

POACEAE

Poa pratensis Poa pratensis Poa pratensis
2008 Keir Morse
2008 Keir Morse
2008 Keir Morse

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

POACEAE

Polypogon monspeliensis Polypogon monspeliensis Polypogon monspeliensis
2007 Neal Kramer
2006 Steve Matson
2006 Steve Matson

Potamogeton crispus    Crispate leaved pondweed,  Curly pondweed,  Cut leaved pondweed
invasive non-native
Perennial herb (aquatic)

POTAMOGETONACEAE

Potamogeton crispus Potamogeton crispus Potamogeton crispus
2015 Neal Kramer
2015 Neal Kramer
2015 Neal Kramer

Prunus cerasifera    Cherry plum
invasive non-native
Tree

ROSACEAE

Prunus cerasifera Prunus cerasifera Prunus cerasifera
2008 Keir Morse
2002 James B. Gratiot
2002 James B. Gratiot

Pyracantha angustifolia    Narrowleaf firethorn
invasive non-native
Shrub

ROSACEAE

Pyracantha angustifolia Pyracantha angustifolia Pyracantha angustifolia
2001 James B. Gratiot
2001 Joe DiTomaso
2001 Joe DiTomaso

Pyracantha crenulata    Nepalese firethorn
invasive non-native
Shrub

ROSACEAE


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

RANUNCULACEAE

Ranunculus repens Ranunculus repens Ranunculus repens
2004 Jeff Abbas
1995 Saint Mary's College of California
1995 Saint Mary's College of California

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

BRASSICACEAE

Raphanus sativus Raphanus sativus Raphanus sativus
2008 Neal Kramer
2003 Michael Charters
2008 Thomas Stoughton

Ricinus communis    Castor bean,  Castorbean
invasive non-native
Shrub

EUPHORBIACEAE

Ricinus communis Ricinus communis Ricinus communis
2005 George W. Hartwell
2005 Louis-M. Landry
2004 Joseph Dougherty/ecology.org

Robinia pseudoacacia    Black locust
invasive non-native
Tree

FABACEAE

Robinia pseudoacacia Robinia pseudoacacia Robinia pseudoacacia
2008 Keir Morse
2000 Joe DiTomaso
1998 John Randall, Ph.D.

Rubus armeniacus    Himalayan blackberry
invasive non-native
Shrub

ROSACEAE

Rubus armeniacus Rubus armeniacus Rubus armeniacus
2002 George W. Hartwell
2008 Thomas Stoughton
2009 Zoya Akulova

Rumex acetosella    Common sheep sorrel
invasive non-native
Perennial herb

POLYGONACEAE

Rumex acetosella Rumex acetosella Rumex acetosella
2007 Dr. Mark S. Brunell
2013 Margo Bors
2004 Carol W. Witham

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

POLYGONACEAE

Rumex crispus Rumex crispus Rumex crispus
2000 Joseph Dougherty/ecology.org
2009 Zoya Akulova
2004 Carol W. Witham

Rytidosperma penicillatum    Purple awned wallaby grass
invasive non-native
Perennial grass

POACEAE

Rytidosperma penicillatum Rytidosperma penicillatum Rytidosperma penicillatum
2010 Robert Steers/NPS
2009 Zoya Akulova
2010 Robert Steers/NPS

Danthonia pilosa    Purple awned wallaby grass
(currently Rytidosperma penicillatum)
invasive non-native
Perennial grass

POACEAE

Danthonia pilosa Danthonia pilosa Danthonia pilosa
2010 Robert Steers/NPS
2009 Zoya Akulova
2010 Robert Steers/NPS

Saccharum ravennae    Ravennagrass
invasive non-native
Perennial grass

POACEAE

Saccharum ravennae Saccharum ravennae Saccharum ravennae
2011 Mike Perlmutter 2011
2011 Steve Matson
2011 Steve Matson

Salsola paulsenii    Barbwire russian thistle,  Paulsen's russian thistle
invasive non-native
Annual, Perennial herb

CHENOPODIACEAE

Salsola paulsenii Salsola paulsenii Salsola paulsenii
2005 Steve Matson
2005 James M. Andre
2003 Michael Charters

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

CHENOPODIACEAE

Salsola soda Salsola soda Salsola soda
2009 Zoya Akulova
2000 Joe DiTomaso
2006 Luigi Rignanese

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

CHENOPODIACEAE

Salsola tragus Salsola tragus Salsola tragus
2001 Jeff Abbas
2009 Neal Kramer
2001 Jeff Abbas

Salvia aethiopis    Mediterranean sage
invasive non-native
Perennial herb

LAMIACEAE

Salvia aethiopis Salvia aethiopis
2001 CDFA
2001 CDFA

Salvinia molesta    Kariba weed
invasive non-native
Annual, Perennial herb

SALVINIACEAE

Salvinia molesta Salvinia molesta Salvinia molesta
2001 CDFA
2009 Barry Rice
2009 Barry Rice

Saponaria officinalis    Bouncing bet,  Bouncingbet,  Soapwort
invasive non-native
Perennial herb

CARYOPHYLLACEAE

Saponaria officinalis Saponaria officinalis Saponaria officinalis
2003 Penn Martin II
2005 Louis-M. Landry
2008 Keir Morse

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

ANACARDIACEAE

Schinus molle Schinus molle Schinus molle
1999 John Randall, Ph.D.
2005 Luigi Rignanese
J. E.(Jed) and Bonnie McClellan 2005 California Academy of Scien

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

ANACARDIACEAE

Schinus terebinthifolius Schinus terebinthifolius Schinus terebinthifolius
2000 Joe DiTomaso
1992 John Randall, Ph.D.
2009 Barry Rice

Schismus arabicus    Arabian schismus,  Mediterranean grass
invasive non-native
Annual grass

POACEAE

Schismus arabicus Schismus arabicus Schismus arabicus
2001 Joe DiTomaso
2001 Joe DiTomaso
2001 Joe DiTomaso

Senecio glomeratus    Cutleaf burnweed
non-native
Annual, Perennial herb

ASTERACEAE

Senecio glomeratus Senecio glomeratus Senecio glomeratus
2009 Zoya Akulova
2015 Zoya Akulova
2006 Adonis (Don) Tate

Erechtites glomerata    Cutleaf burnweed
(currently Senecio glomeratus)
non-native
Annual, Perennial herb

ASTERACEAE

Erechtites glomerata Erechtites glomerata Erechtites glomerata
2009 Zoya Akulova
2015 Zoya Akulova
2006 Adonis (Don) Tate

Senecio jacobaea    Stinking willie,  Tansy ragwort
invasive non-native
Perennial herb

ASTERACEAE

Senecio jacobaea Senecio jacobaea Senecio jacobaea
2014 Richard Spellenberg
2009 Phil Pullen
2009 Zoya Akulova

Senecio minimus    Coastal burnweed
invasive non-native
Annual, Perennial herb

ASTERACEAE

Senecio minimus Senecio minimus Senecio minimus
2008 Zoya Akulova
2015 Margo Bors
2008 Zoya Akulova

Erechtites minima    Coastal burnweed
(currently Senecio minimus)
invasive non-native
Annual, Perennial herb

ASTERACEAE

Erechtites minima Erechtites minima Erechtites minima
2008 Zoya Akulova
2015 Margo Bors
2008 Zoya Akulova

Sesbania punicea    Rattlebox
invasive non-native
Shrub

FABACEAE

Sesbania punicea Sesbania punicea Sesbania punicea
2005 George W. Hartwell
2005 George W. Hartwell
2013 Jean Pawek

Silybum marianum    Blessed milkthistle,  Milk thistle
invasive non-native
Annual, Perennial herb

ASTERACEAE

Silybum marianum Silybum marianum Silybum marianum
2006 Dr. Amadej Trnkoczy
2005 Luigi Rignanese
2005 Luigi Rignanese

Sinapis arvensis    Charlock mustard
invasive non-native
Annual herb

BRASSICACEAE

Sinapis arvensis Sinapis arvensis Sinapis arvensis
1983 Robert E. Preston, Ph.D.
2010 Zoya Akulova
2010 Zoya Akulova

Sisymbrium irio    London rocket
invasive non-native
Annual herb

BRASSICACEAE

Sisymbrium irio Sisymbrium irio Sisymbrium irio
2006 Richard Zmasek
2007 Luigi Rignanese
2010 Zoya Akulova

Spartina alterniflora    Salt water cord grass,  Smooth cordgrass
invasive non-native
Perennial grass

POACEAE

Spartina alterniflora Spartina alterniflora Spartina alterniflora
2009 Zoya Akulova
2009 Zoya Akulova
2009 Zoya Akulova

Spartina anglica    Common cordgrass
invasive non-native
Perennial grass

POACEAE


Spartina densiflora    Dense flowered cord grass,  Denseflower cordgrass
invasive non-native
Perennial grass

POACEAE

Spartina densiflora Spartina densiflora Spartina densiflora
2001 Joe DiTomaso
2001 Joe DiTomaso
2001 Joe DiTomaso

Spartina patens    Salt meadow cord grass,  Saltmeadow cordgrass
invasive non-native
Perennial grass

POACEAE

Spartina patens Spartina patens
2000 Joe DiTomaso
2011 Steve Matson

Spartium junceum    Gorse,  Spanish broom
invasive non-native
Shrub

FABACEAE

Spartium junceum Spartium junceum Spartium junceum
2006 Luigi Rignanese
2009 Barry Rice
2006 Jennifer Naegele

Stipa capensis    Cape ricegrass
invasive non-native
Annual grass

POACEAE

Stipa capensis Stipa capensis
2006 Luigi Rignanese
2006 Luigi Rignanese

Nassella manicata    Andean tussockgrass
(currently Stipa manicata)
invasive non-native
Perennial grass

POACEAE

Nassella manicata Nassella manicata
2011 Eric Wrubel, NPS
2011 Eric Wrubel, NPS

Stipa manicata    Andean tussockgrass
invasive non-native
Perennial grass

POACEAE

Stipa manicata Stipa manicata
2011 Eric Wrubel, NPS
2011 Eric Wrubel, NPS

Stipa miliacea var. miliacea    Smilo grass
non-native
Perennial grass

POACEAE

Stipa miliacea var. miliacea Stipa miliacea var. miliacea Stipa miliacea var. miliacea
2006 Luigi Rignanese
2009 Keir Morse
2007 Tom Cochrane

Piptatherum miliaceum    Smilo grass
(currently Stipa miliacea var. miliacea)
non-native
Perennial grass

POACEAE

Piptatherum miliaceum Piptatherum miliaceum Piptatherum miliaceum
2006 Luigi Rignanese
2009 Keir Morse
2007 Tom Cochrane

Tamarix aphylla    Athel tamarisk,  Athel tree
invasive non-native
Tree

TAMARICACEAE

Tamarix aphylla Tamarix aphylla Tamarix aphylla
2009 Neal Kramer
2013 Jean Pawek
2009 Neal Kramer

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

TAMARICACEAE

Tamarix chinensis Tamarix chinensis Tamarix chinensis
2011 Robert Sivinski
2015 Robert Sikora
2014 Ron Wolf

Tamarix gallica    French tamarisk
non-native
Tree, Shrub

TAMARICACEAE

Tamarix gallica Tamarix gallica Tamarix gallica
1995 Saint Mary's College of California
1995 Saint Mary's College of California
1995 Saint Mary's College of California

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

TAMARICACEAE

Tamarix parviflora Tamarix parviflora Tamarix parviflora
2009 Barry Rice
2006 Laura Ann Eliassen
2015 Steve Matson

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

TAMARICACEAE

Tamarix ramosissima Tamarix ramosissima Tamarix ramosissima
2010 Neal Kramer
2010 Neal Kramer
2014 Neal Kramer

Tanacetum vulgare    Common tansy
invasive non-native
Perennial herb

ASTERACEAE

Tanacetum vulgare Tanacetum vulgare Tanacetum vulgare
2005 George W. Hartwell
2007 Louis-M. Landry
2012 Richard Spellenberg

Tetragonia tetragonioides    New zealand spinach
invasive non-native
Annual herb

AIZOACEAE

Tetragonia tetragonioides Tetragonia tetragonioides Tetragonia tetragonioides
2015 John Doyen
2009 Neal Kramer
2012 Ron Vanderhoff

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

APIACEAE

Torilis arvensis Torilis arvensis Torilis arvensis
2008 Keir Morse
2013 Jean Pawek
2008 Keir Morse

Sapium sebiferum    Chinese tallowtree
(currently Triadica sebifera)
non-native
Tree

EUPHORBIACEAE

Sapium sebiferum Sapium sebiferum Sapium sebiferum
2005 Dwain Goforth
2009 Barry Rice
2009 Barry Rice

Trifolium hirtum    Rose clover
invasive non-native
Annual herb

FABACEAE

Trifolium hirtum Trifolium hirtum Trifolium hirtum
2004 Carol W. Witham
2013 Zoya Akulova
2007 Neal Kramer

Ulex europaeus    Common gorse
invasive non-native
Shrub

FABACEAE

Ulex europaeus Ulex europaeus Ulex europaeus
2006 David A. Tharp
2011 Zoya Akulova
2008 Zoya Akulova

Verbascum thapsus    Common mullein,  Woolly mullein
invasive non-native
Perennial herb

SCROPHULARIACEAE

Verbascum thapsus Verbascum thapsus Verbascum thapsus
2008 Keir Morse
2008 Mary Winter
2009 Neal Kramer

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

APOCYNACEAE

Vinca major Vinca major Vinca major
2007 Neal Kramer
2007 Luigi Rignanese
2004 Dr. Amadej Trnkoczy

Washingtonia robusta    Mexican fan palm
invasive non-native
Tree

ARECACEAE

Washingtonia robusta Washingtonia robusta Washingtonia robusta
2003 Joseph Dougherty/ecology.org
2015 Zoya Akulova
2015 Zoya Akulova

Watsonia meriana    Bulbil bugle lily
invasive non-native
Perennial herb

IRIDACEAE

Watsonia meriana Watsonia meriana Watsonia meriana
2011 Vernon Smith
2015 Asa Spade
2010 Eric Wrubel

Zantedeschia aethiopica    Calla lily,  Callalily,  Common calla
invasive non-native
Perennial herb

ARACEAE

Zantedeschia aethiopica Zantedeschia aethiopica Zantedeschia aethiopica
2015 Barry Breckling
2008 Neal Kramer
2013 Sierra Pacific Industries

Zostera japonica    Dwarf eelgrass
invasive non-native
Perennial herb

ZOSTERACEAE