Morro Bay State Park
San Luis Obispo County |
|
||||||||
David Keil / CNPS-SLO (2019-06-07) |
546 PLANTS |
Abronia umbellata var. umbellata Beach sand verbena
native
Perennial herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2014 Steve Matson
|
Achillea millefolium Common yarrow
native
Perennial herb ![]() 2022 Andy Ford
![]() 2014 James Gonsman
![]() 2023 Ron Vanderhoff
|
Acmispon americanus var. americanus American bird's foot trefoil, American trefoil, Spanish lotus
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2019 Matt Berger
![]() 2017 David Wolfson
|
Acmispon brachycarpus hill lotus
native
Annual herb ![]() 2005 Steve Matson
![]() 2005 Steve Matson
![]() 2018 Steve Matson
|
Acmispon glaber var. glaber Deerweed
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
native
Perennial herb ![]() 2022 R.A. Chasey
![]() 2022 R.A. Chasey
![]() 2023 Matt Berger
|
Acmispon junceus var. junceus Rush lotus
native
Perennial herb ![]() 2016 John Doyen
![]() 2016 John Doyen
![]() 2016 John Doyen
|
Acmispon parviflorus Hill lotus
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2005 Steve Matson
![]() 2005 Steve Matson
|
Acmispon strigosus Strigose lotus
native
Annual herb ![]() 2016 Steve Matson
![]() 2009 Steve Matson
![]() 2019 Gary McDonald
|
Acmispon wrangelianus Wrangel lotus
native
Annual herb ![]() 2021 Jamie Spielmann
![]() 2018 Gary McDonald
![]() 2022 Richard Sullivan
|
native
Tree, Shrub ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2019 Gary McDonald
|
Aeonium haworthii Haworth's aeonium
non-native
Shrub ![]() 2019 Wyatt Dooley
![]() 2021 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Agave americana American century plant
non-native
Shrub ![]() 2021 Ron Vanderhoff
![]() 2017 MCOSD EDRR
![]() 2021 Ron Vanderhoff
|
Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb ![]() 2007 Gerald Carr
![]() 2007 Gerald Carr
![]() 2021 Emily Sluiman
|
Agrostis pallens Leafy bent grass, Seashore bentgrass, Thingrass
native
Perennial grass ![]() 2021 John Rawlings
![]() 2020 Susan McDougall
![]() 2021 John Rawlings
|
Agrostis stolonifera Creeping bentgrass, Redtop
invasive non-native
Perennial grass ![]() 2018 Rachelle Gray
![]() 2018 Rachelle Gray
![]() 2018 Rachelle Gray
|
Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass
invasive non-native
Annual grass ![]() 2019 Gary McDonald
![]() 2019 Gary McDonald
![]() 2005 Steve Matson
|
Alisma triviale Northern water plantain
native
Perennial herb (aquatic) ![]() 2023 Ken-ichi Ueda
![]() 2022 R.A. Chasey
![]() 2019 Gena Bentall
|
Allium cepa Garden onion
non-native
Perennial herb (bulb) ![]() 2019 Stacie Sherman
![]() 2016 Zoya Akulova
![]() 2016 Zoya Akulova
|
Allium sativum Cultivated garlic
non-native
Perennial herb (bulb) ![]() 2005 Luigi Rignanese
![]() 2005 Luigi Rignanese
|
Amaranthus deflexus Amaranth, Large fruited amaranth, Largefruit amaranth
non-native
Annual herb ![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Amaryllis belladonna Belladonna lily
non-native
Perennial herb ![]() 2016 Camille Nowell
![]() 2008 Neal Kramer
![]() 2022 Ron Vanderhoff
|
Ambrosia chamissonis Beach bur, Silver beachweed
native
Perennial herb ![]() 2021 Suzanne L. Weakley
![]() 2020 Diane Etchison
![]() 2022 David Strauch
|
Ambrosia psilostachya Ragweed, Western ragweed
native
Perennial herb ![]() 2021 Mary Ann Machi
![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Amsinckia intermedia Common fiddleneck
native
Annual herb ![]() 2020 Matt Berger
![]() 2019 Ron Vanderhoff
![]() 2021 David popp
|
Amsinckia spectabilis var. microcarpa Small fruit seaside fiddleneck
native
Annual herb ![]() 1997 Christopher L. Christie
![]() 2020 David Greenberger
![]() 1997 Christopher L. Christie
|
Anaphalis margaritacea Pearly everlasting
native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2021 Ken Lunders
![]() 2014 James Gonsman
|
Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile
invasive non-native
Annual herb ![]() 2017 Diane Etchison
![]() 2019 Nathan Taxel
![]() 2019 Dave Beller
|
Antirrhinum nuttallianum ssp. subsessile Nuttall's snapdragon
native
Annual, Perennial herb ![]() 2017 Steve Matson
![]() 2017 Steve Matson
![]() 2014 Steve Matson
|
Aphanes occidentalis Western lady's mantle
native
Annual, Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2017 Ron Vanderhoff
![]() 2021 David popp
|
Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Apium graveolens Smallage, Garden celery
non-native
Annual, Biennial herb ![]() 2016 Joan Hampton
![]() 2019 Nathan Taxel
![]() 2016 Joan Hampton
|
Aptenia cordifolia Baby sun rose, Dew plant
non-native
Perennial herb ![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Arbutus menziesii Madrono, Pacific madrone
native
Tree ![]() 2021 Cynthia Powell
![]() 2021 R.A. Chasey
![]() 2021 Hunter Breck
|
Arctostaphylos morroensis Morro manzanita
rare native
Shrub ![]() 2020 David Greenberger
![]() 2020 David Greenberger
![]() 2020 David Greenberger
|
Arctostaphylos osoensis Oso manzanita
rare native
Shrub ![]() 2020 David Greenberger
![]() 2022 David Krause
![]() 2019 Susan McDougall
|
Arctostaphylos tomentosa ssp. daciticola Dacite manzanita
rare native
Shrub ![]() 2020 David Greenberger
![]() 2019 Susan McDougall
![]() 2020 David Greenberger
|
Arctotheca prostrata prostrate cape weed, creeping capeweed
invasive non-native
Annual, Perennial herb ![]() 2017 James Gonsman
![]() 2020 Lenihan Mazur
![]() 2021 David Wolfson
|
Artemisia biennis Biennial sagewort
non-native
Annual, Perennial herb ![]() 2019 Jennifer Mo
![]() 2017 Ron Vanderhoff
![]() 2019 Jennifer Mo
|
Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub ![]() 2018 James Gonsman
![]() 2019 Aaron Echols
![]() 2018 Ron Vanderhoff
|
Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb ![]() 2013 Brent Morgan
![]() 2022 Ron Vanderhoff
![]() 2021 Mike Russler
|
Arthrocnemum subterminale Parish's glasswort
native
Perennial herb ![]() 2020 Sandy Leatherman
![]() 2021 Denise Defreese
![]() 2020 Ron Vanderhoff
|
Arundo donax Giant reed
invasive non-native
Perennial grass ![]() 2013 Miriam Sachs Martin
![]() 2020 Jennifer Mo
![]() 2018 Ron Vanderhoff
|
Asphodelus fistulosus Asphodel, Onionweed
invasive non-native
Perennial herb ![]() 2017 Steve Matson
![]() 2019 Nicole Leatherman
![]() 2019 Ron Vanderhoff
|
Astragalus gambelianus Dwarf loco weed, Gambel's dwarf milk vetch, Gambel's locoweed
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2022 Mike Russler
|
Astragalus nuttallii var. nuttallii Nuttall's milkvetch, Ocean bluff milk vetch
rare native
Perennial herb ![]() 2006 Steve Matson
![]() 2006 Steve Matson
![]() 2021 Dylan Neubauer
|
Astragalus nuttallii var. virgatus Nuttall's milkvetch, Ocean bluff milk vetch, San francisco rattleweed
native
Perennial herb ![]() 2011 Toni Corelli
![]() 2016 Toni Corelli
![]() 2015 Mary Sue Ittner
|
Astragalus pomonensis Pomona milk vetch, Pomona milkvetch
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2012 Ron Vanderhoff
|
Athyrium filix-femina var. cyclosorum Common lady fern, Subarctic lady fern, Western lady fern
native
Fern ![]() 2008 Keir Morse
![]() 2018 David popp
![]() 2022 R.A. Chasey
|
Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus
native
Annual herb ![]() 2021 Paul Aigner
![]() 2008 Steve Matson
![]() 2022 Catherine Chang
|
Atriplex leucophylla Beach salt bush, Beach saltbush, Sea scale
native
Perennial herb ![]() 2006 Avis Boutell
![]() 2019 Diane Etchison
![]() 2020 Ken Hickman
|
Atriplex prostrata Fat-hen
non-native
Annual herb ![]() 2022 Mike Russler
![]() 2013 Michael Mitchell
![]() 2018 Ron Vanderhoff
|
Atriplex semibaccata Australian saltbush
invasive non-native
Perennial herb ![]() 2015 James Bailey
![]() 2021 David Wolfson
![]() 2020 Ron Vanderhoff
|
Atriplex watsonii Matscale, Watson's saltbush
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2016 Keir Morse
|
Avena barbata Slender oat, Slim oat
invasive non-native
Annual grass ![]() 2018 Julian Geoghegan
![]() 2023 David popp
![]() 2019 Ron Vanderhoff
|
Avena fatua Wild oat, Wildoat
invasive non-native
Annual grass ![]() 2018 Gary McDonald
![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
|
Azolla filiculoides American water fern, mosquito fern, Mosquito fern, Pacific mosquitofern
native
Fern ![]() 2020 Ron Vanderhoff
![]() 2023 R.A. Chasey
![]() 2021 Zoya Akulova-Barlow
|
Baccharis glutinosa Douglas' baccharis, Salt marsh baccharis
native
Perennial herb ![]() 2020 Patrick Furtado
![]() 2019 Julian Geoghegan
![]() 2020 Rebecca Schoenenberger
|
Baccharis pilularis Coyote brush, Dwarf chaparral broom
native
Shrub ![]() 2022 Ryan O'Dell
![]() 2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
![]() 2018 Cynthia Powell
|
Bellardia trixago Mediterranean lineseed
invasive non-native
Annual herb ![]() 2016 Michael Mitchell
![]() 2016 Michael Mitchell
![]() 2015 jamie smith
|
Blitum californicum Small Tree-Mallow
|
Bloomeria crocea var. aurea Common goldenstar
native
Perennial herb ![]() 2019 David Greenberger
![]() 2020 Kimberly Coates
![]() 2018 Gary McDonald
|
Bolboschoenus maritimus ssp. paludosus Saltmarsh bulrush
native
Perennial grasslike herb ![]() 2022 R.A. Chasey
![]() 2020 R.A. Chasey
![]() 2020 Alice Cummings
|
Bolboschoenus robustus x B. maritimus Small Tree-Mallow
|
Brachypodium hybridum Small Tree-Mallow
|
Brassica nigra Black mustard
invasive non-native
Annual herb ![]() 2021 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Brassica rapa Common mustard, Field mustard, Rape mustard
invasive non-native
Annual herb ![]() 2017 Cynthia Powell
![]() 2021 Diane Etchison
![]() 2018 Angelique Herman
|
Brassica tournefortii Saharan mustard
invasive non-native
Annual herb ![]() 2023 Julia Markey
![]() 2018 Jeffrey Black
![]() 2021 Ron Vanderhoff
|
Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass
invasive non-native
Annual grass ![]() 2017 Gary McDonald
![]() 2018 Bill Schmidt
![]() 2017 Gary McDonald
|
Briza minor Little quaking grass, Little quakinggrass, Little rattlesnake grass
non-native
Annual grass ![]() 2022 Alice Cummings
![]() 2019 Gary McDonald
![]() 2019 Gary McDonald
|
Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass ![]() 2016 Richard Chasey
![]() 2013 Jean Pawek
![]() 2021 Amelia Ryan
|
Bromus catharticus var. catharticus Rescue grass
non-native
Annual, Perennial grass ![]() 2019 John Rawlings
![]() 2023 Jacob Smith
![]() 2023 Jacob Smith
|
Bromus catharticus var. elatus Chilean brome
non-native
Annual, Perennial grass ![]() 2017 MCOSD EDRR
![]() 2006 Steve Matson
![]() 2014 Bryan Derr
|
Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
invasive non-native
Annual grass ![]() 2022 Ron Vanderhoff
![]() 2021 Richard Spjut
![]() 2022 Ron Vanderhoff
|
Bromus hordeaceus Soft brome, Soft chess
invasive non-native
Annual grass ![]() 2023 Ron Vanderhoff
![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
|
Bromus maritimus Maritime brome
native
Perennial grass ![]() 2020 Ken Hickman
![]() 2016 Richard Chasey
![]() 2017 Toni Corelli
|
Bromus rubens Red brome
invasive non-native
Annual grass ![]() 2015 Chris Jaster
![]() 2015 jamie smith
![]() 2018 Gary McDonald
|
Bromus vulgaris Columbia brome, Common brome
native
Annual grass ![]() 2020 Aaron Sunshine
![]() 2008 Zoya Akulova
![]() 2018 Neal Kramer
|
Cakile maritima European searocket, Sea rocket
invasive non-native
Annual herb ![]() 2019 Diane Etchison
![]() 2014 James Gonsman
![]() 2019 Diane Etchison
|
Calandrinia breweri Brewer's calandrinia
rare native
Annual herb ![]() 2015 Ron Vanderhoff
![]() 2018 Ken Hickman
![]() 2014 Ron Vanderhoff
|
Calandrinia menziesii red maids, Calandrinia
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Calibrachoa parviflora Wild petunia
native
Annual herb ![]() 2017 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Calochortus argillosus Clay mariposa lily
native
Perennial herb (bulb) ![]() 2016 Daniel Neal
![]() 2022 Suzanne L. Weakley
![]() 2022 Suzanne L. Weakley
|
Calochortus clavatus var. clavatus Club haired mariposa lily, Clubhair mariposa lily
rare native
Perennial herb (bulb) ![]() 2020 David Wolfson
![]() 2020 David Krause
![]() 2023 Mike Russler
|
Calyptridium monandrum Common pussypaws, Pussy paws
native
Annual herb ![]() 2019 Stacie Wolny
![]() 2023 Maisie Borg
![]() 2021 Mike Russler
|
Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine ![]() 2017 Michael Mitchell
![]() 2020 James Gonsman
![]() 2017 Michael Mitchell
|
Calystegia malacophylla ssp. pedicellata Jepson's morning glory, Sierra false bindweed
native
Perennial herb ![]() 2021 R.A. Chasey
![]() 2020 David Greenberger
![]() 2021 Dick Rawson
|
Calystegia subacaulis ssp. episcopalis Cambria morning glory, San luis obispo county morning glory
rare native
Perennial herb (rhizomatous) ![]() 2019 David Greenberger
![]() 2021 Kristen Nelson
![]() 2018 Adonis Tate
|
Camissonia strigulosa Contorted primrose, Sandysoil suncup, Strigose sun cup
native
Annual herb ![]() 2015 Diane Etchison
![]() 2011 Michael Mitchell
![]() 2015 Diane Etchison
|
Camissoniopsis cheiranthifolia ssp. cheiranthifolia Beach evening-primrose
native
Annual, Perennial herb ![]() 2019 Patrick Furtado
![]() 2016 Steve Matson
![]() 2006 Steve Matson
|
Camissoniopsis micrantha Spencer primrose
native
Annual herb ![]() 2021 Ken-ichi Ueda
![]() 2021 Ken-ichi Ueda
![]() 2023 Julia Markey
|
Capsella bursa-pastoris Shepherd's purse
non-native
Annual herb ![]() 2008 Steve Matson
![]() 2019 Cynthia Powell
![]() 2022 Doug Allshouse
|
Cardamine californica California toothwort, milkmaids
native
Perennial herb ![]() 2020 Barbara Peck
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Cardamine hirsuta Hairy bitter cress, Hairy bittercress
non-native
Annual herb ![]() 2020 Ken Lunders
![]() 2022 Donald Burk
![]() 2022 Donald Burk
|
Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb ![]() 2008 Steve Matson
![]() 2017 Ron Vanderhoff
![]() 2013 Ron Wolf
|
Cardionema ramosissimum Sand mat, Sandcarpet
native
Perennial herb ![]() 2023 Ron Vanderhoff
![]() 2015 Michael Mitchell
![]() 2019 John Rawlings
|
Carduus pycnocephalus Italian thistle
invasive non-native
Annual herb ![]() 2019 Gary McDonald
![]() 2023 Diana Wahl
![]() 2017 Gary McDonald
|
Carex barbarae Santa barbara sedge, Valley sedge
native
Perennial grasslike herb ![]() 2017 Eric Wrubel, NPS
![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
|
Carex globosa Round fruit sedge
native
Perennial grasslike herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2021 John Rawlings
|
Carex obnupta Coast carex, Slough sedge
native
Perennial grasslike herb ![]() 2017 Steve Matson
![]() 2019 MCOSD EDRR
![]() 2022 Zoya Akulova-Barlow
|
Carex pansa Sand dune sedge, Sanddune sedge
native
Perennial grasslike herb ![]() 2003 Steve Matson
![]() 2003 Steve Matson
![]() 2003 Steve Matson
|
Carpobrotus chilensis Sea fig
invasive non-native
Perennial herb ![]() 2018 Nicole Leatherman
![]() 2016 Steve Matson
![]() 2021 Cynthia Powell
|
Carpobrotus edulis Hottentot fig, Iceplant, Sea fig
invasive non-native
Perennial herb ![]() 2021 Michelle Karle
![]() 2017 Lisa Miller
![]() 2018 Cynthia Powell
|
Carthamus lanatus Woolly distaff thistle
invasive non-native
Annual herb ![]() 2019 Lenihan Mazur
![]() 2019 Danielle Carney
![]() 2019 Danielle Carney
|
Castilleja affinis ssp. affinis Coast indian paintbrush
native
Perennial herb ![]() 2006 Steve Matson
![]() 2021 Dylan Neubauer
![]() 2019 Ron Vanderhoff
|
Castilleja attenuata Narrow leaved owl's clover, Valley tassels
native
Annual herb ![]() 2009 BOB CASE
![]() 2023 R.A. Chasey
![]() 2022 Mike Russler
|
Castilleja exserta ssp. latifolia Purple owl's clover, Wideleaf indian paintbrush
native
Annual herb ![]() 2022 Julia Larke
![]() 2022 R.A. Chasey
![]() 2020 Mary Ann Machi
|
Ceanothus cuneatus var. fascicularis Sand buck brush, Sedgeleaf buckbrush
rare native
Shrub ![]() 2020 David Greenberger
![]() 2012 Neal Kramer
![]() 2022 Cynthia Powell
|
Ceanothus cuneatus var. ramulosus Buck brush
native
Shrub ![]() 2017 Robert Barnard
![]() 2020 Robert Steers
![]() 2023 Robert Steers
|
Ceanothus impressus. var. impressus Small Tree-Mallow
|
Ceanothus papillosus warty-leaf ceanothus, Wartleaf ceanothus
native
Shrub ![]() 2022 Justin Luong
![]() 2019 Susan McDougall
![]() 2021 Mary Conway
|
Cenchrus clandestinus Kikuyu grass, Kikuyugrass
invasive non-native
Perennial grass ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2017 Josh Nuzzo
|
Centaurea cyanus Garden cornflower
non-native
Annual herb ![]() 2019 David Greenberger
![]() 2020 Joe Engelbrecht
![]() 2020 David Wolfson
|
Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
invasive non-native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Laura Anna Arellano
|
Centranthus ruber Jupiter's beard, Red valerian
non-native
Annual, Perennial herb ![]() 2013 Zachary Mikalonis
![]() 2022 Justin Felder
![]() 2020 Deborah Dozier
|
Chasmanthe floribunda African cornflag, Chasmanthe
invasive non-native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2017 Ron Vanderhoff
|
Chenopodiastrum murale Small Tree-Mallow
|
Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot
non-native
Annual herb ![]() 2022 Ron Vanderhoff
![]() 2014 Toni Corelli
![]() 2022 Ron Vanderhoff
|
Chenopodium berlandieri Berlandier's goosefoot, Pit seed goosefoot
native
Annual herb ![]() 2003 Keir Morse
![]() 2003 Keir Morse
![]() 2003 Keir Morse
|
Chenopodium berlandieri var. sinuatum Pitseed goosefoot
native
Annual herb ![]() 2014 Ron Vanderhoff
![]() 2023 Dianne Lake
![]() 2018 Ron Vanderhoff
|
Chenopodium littoreum Coastal goosefoot
rare native
Annual herb ![]() 2014 John Sayers
![]() 2014 John Sayers
![]() 2012 Terrence Gosliner
|
Chlorogalum pomeridianum var. divaricatum Soap plant, Spreading soaproot, Wavyleaf soap plant
native
Perennial herb ![]() 2017 Jessica Woodard
![]() 2003 Toni Corelli
![]() 2008 Gary A. Monroe
|
Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb ![]() 2021 Sue Graue
![]() 2015 Sharon King & Randy Aeschliman
![]() 2018 Karen Scheuermann
|
Chorizanthe angustifolia Narrow leaf spineflower, Narrowleaf spineflower
native
Annual herb ![]() 2020 David Greenberger
![]() 2021 Keir Morse
![]() 2021 Keir Morse
|
Chorizanthe diffusa Diffuse spineflower
native
Annual herb ![]() 2022 Irene Rosen
![]() 2020 David Greenberger
![]() 2022 Irene Rosen
|
Chorizanthe palmeri Palmer's spineflower
rare native
Annual herb ![]() 2019 David Greenberger
![]() 2012 Terrence Gosliner
![]() 2014 John Doyen
|
Chorizanthe staticoides Turkish rugging
native
Annual herb ![]() 2019 Diane Etchison
![]() 2019 Bryant Baker
![]() 2009 Robert Steers
|
Cicuta maculata var. bolanderi Saltmarsh water hemlock, Spotted water hemlock
rare native
Perennial herb ![]() 2007 Doreen L. Smith
![]() 2022 Morgan Stickrod
![]() 2020 Ramona Robison
|
Cirsium occidentale var. occidentale Cobweb thistle, Cobwebby thistle
native
Perennial herb ![]() 2022 Suzanne L. Weakley
![]() 2020 Coty Sifuentes-Winter
![]() 2009 Neal Kramer
|
Cirsium vulgare Bull thistle
invasive non-native
Perennial herb ![]() 2017 James Bailey
![]() 2020 Bob Sweatt
![]() 2020 Bob Sweatt
|
Cistus incanus Hairy rockrose
non-native
Shrub ![]() 2020 Karen Swift
![]() 2023 Ron Vanderhoff
![]() 2018 Julian Geoghegan
|
Clarkia affinis Chaparral clarkia, Chaparral fairyfan
native
Annual herb ![]() 2019 David Greenberger
![]() 2019 Ken Hickman
![]() 2020 Steve Laymon
|
Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce
native
Annual herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
|
Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb ![]() 2008 Steve Matson
![]() 2008 Steve Matson
![]() 2008 Steve Matson
|
Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva
native
Perennial herb, Vine ![]() 2018 Diane Etchison
![]() 2012 Steve Matson
![]() 2012 Steve Matson
|
Clinopodium douglasii Yerba buena
native
Perennial herb ![]() 2019 Gary McDonald
![]() 2012 Gary McDonald
![]() 2012 Gary McDonald
|
Conicosia pugioniformis False ice plant, Narrow leaved iceplant
invasive non-native
Perennial herb ![]() 2022 Mike Russler
![]() 2022 Mike Russler
![]() 2022 Mike Russler
|
Conium maculatum Poison hemlock
invasive non-native
Perennial herb ![]() 2019 James Bailey
![]() 2013 Toni Corelli
![]() 2016 Cynthia Powell
|
Convolvulus simulans Small flowered morning glory
rare native
Annual herb ![]() 2016 Ron Vanderhoff
![]() 2017 James Bailey
![]() 2023 David Gowen
|
Corethrogyne filaginifolia Common sandaster
native
Perennial herb ![]() 2022 Mike Russler
![]() 2018 Ron Vanderhoff
![]() 2019 Diane Etchison
|
Cornus sericea ssp. occidentalis Western dogwood
native
Shrub ![]() 2019 David Greenberger
![]() 2018 Lynn Overtree
![]() 2020 Susan McDougall
|
Cortaderia jubata Pampas grass, Purple pampas grass
invasive non-native
Perennial grass ![]() 2018 Ramona Robison
![]() 2021 Michelle Karle
![]() 2022 Michelle Karle
|
Cotula australis Australian brass buttons, Australian cotula, Australian waterbuttons
non-native
Annual herb ![]() 2023 Mike Russler
![]() 2022 Ron Vanderhoff
![]() 2023 Mike Russler
|
Cotula coronopifolia Brass buttons, Common brassbuttons
invasive non-native
Perennial herb ![]() 2022 Steve Matson
![]() 2022 Steve Matson
![]() 2018 Adam Chasey
|
Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Crassula tillaea Mediterranean pygmy weed, Moss pygmyweed
non-native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Crocanthemum scoparium peak rush-rose, broom rush-rose
native
Shrub ![]() 2020 Stacie Wolny
![]() 2020 Stacie Wolny
![]() 2020 Stacie Wolny
|
Croton californicus California croton, Desert croton
native
Perennial herb ![]() 2022 Dianne Lake
![]() 2022 Aaron Echols
![]() 2022 Aaron Echols
|
Crypsis schoenoides Swamp grass, Swamp picklegrass, Swamp pricklegrass
non-native
Annual grass ![]() 2023 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Cryptantha clevelandii var. florosa Coastal cryptantha
native
Annual herb ![]() 2020 David Greenberger
![]() 2020 Ryan Carle
![]() 2023 Ken-ichi Ueda
|
Cryptantha leiocarpa Coast cryptantha, Coastal cryptantha, Popcorn flower
native
Annual herb ![]() 2017 Steve Matson
![]() 2017 Steve Matson
![]() 2021 John Rawlings
|
Cryptantha micromeres Minute flowered cryptantha, Pygmyflower cryptantha, Small flowered cryptantha
native
Annual herb ![]() 2021 Jodi McGraw
![]() 2020 Ken Hickman
![]() 2019 John Rawlings
|
Cuscuta occidentalis California dodder
native
Annual herb, Vine (parasitic) ![]() 2022 R.A. Chasey
![]() 2018 David popp
![]() 2022 R.A. Chasey
|
native
Annual herb, Vine (parasitic) ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 R.A. Chasey
|
Cynodon dactylon Bermuda grass, Bermudagrass
invasive non-native
Perennial grass ![]() 2021 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Cynosurus echinatus Annual dogtail, Bristly dogstail grass, Dogtail grass
invasive non-native
Annual grass ![]() 2017 Gary McDonald
![]() 2010 Julie A. Kierstead
![]() 2022 Ron Vanderhoff
|
Cyperus eragrostis Tall cyperus, Tall flatsedge
native
Perennial grasslike herb ![]() 2016 Joan Hampton
![]() 2021 Ken Lunders
![]() 2014 James Gonsman
|
Cyperus involucratus Umbrella plant, Unbrella plant
non-native
Perennial grasslike herb ![]() 2018 Rachelle Gray
![]() 2020 Martin Lemon
![]() 2018 Jennifer Mo
|
Dactylis glomerata Orchard grass, Orchardgrass
invasive non-native
Perennial grass ![]() 2018 Jennifer Mo
![]() 2020 Jim Richards
![]() 2017 Gary McDonald
|
Danthonia californica California oatgrass
native
Perennial grass ![]() 2020 Sara Timby
![]() 2007 Steve Matson
![]() 2002 Bart and Susan Eisenberg
|
Datura stramonium Jimson weed, Jimsonweed
non-native
Annual herb ![]() 2011 Steve Matson
![]() 2011 Steve Matson
![]() 2020 Ron Vanderhoff
|
Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb ![]() 2019 Diane Etchison
![]() 2022 David Wolfson
![]() 2021 Ken Lunders
|
Deinandra fasciculata Clustered tarweed
native
Annual herb ![]() 2022 David Strauch
![]() 2017 Steve Matson
![]() 2017 Steve Matson
|
Deinandra increscens ssp. increscens Grassland tarweed
native
Annual herb ![]() 2011 George Williams
![]() 2003 Lynn Watson
|
Delairea odorata Cape ivy
invasive non-native
Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Dendromecon rigida Bush poppy, Tree poppy
native
Shrub ![]() 2019 Eliezer Margolis
![]() 2018 Hunter Breck
![]() 2010 Suzanne L. Weakley
|
Deschampsia elongata Hairgrass, Slender hairgrass
native
Perennial grass ![]() 2021 John Rawlings
![]() 2021 John Rawlings
![]() 2023 Robert Steers
|
Descurainia pinnata ssp. brachycarpa Western tansymustard
native
Annual herb ![]() 2011 Gerald D. Carr
![]() 2011 Gerald D. Carr
![]() 2011 Gerald D. Carr
|
Dimorphotheca ecklonis Blue & white daisybush
non-native
Perennial herb ![]() 2019 Dean Taylor
![]() 2018 David Wolfson
![]() 2020 Nathan Taxel
|
Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower
native
Shrub ![]() 2023 Bill Kress
![]() 2019 Stacie Wolny
![]() 2019 Gary McDonald
|
Dipsacus sativus Fuller's teasel, Indian teasel
invasive non-native
Annual, Biennial herb ![]() 2019 Danielle Carney
![]() 2022 Jennifer Mo
![]() 2022 David Strauch
|
Dipterostemon capitatus ssp. capitatus Blue dicks
native
Perennial herb ![]() 2023 Alaine Arslan
![]() 2008 Steve Matson
![]() 2016 Steve Matson
|
Distichlis spicata Inland saltgrass, Salt grass, Saltgrass
native
Perennial grass ![]() 2020 Matt Berger
![]() 2019 Ron Vanderhoff
![]() 2022 Donald Burk
|
Drosanthemum floribundum Ice plant, Rosy ice plant, Showy dewflower
non-native
Perennial herb ![]() 2019 Michelle Karle
![]() 2019 Michelle Karle
![]() 2022 Ramona Robison
|
Drymocallis glandulosa var. glandulosa Sticky cinquefoil
native
Perennial herb ![]() 2020 Diane Etchison
![]() 2017 Steve Matson
![]() 2021 Mike Russler
|
Drymocallis glandulosa var. wrangelliana Sticky cinquefoil
native
Perennial herb ![]() 2020 Mary Conway
![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern ![]() 2018 James Gonsman
![]() 2019 Rebecca Crowe
![]() 2023 Julia Markey
|
Dudleya blochmaniae ssp. blochmaniae Blochman's dudleya, Blochman's liveforever
rare native
Perennial herb ![]() 2022 Aaron Echols
![]() 2018 Kristen Nelson
![]() 2023 Mike Russler
|
Dudleya caespitosa Coast dudleya, Sand lettuce
native
Perennial herb ![]() 2022 Mary Conway
![]() 2022 Mary Conway
![]() 2022 Cynthia Powell
|
Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb ![]() 2015 Dee Warenycia
![]() 2020 Steven M Norris
![]() 2020 Steven M Norris
|
Dysphania ambrosioides Mexican tea
non-native
Annual, Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Ehrharta calycina Perennial veldt grass, Perennial veldtgrass
invasive non-native
Perennial grass ![]() 2020 David Greenberger
![]() 2019 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Ehrharta erecta Panic veldtgrass, Upright veldt grass
invasive non-native
Perennial grass ![]() 2023 Rachel Suding
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb ![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
![]() 2003 Steve Matson
|
Eleocharis rostellata Beaked spikerush, Walking sedge
native
Perennial grasslike herb ![]() 2015 Steve Matson
![]() 2015 Steve Matson
![]() 2015 Steve Matson
|
Elymus condensatus Giant wild rye
native
Perennial grass ![]() 2020 Ron Vanderhoff
![]() 2022 John Rawlings
![]() 2020 Diane Etchison
|
Elymus triticoides Beardless wild rye
native
Perennial grass ![]() 2018 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2018 Rachelle Gray
|
Emex spinosa Devil's thorn, Spiny threecornerjack
invasive non-native
Annual herb ![]() 2017 Barbara Boethling
![]() 2015 Ron Vanderhoff
![]() 2017 Barbara Boethling
|
Encelia californica Bush sunflower, California brittlebush, California encelia
native
Shrub ![]() 2020 Aaron Echols
![]() 2021 Mary Wloch
![]() 2020 Diane Etchison
|
Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Epilobium ciliatum ssp. ciliatum Fringed willowherb, Northern willow herb, Willow herb
native
Perennial herb ![]() 2017 Gary McDonald
![]() 2019 Gary McDonald
![]() 2019 Ron Vanderhoff
|
Epilobium ciliatum ssp. watsonii Fringed willowherb, Watson's willowherb, Willow herb
native
Perennial herb ![]() 2012 BOB CASE
![]() 2012 BOB CASE
![]() 2021 Jamie Spielmann
|
Equisetum hyemale ssp. affine Giant scouring rush
native
Fern ![]() 2013 Michael Mitchell
![]() 2021 Ron Vanderhoff
![]() 2013 Michael Mitchell
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern ![]() 2011 Toni Corelli
![]() 2021 Bryant Baker
![]() 2021 Bryant Baker
|
Equisetum xferrissii Ferris' horsetail
native
Fern ![]() 2018 Gerald Carr
![]() 2018 Gerald Carr
![]() 2018 Gerald Carr
|
Eriastrum densifolium ssp. densifolium Giant eriastrum
native
Perennial herb ![]() 2018 Cindy Roessler
![]() 2018 Cindy Roessler
![]() 2023 Ron Vanderhoff
|
Ericameria ericoides California goldenbush, Mock heather
native
Shrub ![]() 2021 Mike Russler
![]() 2021 Mike Russler
![]() 2021 Suzanne L. Weakley
|
Erigeron bonariensis Flax-leaved horseweed
non-native
Annual herb ![]() 2021 Donald Burk
![]() 2017 Gary McDonald
![]() 2023 Ron Vanderhoff
|
Erigeron canadensis Canada horseweed
native
Annual herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2022 Mike Russler
|
Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane
native
Perennial herb, Shrub ![]() 2023 Ron Vanderhoff
![]() 2021 Jacob Martin
![]() 2022 Ron Vanderhoff
|
Erigeron sumatrensis Tropical horseweed
non-native
Annual herb ![]() 2021 Doug Allshouse
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Eriogonum fasciculatum var. fasciculatum California buckwheat, Eastern mojave buckwheat
native
Shrub ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Eriogonum gracile Slender buckwheat, Slender woolly buckwheat
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Eriogonum parvifolium Dune eriogonum, Sea cliff buckwheat, Seacliff buckwheat
native
Shrub ![]() 2022 Mary Conway
![]() 2020 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow
native
Shrub ![]() 2013 James Gonsman
![]() 2020 Mary Conway
![]() 2020 Ron Vanderhoff
|
Eriophyllum multicaule Branched woolly sunflower, Many stemmed eriophyllum, Manystem woolly sunflower
native
Annual herb ![]() 2020 David Wolfson
![]() 2020 David Greenberger
![]() 2022 David Wolfson
|
Eriophyllum staechadifolium Lizard tail, Seaside golden yarrow, Seaside woolly sunflower
native
Perennial herb ![]() 2020 Susan McDougall
![]() 2014 James Gonsman
![]() 2019 Mary Conway
|
Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree
non-native
Annual herb ![]() 2014 Bryan Derr
![]() 2017 Gary McDonald
![]() 2015 Ken Lunders
|
Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
invasive non-native
Annual herb ![]() 2022 Steve Matson
![]() 2020 Julia Markey
![]() 2022 Steve Matson
|
Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
invasive non-native
Annual herb ![]() 2016 Steve Matson
![]() 2016 James Bailey
![]() 2018 Stacie Wolny
|
Erysimum suffrutescens Suffrutescent wallflower
rare native
Perennial herb ![]() 2020 David Greenberger
![]() 2013 Debra L. Cook
![]() 2014 Neal Kramer
|
Erythranthe cardinalis Cardinal monkey flower
native
Perennial herb ![]() 2014 James Gonsman
![]() 2023 Steve Conger
![]() 2021 Mike Russler
|
Erythranthe guttata Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) ![]() 2019 Stacie Wolny
![]() 2015 James Gonsman
![]() 2019 Stacie Wolny
|
Eschscholzia californica California poppy
native
Annual, Perennial herb ![]() 2019 Dee Shea Himes
![]() 2021 Ron Vanderhoff
![]() 2019 Amy Rapport
|
Eucalyptus globulus Blue gum, Tasmanian bluegum
invasive non-native
Tree ![]() 2020 Jennifer Mo
![]() 2022 Ryan O'Dell
![]() 2021 Cynthia Powell
|
Eucrypta chrysanthemifolia var. chrysanthemifolia Common eucrypta, Spotted hideseed
native
Annual herb ![]() 2014 Steve Matson
![]() 2022 Jennifer Mo
![]() 2014 Steve Matson
|
Euphorbia lathyris Compass plant, Gopher plant, Moleplant
invasive non-native
Annual, Perennial herb ![]() 2017 Aaron Echols
![]() 2021 Mike Russler
![]() 2017 Ron Vanderhoff
|
Euphorbia peplus Petty spurge
non-native
Annual herb ![]() 2006 Steve Matson
![]() 2022 Alice Cummings
![]() 2005 Luigi Rignanese
|
Euphorbia serpens Matted sandmat
non-native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb ![]() 2021 R.A. Chasey
![]() 2014 Steve Matson
![]() 2014 Steve Matson
|
Euthamia occidentalis Western flat topped goldenrod, Western goldenrod, Western goldentop
native
Perennial herb ![]() 2021 Steve Matson
![]() 2018 Ron Vanderhoff
![]() 2021 R.A. Chasey
|
Extriplex californica California orach
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2006 Steve Matson
![]() 2020 Ron Vanderhoff
|
Festuca arundinacea Alta fescue, Reed fescue, Tall fescue
invasive non-native
Perennial grass ![]() 2022 Cynthia Powell
![]() 2020 Robert Steers
![]() 2017 MCOSD EDRR
|
Festuca microstachys Small fescue
native
Annual grass ![]() 2022 Aaron Sunshine
![]() 2011 Steve Matson
![]() 2011 Steve Matson
|
Festuca myuros Rattail sixweeks grass
invasive non-native
Annual grass ![]() 2021 Aaron Echols
![]() 2021 Ron Vanderhoff
![]() 2022 John Rawlings
|
Festuca perennis Italian rye grass
invasive non-native
Annual, Perennial grass ![]() 2019 Ron Vanderhoff
![]() 2017 Gary McDonald
![]() 2021 Ron Vanderhoff
|
Festuca rubra Red fescue
native
Perennial grass ![]() 2012 Ove Anderson
![]() 2022 John Rawlings
![]() 2018 Alexandra Kookootsedes
|
Foeniculum vulgare Biscuit root, Sweet fennel
invasive non-native
Perennial herb ![]() 2019 Nicole Leatherman
![]() 2019 Ron Vanderhoff
![]() 2018 Henry DiRocco
|
Fragaria vesca California strawberry, Wild strawberry, Wood strawberry
native
Perennial herb ![]() 2020 Cara Wilcox
![]() 2017 James Gonsman
![]() 2022 Dee Shea Himes
|
Frangula californica ssp. californica California coffeeberry
native
Shrub ![]() 2015 Steve Matson
![]() 2015 Steve Matson
![]() 2019 Ron Vanderhoff
|
Frankenia salina Alkali heath, Alkali seaheath, Yerba reuma, alkali heath
native
Perennial herb ![]() 2019 Patrick Furtado
![]() 2021 Cynthia Powell
![]() 2020 Ron Vanderhoff
|
Fritillaria biflora var. biflora Chocolate lily
native
Perennial herb (bulb) ![]() 2020 David Greenberger
![]() 2016 Ron Vanderhoff
![]() 2018 Michael Mitchell
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2005 Steve Matson
![]() 2020 Ron Vanderhoff
|
Galium californicum ssp. californicum California bedstraw
native
Perennial herb ![]() 2018 Ken Hickman
![]() 2017 Ken Hickman
![]() 2015 James Gonsman
|
Galium californicum ssp. flaccidum California bedstraw
native
Perennial herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2014 Steve Matson
|
Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub ![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Gamochaeta ustulata Featherweed
native
Perennial herb ![]() 2019 Gary McDonald
![]() 2021 Zoya Akulova-Barlow
![]() 2019 Gary McDonald
|
Garrya elliptica Coast silk tassel, Coast silktassel, Silk tassel bush or quinine bush
native
Tree, Shrub ![]() 2004 Michael Charters
![]() 2020 John Rawlings
![]() 2020 Eliezer Margolis
|
Gastridium phleoides Nit grass
non-native
Annual grass ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2001 Julie Kierstead Nelson
|
Gazania linearis Gazania, Treasure flower, Treasureflower
invasive non-native
Perennial herb ![]() 2016 Barbara Boethling
![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
invasive non-native
Annual herb ![]() 2021 Al Keuter
![]() 2023 Ron Vanderhoff
![]() 2014 Bryan Derr
|
Grindelia hirsutula Gumweed, Hairy gumweed
native
Perennial herb ![]() 2021 R.A. Chasey
![]() 2020 R.A. Chasey
![]() 2015 Ken Lunders
|
Hainardia cylindrica Barbgrass, Monerma, Thin tail
non-native
Annual grass ![]() 2022 Denise Defreese
![]() 2009 Neal Kramer
![]() 2009 Neal Kramer
|
Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub ![]() 2021 Mike Russler
![]() 2021 Mary Conway
![]() 2021 Mary Conway
|
Hedypnois rhagadioloides Crete weed
non-native
Annual herb ![]() 2012 Michael Perlmutter
![]() 2022 Steve Matson
![]() 2022 Steve Matson
|
Helenium puberulum Rosilla, Sneezeweed
native
Perennial herb ![]() 2019 Patrick Furtado
![]() 2013 Toni Corelli
![]() 2015 Stephen Rosenthal
|
Heliotropium curassavicum var. oculatum Alkali heliotrope, Seaside heliotrope
native
Perennial herb ![]() 2019 Rachelle Gray
![]() 2018 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Helminthotheca echioides Bristly ox-tongue
invasive non-native
Annual, Perennial herb ![]() 2016 Hayley Ross
![]() 2019 Rachelle Gray
![]() 2012 Elizabeth Brusati
|
Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed
native
Annual herb ![]() 2013 Arcangelo Wessells
![]() 2022 R.A. Chasey
![]() 2022 R.A. Chasey
|
Hesperevax sparsiflora var. sparsiflora Erect dwarf cudweed, Few flowered evax
native
Annual herb ![]() 2020 Stacie Wolny
![]() 2020 R.A. Chasey
![]() 2021 R.A. Chasey
|
Hesperocnide tenella Western nettle, Western stinging nettle, Western stingingnettle
native
Annual herb ![]() 2019 David Greenberger
![]() 2023 Ken-ichi Ueda
![]() 2020 Ken Hickman
|
Hesperocyparis macrocarpa Monterey cypress
native
Tree ![]() 2019 Patrick Furtado
![]() 2019 Susan McDougall
![]() 2019 Cynthia Powell
|
Hesperomecon linearis Narrowleaf queen poppy
native
Annual herb ![]() 2021 Mary Conway
![]() 2021 Mary Conway
![]() 2021 Karen Swift
|
Heteranthemis viscidihirta Sand chrysanthemum
non-native
Annual herb ![]() 2012 Zoya Akulova
![]() 2015 Richard Spellenberg
![]() 2012 Zoya Akulova
|
Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub ![]() 2015 James Gonsman
![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
|
Heterotheca grandiflora Telegraph weed, Telegraphweed
native
Annual, Perennial herb ![]() 2021 Mike Russler
![]() 2021 Mike Russler
![]() 2021 Mike Russler
|
Heuchera pilosissima Alum root, Seaside alumroot
native
Perennial herb ![]() 2021 Mary Conway
![]() 2018 Hayley Ross
![]() 2018 Hayley Ross
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
invasive non-native
Perennial herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2022 Ron Vanderhoff
|
Hoita macrostachya California hemp, Large leather root
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2022 Natalie McNear
![]() 2021 Julie King
|
Hordeum brachyantherum ssp. brachyantherum Meadow barley
native
Perennial grass ![]() 2023 Denise Defreese
![]() 2015 Steve Matson
![]() 2015 Steve Matson
|
Hordeum brachyantherum ssp. californicum California barley, California meadow barley
native
Perennial grass ![]() 2021 Cynthia Powell
![]() 2023 John Rawlings
![]() 2021 John Rawlings
|
Hordeum depressum Alkali barley, Dwarf barley, Low barley
native
Annual grass ![]() 2017 Steve Matson
![]() 2017 Steve Matson
![]() 2017 Steve Matson
|
Hordeum marinum subsp gussoneanum Small Tree-Mallow
|
Hordeum murinum ssp. glaucum Blue foxtail, Smooth barley
non-native
Annual grass ![]() 2018 Gary McDonald
![]() 2019 Gary McDonald
![]() 2017 Gary McDonald
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass ![]() 2022 Ron Vanderhoff
![]() 2021 Al Keuter
![]() 2021 Ron Vanderhoff
|
Horkelia californica var. californica California horkelia
native
Perennial herb ![]() 2020 Mary Conway
![]() 2021 Mary Conway
![]() 2015 Toni Corelli
|
Horkelia cuneata var. cuneata Wedge leaved horkelia
native
Perennial herb ![]() 2020 David Greenberger
![]() 2022 R.A. Chasey
![]() 2021 Mary Conway
|
Horkelia cuneata var. sericea Kellogg's horkelia
rare native
Perennial herb ![]() 2021 Cara Wilcox
![]() 2022 Irene Rosen
![]() 2021 Cara Wilcox
|
Hydrocotyle verticillata Whorled marsh pennywort, Whorled marshpennywort
native
Perennial herb ![]() 2013 Ron Vanderhoff
![]() 2020 Robert Byrnes
![]() 2019 David Greenberger
|
Hypochaeris glabra Smooth cat's ear
invasive non-native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2017 Gary McDonald
![]() 2019 Ron Vanderhoff
|
Iris douglasiana Douglas iris, Douglas' iris
native
Perennial herb ![]() 2020 Susan McDougall
![]() 2019 Patrick Furtado
![]() 2022 Suzanne L. Weakley
|
Isocoma menziesii var. vernonioides Coastal goldenbush, Green leaved dune goldenbush, Menzies' goldenbush
native
Shrub ![]() 2018 Ron Vanderhoff
![]() 2014 Steve Matson
![]() 2018 Ron Vanderhoff
|
Isolepis cernua Low bulrush
native
Annual grasslike herb ![]() 2021 R.A. Chasey
![]() 2023 R.A. Chasey
![]() 2018 Ron Vanderhoff
|
Jaumea carnosa Fleshy jaumea, Marsh jaumea
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2018 Angelique Herman
![]() 2020 R.A. Chasey
|
Juncus acutus ssp. leopoldii Leopold's rush, Southwestern spiny rush, Wire grass
rare native
Perennial grasslike herb (rhizomatous) ![]() 2018 Ron Vanderhoff
![]() 2019 Susan McDougall
![]() 2021 Ron Vanderhoff
|
Juncus breweri Brewer's rush
native
Perennial grasslike herb ![]() 2016 Steve Matson
![]() 2016 Steve Matson
![]() 2016 Steve Matson
|
Juncus bufonius var. bufonius Toad rush
native
Annual grasslike herb ![]() 2021 John Rawlings
![]() 2023 R.A. Chasey
![]() 2019 Ron Vanderhoff
|
Juncus bufonius var. congestus Clustered toad rush
native
Annual grasslike herb ![]() 2022 R.A. Chasey
![]() 2023 R.A. Chasey
![]() 2023 Adonis Tate
|
Juncus hesperius Coast or bog rush
native
Perennial grasslike herb ![]() 2019 Patrick Furtado
![]() 2019 Patrick Furtado
![]() 2021 John Rawlings
|
Juncus lescurii Dune rush
native
Perennial grasslike herb ![]() 2008 Toni Corelli
![]() 2008 Toni Corelli
![]() 2008 Toni Corelli
|
Juncus occidentalis Rush, Slender juncus, Western rush
native
Perennial grasslike herb ![]() 2021 Toni Corelli
![]() 2021 Dick Rawson
![]() 2021 Dick Rawson
|
Juncus patens Common rush, Spreading rush
native
Perennial grasslike herb ![]() 2022 R.A. Chasey
![]() 2022 R.A. Chasey
![]() 2008 Neal Kramer
|
Juncus phaeocephalus var. phaeocephalus Brown headed rush, Brownhead rush
native
Perennial grasslike herb ![]() 2019 Dee Shea Himes
![]() 2019 Ken Hickman
![]() 2019 John Rawlings
|
Kickxia elatine Sharp leaved fluellin, Sharp point fluellin, Sharpleaf cancerwort
non-native
Perennial herb ![]() 2023 John Malpas
![]() 2018 Ron Vanderhoff
![]() 2016 Barbara Boethling
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass ![]() 2023 Helen Hancock
![]() 2015 Steve Matson
![]() 2015 Steve Matson
|
Lactuca saligna Narrow leaved wild lettuce, Willow lettuce, Willowleaf lettuce
non-native
Annual herb ![]() 2021 Don Hollander
![]() 2019 Stacie Wolny
![]() 2021 Don Hollander
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
invasive non-native
Annual herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
|
Lamarckia aurea Goldentop grass
non-native
Annual grass ![]() 2017 B.J. Dion
![]() 2019 Ron Vanderhoff
![]() 2015 James Gonsman
|
Lastarriaea coriacea Leather spineflower
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2021 Jacob Smith
|
Lasthenia gracilis Needle goldfields
native
Annual herb ![]() 2016 Michael Mitchell
![]() 2019 Susan McDougall
![]() 2014 Michael Mitchell
|
Lasthenia minor Coastal goldfields, Smooth lasthenia, Woolly goldfields
native
Annual herb ![]() 2007 Toni Corelli
![]() 2019 James Gonsman
![]() 2015 Toni Corelli
|
Lathyrus jepsonii var. californicus California tule pea
native
Perennial herb ![]() 2011 Steven Perry
![]() 2011 Steven Perry
![]() 2020 R.A. Chasey
|
Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2022 Charles Russell
![]() 2015 Chris Jaster
|
Layia glandulosa White layia, White tidy tips, Whitedaisy tidytips
native
Annual herb ![]() 2016 James Gonsman
![]() 2021 Mike Russler
![]() 2017 Alison Sheehey
|
Layia hieracioides Hawkweed layia, Tall layia, Tall tidytips
native
Annual herb ![]() 2020 David Greenberger
![]() 2021 R.A. Chasey
![]() 2022 R.A. Chasey
|
Layia platyglossa Coastal tidytips
native
Annual herb ![]() 2015 Amy Rapport
![]() 2019 Jenna T. B. Ekwealor
![]() 2017 Chris Mo
|
Lemna minuta Least duckweed
native
Perennial herb ![]() 2022 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Lepidium didymum Lesser swine cress
non-native
Annual herb ![]() 2022 Shawna Martinez
![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
|
Lepidium draba Whitetop
invasive non-native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2021 Mike Russler
![]() 2020 Ron Vanderhoff
|
Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb ![]() 2020 Linda Pardy
![]() 2019 Gary McDonald
![]() 2016 Steve Matson
|
Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed
native
Annual herb ![]() 2020 Julie A. Kierstead
![]() 2020 Julie A. Kierstead
![]() 2022 Ron Vanderhoff
|
Leptochloa fusca ssp. uninervia Mexican sprangletop
native
Annual grass ![]() 2009 Ron Vanderhoff
![]() 2012 James M. Andre
![]() 2016 Neil Uelman
|
Leptosyne gigantea Giant coreopsis
native
Shrub ![]() 2020 David Greenberger
![]() 2017 David Wolfson
![]() 2006 Steve Matson
|
Limonium californicum California sealavender, Marsh rosemary, Sea lavender
native
Perennial herb ![]() 2018 Saskia Raether
![]() 2010 Jorg Fleige & Mimi Fleige
![]() 2017 MCOSD EDRR
|
Limonium duriusculum European sea lavender
invasive non-native
Perennial herb ![]() 2016 Ron Vanderhoff
![]() 2016 Ron Vanderhoff
![]() 2019 Amanda Swanson
|
Lobularia maritima Sweet alyssum
invasive non-native
Perennial herb ![]() 2016 Michael Mitchell
![]() 2016 Michael Mitchell
![]() 2019 Patrick Furtado
|
Logfia filaginoides California cottonrose
native
Annual herb ![]() 2019 Steve Matson
![]() 2019 Steve Matson
![]() 2019 Matt Berger
|
Logfia gallica Narrowleaf cottonrose
non-native
Annual herb ![]() 2015 jamie smith
![]() 2013 Keir Morse
![]() 2017 Barbara Boethling
|
Lomatium caruifolium var. caruifolium Alkali desertparsley, Caraway leaved lomatium
native
Perennial herb ![]() 2014 Steve Matson
![]() 2022 Dianne Lake
![]() 2014 Steve Matson
|
Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb ![]() 2006 Steve Matson
![]() 2019 Eliezer Margolis
![]() 2015 James Gonsman
|
Lonicera hispidula Pink honeysuckle
native
Vine, Shrub ![]() 2019 Stacie Wolny
![]() 2019 Stacie Wolny
![]() 2021 Bryant Baker
|
Lonicera involucrata var. ledebourii Coast twinberry, Twinberry honeysuckle
native
Shrub ![]() 2014 James Gonsman
![]() 2022 Suzanne L. Weakley
![]() 2010 Toni Corelli
|
Lotus corniculatus Bird's foot trefoil, Birdfoot deervetch, Broadleaf birdsfoot trefoil
invasive non-native
Perennial herb ![]() 2015 Charles Russell
![]() 2019 Nathan Taxel
![]() 2005 Dr. Amadej Trnkoczy
|
Lunaria annua Annual honesty, Annual moonwort, Honesty
non-native
Annual, Perennial herb ![]() 2022 Suzanne L. Weakley
![]() 2021 Lisa Berry
![]() 2021 Mike Russler
|
Lupinus albifrons var. abramsii Abrams' lupine
rare native
Perennial herb ![]() 2018 Michael Mitchell
![]() 2018 Michael Mitchell
![]() 2018 Michael Mitchell
|
Lupinus arboreus Coastal bush lupine, Yellow bush lupine
native
Shrub ![]() 2019 Patrick Furtado
![]() 2014 Steve Matson
![]() 2020 Steve Matson
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb ![]() 2022 Mike Russler
![]() 2022 Mike Russler
![]() 2019 Gary McDonald
|
Lupinus chamissonis Beach blue lupine, Chamisso bush lupine, Dune bush lupine
native
Shrub ![]() 2020 Susan McDougall
![]() 2022 Mike Russler
![]() 2021 Cara Wilcox
|
Lupinus microcarpus var. densiflorus Chick lupine, Dense flowered platycarpos, Whitewhorl lupine
native
Annual herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2014 Steve Matson
|
Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb ![]() 2018 Stacie Wolny
![]() 2018 Stacie Wolny
![]() 2018 Stacie Wolny
|
Lupinus truncatus Blunt leaved lupine, Collared annual lupine, Truncate leaf lupine
native
Annual herb ![]() 2010 Michael Mitchell
![]() 2010 Michael Mitchell
![]() 2008 Keir Morse
|
native
Shrub ![]() 2022 Suzanne L. Weakley
![]() 2015 James Gonsman
![]() 2022 Mary Sue Ittner
|
Luzula subsessilis Pacific woodrush
native
Perennial grasslike herb ![]() 2021 David popp
![]() 2021 David popp
![]() 2021 David popp
|
Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb ![]() 2017 B.J. Dion
![]() 2022 Chris McDonald
![]() 2023 Ron Vanderhoff
|
Lythrum hyssopifolia Hyssop loosestrife
invasive non-native
Annual, Perennial herb ![]() 2019 Diane Etchison
![]() 2021 Cynthia Powell
![]() 2020 Ron Vanderhoff
|
Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb ![]() 2023 Dianne Lake
![]() 2023 Ron Vanderhoff
![]() 2021 Helen Hancock
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb ![]() 2022 Mike Russler
![]() 2021 Amber Bedgood
![]() 2019 Ron Vanderhoff
|
Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed
native
Annual herb ![]() 2013 Ron Vanderhoff
![]() 2021 David Wolfson
![]() 2021 Zoya Akulova-Barlow
|
Mahonia pinnata ssp. pinnata California barberry, Coast barberry, Shiny leaf barberry
native
Shrub ![]() 2022 Alice Cummings
![]() 2021 Ron Vanderhoff
![]() 2021 R.A. Chasey
|
Maianthemum racemosum Feathery false lily of the valley
native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2018 Steve Matson
![]() 2019 Cynthia Powell
|
Maianthemum stellatum Starry false lily of the valley
native
Perennial herb ![]() 2021 Cyril Guyot
![]() 2003 Steve Matson
![]() 2020 Susan McDougall
|
Malacothrix incana Dunedelion
rare native
Perennial herb ![]() 2020 David Greenberger
![]() 2018 David Wolfson
![]() 2006 Steve Matson
|
Malva parviflora Cheeseweed mallow
non-native
Annual herb ![]() 2022 Mike Russler
![]() 2022 Donald Burk
![]() 2022 Mike Russler
|
non-native
Annual, Biennial herb ![]() 2021 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Marah fabacea California man-root
native
Perennial herb, Vine ![]() 2018 Karen Scheuermann
![]() 2021 Cyril Guyot
![]() 2018 Gary McDonald
|
Marrubium vulgare White horehound
invasive non-native
Perennial herb ![]() ©2013 Gary McDonald
![]() 2015 Diane Etchison
![]() 2018 Nancy Hamlett
|
Matricaria discoidea Pineapple weed
native
Annual herb ![]() 2008 Steve Matson
![]() 2019 Diane Etchison
![]() 2018 Stacie Wolny
|
Medicago polymorpha Bur clover, Bur medic, California burclover
invasive non-native
Annual herb ![]() 2019 Gary McDonald
![]() 2019 Gary McDonald
![]() 2019 Gary McDonald
|
Medicago sativa Alfalfa
non-native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2005 Louis-M. Landry
![]() 2003 Michael Charters
|
Melica californica California melicgrass
native
Perennial grass ![]() 2023 John Rawlings
![]() 2021 John Rawlings
![]() 2022 John Rawlings
|
Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass ![]() 2020 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Melilotus albus White sweetclover
invasive non-native
Annual, Biennial herb ![]() 2021 Ron Vanderhoff
![]() 2020 Bob Sweatt
![]() 2022 Ron Vanderhoff
|
Melilotus indicus Annual yellow sweetclover, Sourclover
non-native
Annual herb ![]() 2019 Randy Huey
![]() 2019 Randy Huey
![]() 2017 Rosalie Benitez
|
Mentha aquatica Water mint
non-native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2021 Nathan Taxel
|
Mentha spicata Spearmint
non-native
Perennial herb ![]() 2022 Donald Burk
![]() 2022 Donald Burk
![]() 2014 Zoya Akulova
|
Mesembryanthemum nodiflorum Slender leaved ice plant, Slenderleaf iceplant, Small flowered iceplant
invasive non-native
Annual herb ![]() 2009 Howard Clark
![]() 2021 Michelle Karle
![]() 2019 Jennifer Mo
|
rare native
Annual herb ![]() 2016 John Moule
![]() 2020 Melissa Mooney
![]() 2017 Keir Morse
|
Monardella villosa var. subglabra Coyote mint
native
Perennial herb ![]() 2021 Ken Lunders
![]() 2012 Terrence Gosliner
![]() 2023 R.A. Chasey
|
Morella californica California wax myrtle
native
Tree, Shrub ![]() 2023 Diana Wahl
![]() 2019 Michelle Karle
![]() 2019 Michelle Karle
|
Mucronea californica California spineflower
rare native
Annual herb ![]() 2020 David Greenberger
![]() 2005 Christopher L. Christie
![]() 2015 Debra L. Cook
|
Myoporum laetum Lollypop tree, Ngaio tree
invasive non-native
Tree, Shrub ![]() 2018 Ron Vanderhoff
![]() 2017 James Bailey
![]() 2022 Ron Vanderhoff
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic) ![]() 2019 Patrick Furtado
![]() 2019 Diane Etchison
![]() 2012 Steve Matson
|
Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant
native
Annual herb ![]() 2019 Diane Etchison
![]() 2010 George Butterworth
![]() 2019 Ken Hickman
|
Navarretia hamata ssp. parviloba Hooked navarretia, Small lobe navarretia
native
Annual herb ![]() 2022 R.A. Chasey
![]() 2017 R.A. Chasey
![]() 2021 Cara Wilcox
|
Navarretia squarrosa Skunkbush, Skunkweed
native
Annual herb ![]() 2019 Marisa Persaud
![]() 2019 Patrick Furtado
![]() 2022 Suzanne L. Weakley
|
Nemophila menziesii Baby blue eyes
native
Annual herb ![]() 2019 Matt Berger
![]() 2019 Diane Etchison
![]() 2019 Ron Vanderhoff
|
Nemophila pedunculata Littlefoot nemophila, Meadow nemophila
native
Annual herb ![]() 2019 Matt Berger
![]() 2003 Steve Matson
![]() 2023 Helen Hancock
|
Nicotiana acuminata var. multiflora Many flowered tobacco, Manyflower tobacco, Tobacco
non-native
Annual herb ![]() 2022 Cindy Roessler
![]() 2022 Paul Watts
![]() 2009 Keir Morse
|
Nuttallanthus texanus Blue toadflax
native
Annual, Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2014 Arcangelo Wessells
|
Oemleria cerasiformis Indian plum, Oso berry
native
Shrub ![]() 2019 Margo Bors
![]() 2019 Stacie Wolny
![]() 2023 David Wolfson
|
Oenanthe sarmentosa Pacific oenanthe, Water parsley
native
Perennial herb ![]() 2021 Don Hollander
![]() 2021 Ron Vanderhoff
![]() 2021 Rosaleen
|
Opuntia ficus-indica Mission cactus, Tuna cactus
non-native
Shrub (stem succulent) ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Opuntia phaeacantha Brown spined prickly pear, Mojave prickly pear, Tulip pricklypear
native
Shrub (stem succulent) ![]() 2021 R.A. Chasey
![]() 2018 Diane Etchison
![]() 2021 R.A. Chasey
|
Oxalis corniculata Creeping wood sorrel, Creeping woodsorrel, Yellow sorrel
invasive non-native
Perennial herb ![]() 2022 Donald Burk
![]() 2022 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Oxalis pes-caprae Bermuda buttercup, Sourgrass
invasive non-native
Perennial herb ![]() 2015 Richard Chasey
![]() 2017 Angelique Herman
![]() 2019 Gary McDonald
|
Oxalis pilosa Hairy wood sorrel
native
Annual herb ![]() 2022 R.A. Chasey
![]() 2009 Avis Boutell
![]() 2022 Cynthia Powell
|
Oxybasis chenopodioides Small Tree-Mallow
|
Oxybasis macrosperma Small Tree-Mallow
|
Paeonia californica California peony
native
Perennial herb ![]() 2020 Marisa Persaud
![]() 2022 Ron Vanderhoff
![]() 2019 Susan McDougall
|
Parapholis incurva Curved sicklegrass, Sickle grass
non-native
Annual grass ![]() 2022 R.A. Chasey
![]() 2021 Cynthia Powell
![]() 2022 Ron Vanderhoff
|
Paspalum dilatatum Dallis grass, Dallisgrass
non-native
Perennial grass ![]() 2018 Ron Vanderhoff
![]() 2017 Barbara Boethling
![]() 2021 Ron Vanderhoff
|
Pectocarya penicillata Sleeping combseed, Winged comb seed, Winged pectocarya
native
Annual herb ![]() 2017 Ron Vanderhoff
![]() 2017 Ron Vanderhoff
![]() 2022 Steve Matson
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern ![]() 2021 Mike Russler
![]() 2021 Steve Matson
![]() 2020 Tina Curiel
|
Pellaea mucronata var. mucronata Bird's foot fern
native
Fern ![]() 2018 Rachelle Gray
![]() 2023 Helen Hancock
![]() 2023 Helen Hancock
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern ![]() 2019 James Gonsman
![]() 2008 Steve Matson
![]() 2008 Steve Matson
|
Persicaria amphibia Water smartweed
native
Perennial herb (aquatic) ![]() 2017 Ron Vanderhoff
![]() 2017 Ron Vanderhoff
![]() 2019 Diane Etchison
|
Persicaria punctata Dotted smartweed
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2022 Helen Hancock
|
Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2022 Ron Vanderhoff
|
Phacelia douglasii var. douglasii Douglas' phacelia
native
Annual herb ![]() 2019 Michael Mitchell
![]() 2014 Michael Mitchell
![]() 2019 Michael Mitchell
|
Phacelia douglasii var. petrophila Douglas' phacelia, Rockloving phacelia
native
Annual herb ![]() 2020 David Greenberger
![]() 2021 R.A. Chasey
![]() 2021 R.A. Chasey
|
Phacelia malvifolia Stinging phacelia
native
Annual herb ![]() 2018 Michael Mitchell
![]() 2022 Jennifer Mo
![]() 2013 Toni Corelli
|
Phalaris aquatica Bulbous canarygrass, Harding grass
invasive non-native
Perennial grass ![]() 2018 Thomas Reyes
![]() 2021 Lenihan Mazur
![]() 2022 Lenihan Mazur
|
Phalaris brachystachys Short spike canarygrass, Shortspike canarygrass
non-native
Annual grass ![]() 2023 John Rawlings
![]() 2023 John Rawlings
![]() 2007 Luigi Rignanese
|
Phalaris paradoxa Hood canarygrass
non-native
Annual grass ![]() 2021 David popp
![]() 2021 John Rawlings
![]() 2017 James Bailey
|
Pholisma arenarium Desert christmas tree, Desert pholisma, Dune food
native
Perennial herb (parasitic) ![]() 2015 Justin Luong
![]() 2018 Peri Lee
![]() 2019 Matt Berger
|
Pholistoma auritum var. auritum Blue fiesta flower, Blue fiestaflower, Fiesta flower
native
Annual herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2021 Ron Vanderhoff
|
Phragmites australis ssp. americanus Common reed
native
Perennial grass ![]() 2013 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2022 Steve Matson
|
Phyllospadix torreyi Surf grass, Torrey's surfgrass
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Pinus radiata Monterey pine
native
Tree ![]() 2011 Toni Corelli
![]() 2012 Michael Mitchell
![]() 2012 Michael Mitchell
|
Piperia michaelii Michael's piperia, Michael's rein orchid
rare native
Perennial herb ![]() 2019 stephen rosenthal
![]() 2023 John Rawlings
![]() 2020 Ken Hickman
|
Plagiobothrys canescens Grey popcorn flower, Valley popcorn flower, Valley popcornflower
native
Annual herb ![]() 2022 Catherine Chang
![]() 2016 Steve Matson
![]() 2016 Steve Matson
|
Plantago coronopus Buckhorn plantain, Cut leaf plantain
invasive non-native
Annual herb ![]() 2022 R.A. Chasey
![]() 2021 Zoya Akulova-Barlow
![]() 2017 MCOSD Restoration Crew
|
Plantago erecta California plantain, Dotseed plantain, Foothill plantain
native
Annual herb ![]() 2021 Charles Russell
![]() 2008 Margo Bors
![]() 2022 Mike Russler
|
Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
invasive non-native
Perennial herb ![]() 2017 Gary McDonald
![]() 2019 Joe Engelbrecht
![]() 2021 Ken Lunders
|
Plantago major Common plantain
non-native
Perennial herb ![]() 2019 Bob Sweatt
![]() 2022 Diana Wahl
![]() 2020 Ryan Carle
|
Platanus racemosa California sycamore, Western sycamore
native
Tree ![]() 2021 Ron Vanderhoff
![]() 2019 Rachelle Gray
![]() 2018 Ron Vanderhoff
|
Platystemon californicus Cream cups, Creamcups
native
Annual herb ![]() 2019 Diane Etchison
![]() 2022 John L. Thompson
![]() 2022 John L. Thompson
|
Plectritis congesta ssp. brachystemon Shortspur seablush
native
Annual herb ![]() 2023 Catherine Chang
![]() 2005 Steve Matson
![]() 2018 Gail Johnson
|
Poa pratensis Kentucky blue grass, Kentucky bluegrass
invasive non-native
Perennial grass ![]() 2013 Andrea Williams
![]() 2008 Keir Morse
![]() 2013 Andrea Williams
|
Poa secunda ssp. secunda One sided blue grass, Pine bluegrass, Sandberg's bluegrass
native
Perennial grass ![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Pogogyne serpylloides Thyme leaf mesa mint, Thymeleaf mesamint
native
Annual herb ![]() 2020 Stacie Wolny
![]() 2022 R.A. Chasey
![]() 2020 Stacie Wolny
|
Polycarpon depressum California allseed, California manyseed, California polycarpon
native
Annual herb ![]() 2023 James Bailey
![]() 2023 James Bailey
![]() 2011 Neal Kramer
|
Polycarpon tetraphyllum Four leaved all seed, Four leaved allseed, Four leaved polycarp
non-native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Polygonum aviculare ssp. depressum Prostrate knotweed
non-native
Annual, Perennial herb ![]() 2016 Barbara Boethling
![]() 2021 Ron Vanderhoff
![]() 2014 Richard Chasey
|
Polypodium californicum California polypody
native
Fern ![]() 2020 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2023 Keir Morse
|
Polypodium scouleri Leather fern, Leather leaf fern, Leathery polypody
native
Fern ![]() 2018 Gregory Arena
![]() 2021 R.A. Chasey
![]() 2022 David Strauch
|
Polypogon interruptus Ditch beard grass, Ditch rabbitsfoot grass
non-native
Perennial grass ![]() 2022 John Rawlings
![]() 2022 John Rawlings
![]() 2020 Ron Vanderhoff
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
invasive non-native
Annual grass ![]() 2008 Steve Matson
![]() 2014 Steve Matson
![]() 2008 Steve Matson
|
Polypogon viridis Water beard grass
non-native
Perennial grass ![]() 2022 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2019 Friends of Five Creeks volunteers
|
Polystichum munitum Western sword fern, Western swordfern
native
Fern ![]() 2021 Julie A. Kierstead
![]() 2022 Jerry Murray
![]() 2011 Toni Corelli
|
Populus trichocarpa Black cottonwood
native
Tree ![]() 2019 Ron Vanderhoff
![]() 2012 Steve Matson
![]() 2012 Steve Matson
|
Potentilla anserina ssp. pacifica Pacific potentilla, Silverweed
native
Perennial herb ![]() 2022 R.A. Chasey
![]() 2021 Charles Russell
![]() 2022 R.A. Chasey
|
Primula clevelandii var. insulare Padre's shooting star
native
Perennial herb ![]() 2013 Steven M Norris
![]() 2023 David Strauch
![]() 2013 Steven M Norris
|
Prosartes hookeri Drops of gold
native
Perennial herb ![]() 2019 Stacie Wolny
![]() 2020 Ken Lunders
![]() 2019 Stacie Wolny
|
Prunus fasciculata var. punctata Desert almond, Sand almond
rare native
Shrub ![]() 2018 Cindy Roessler
![]() 2023 Jordan Collins
![]() 2018 Cindy Roessler
|
Prunus ilicifolia var. ilicifolia Holly leaf cherry, Hollyleaf cherry
native
Tree, Shrub ![]() 2018 David Greenberger
![]() 2019 Ron Vanderhoff
![]() 2020 James Gonsman
|
Pseudognaphalium biolettii Two-color rabbit-tobacco
native
Perennial herb ![]() 2019 David Greenberger
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Pseudognaphalium californicum Ladies' tobacco
native
Annual, Perennial herb ![]() 2019 Gary McDonald
![]() 2020 Steven M Norris
![]() 2021 Ron Vanderhoff
|
Pseudognaphalium luteoalbum Jersey cudweed
non-native
Annual herb ![]() 2021 Ron Vanderhoff
![]() 2019 Diane Etchison
![]() 2021 Ron Vanderhoff
|
Pseudognaphalium microcephalum Wright's cudweed
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2022 David Strauch
![]() 2019 Ron Vanderhoff
|
Pseudognaphalium ramosissimum Pink cudweed
native
Annual, Biennial herb ![]() 2021 R.A. Chasey
![]() 2021 R.A. Chasey
![]() 2017 Gary McDonald
|
Pseudognaphalium stramineum Cottonbatting plant
native
Perennial herb ![]() 2020 Ryan Carle
![]() 2017 Diane Etchison
![]() 2011 Toni Corelli
|
Psilocarphus tenellus Slender woolly marbles, Slender woollyheads
native
Annual herb ![]() 2006 Steve Matson
![]() 2017 Toni Corelli
![]() 2018 Ron Vanderhoff
|
Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern
native
Fern ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2022 Bob Sweatt
|
Pterostegia drymarioides Fairy mist, Woodland threadstem
native
Annual herb ![]() 2020 Dick Rawson
![]() 2018 Ron Vanderhoff
![]() 2015 Diane Etchison
|
Quercus agrifolia var. agrifolia California live oak, Coast live oak
native
Tree ![]() 2023 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2021 Al Keuter
|
Quercus berberidifolia Inland scrub oak
native
Tree ![]() 2022 David Strauch
![]() 2020 Cynthia Keiser
![]() 2020 Cynthia Keiser
|
Rafinesquia californica California chicory, California plumseed
native
Annual herb ![]() 2019 David Greenberger
![]() 2021 Ron Vanderhoff
![]() 2017 Steve Matson
|
Ranunculus californicus California buttercup
native
Perennial herb ![]() 2019 Diane Etchison
![]() 2019 Diane Etchison
![]() 2020 Mitchell Coleman
|
Raphanus sativus Cultivated radish, Jointed charlock, Wild radish
invasive non-native
Annual, Biennial herb ![]() 2017 Lisa Miller
![]() 2020 Ron Vanderhoff
![]() 2023 Julia Markey
|
Rhamnus crocea Redberry buckthorn
native
Shrub ![]() 2011 Michael Mitchell
![]() 2022 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Rhus integrifolia Lemonade berry, Lemonade sumac
native
Shrub ![]() 2020 Bryant Baker
![]() 2020 David Greenberger
![]() 2019 Ron Vanderhoff
|
Ribes divaricatum var. pubiflorum Spreading gooseberry, Straggly gooseberry
native
Shrub ![]() 2021 Ken-ichi Ueda
![]() 2021 Ken-ichi Ueda
![]() 2021 Ken-ichi Ueda
|
Ribes menziesii var. menziesii Canyon gooseberry
native
Shrub ![]() 2018 Rebecca Schoenenberger
![]() 2019 Michael Mitchell
![]() 2020 Susan McDougall
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub ![]() 2022 David Chipping
![]() 2021 Ron Vanderhoff
![]() 2012 Ron Vanderhoff
|
Ricinus communis Castor bean, Castorbean
invasive non-native
Shrub ![]() 2017 Henry DiRocco
![]() 2020 Aaron Echols
![]() 2022 Ron Vanderhoff
|
Rosa californica California wild rose, California wildrose
native
Shrub ![]() 2022 Suzanne L. Weakley
![]() 2022 Suzanne L. Weakley
![]() 2020 R.A. Chasey
|
Rosa spithamea Ground rose, Sonoma rose
native
Shrub ![]() 2021 David Gowen
![]() 1973 Geoff Burleigh
![]() 2020 David Krause
|
Rubus parviflorus Western thimbleberry, Thimbleberry
native
Vine, Shrub ![]() 2022 Zoya Akulova-Barlow
![]() 2020 Mary Sue Ittner
![]() 2019 Patrick Furtado
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub ![]() 2018 Ken Lunders
![]() 2019 Ron Vanderhoff
![]() 2015 Kelli Kallenborn
|
Rumex acetosella Common sheep sorrel
invasive non-native
Perennial herb ![]() 2017 Gary McDonald
![]() 2008 Steve Matson
![]() 2019 Patrick Furtado
|
Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
invasive non-native
Perennial herb ![]() 2018 Tim Lewis
![]() 2019 Diane Etchison
![]() 2023 Ron Vanderhoff
|
Rumex occidentalis Western dock
native
Perennial herb ![]() 2008 Toni Corelli
![]() 2009 Toni Corelli
![]() 2020 Ken Hickman
|
Rumex pulcher Fiddle dock
non-native
Perennial herb ![]() 2020 Ryan Carle
![]() 2022 Chris McDonald
![]() 2019 Saul Soto
|
Rumex salicifolius var. salicifolius Willow dock, Willow leaved dock
native
Perennial herb ![]() 2023 Ron Vanderhoff
![]() 2012 Gary McDonald
![]() 2012 Gary McDonald
|
Ruppia maritima Ditch grass, Ditchgrass or wigeon grass, Widgeongrass
native
Perennial herb (aquatic) ![]() 2020 Ron Vanderhoff
![]() 2011 Sangeet Khalsa
![]() 2020 Ron Vanderhoff
|
Salicornia bigelovii Bigelow's pickleweed, Dwarf saltwort
native
Annual herb ![]() 2021 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2020 Sandy Leatherman
|
Salicornia pacifica Glasswort, Pacific swampfire, Pickleweed
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Salix laevigata Polished willow, Red willow
native
Tree ![]() 2017 Steve Matson
![]() 2019 Barbara Brydolf
![]() 2022 Mark Gary
|
Salix lasiandra var. lasiandra Pacific willow
native
Tree ![]() 2021 Alice Cummings
![]() 2021 Diane Renshaw
![]() 2021 Ken Hickman
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub ![]() 2017 Susan Kotelnicki
![]() 2022 Ron Vanderhoff
![]() 2020 Steve Matson
|
Salsola australis Russian thistle
non-native
Annual herb ![]() 2017 James Bailey
![]() 2018 Ron Vanderhoff
![]() 2017 James Bailey
|
Salvia columbariae Chia sage
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2022 Mike Russler
![]() 2022 Mike Russler
|
Salvia mellifera Black sage
native
Shrub ![]() 2017 Steve Matson
![]() 2022 Suzanne L. Weakley
![]() 2019 Diane Etchison
|
Salvia spathacea Hummingbird sage
native
Perennial herb ![]() 2020 David Wolfson
![]() 2020 Abby Nichols
![]() 2020 Bryant Baker
|
Sambucus nigra ssp. caerulea Blue elderberry
native
Tree, Shrub ![]() 2021 Mike Russler
![]() 2020 Diane Etchison
![]() 2022 El Byrne
|
Sanicula arguta Sharp toothed sanicle, Sharp toothed snakeroot, Sharptooth blacksnakeroot
native
Perennial herb ![]() 2022 Ron Vanderhoff
![]() 2017 Diane Etchison
![]() 2006 Steve Matson
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb ![]() 2020 Susan McDougall
![]() 2020 Ryan Carle
![]() 2020 R.A. Chasey
|
Sanicula laciniata Coast sanicle, Coastal blacksnakeroot
native
Perennial herb ![]() 2022 Diane Renshaw
![]() 2022 R.A. Chasey
![]() 2018 Ken Hickman
|
Scandix pecten-veneris Shepherd's needle, Shepherdsneedle, Venus' needle
non-native
Annual herb, Vine ![]() 2006 Steve Matson
![]() 2018 Stacie Wolny
![]() 2006 Steve Matson
|
Schismus arabicus Arabian schismus, Mediterranean grass
invasive non-native
Annual grass ![]() 2020 Ron Vanderhoff
![]() 2017 James Bailey
![]() 2022 Katherine Stratton
|
Schismus barbatus Common mediterranean grass, Old han schismus
invasive non-native
Annual grass ![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
native
Perennial grasslike herb ![]() 2014 Jesse Rorabaugh
![]() 2018 Matt Berger
![]() 2019 Steve Matson
|
Schoenoplectus americanus Chairmaker's bulrush
native
Perennial grasslike herb ![]() 2021 Ron Vanderhoff
![]() 2016 Joan Hampton
![]() 2020 Ron Vanderhoff
|
Schoenoplectus californicus California bulrush
native
Perennial grasslike herb ![]() 2022 John Rawlings
![]() 2022 John Rawlings
![]() 2021 Ron Vanderhoff
|
Schoenoplectus pungens var. longispicatus Common threesquare
native
Perennial grasslike herb ![]() 2012 Michael Mitchell
![]() 2022 R.A. Chasey
![]() 2022 R.A. Chasey
|
Scirpus microcarpus Panicled bulrush, Small fruited bulrush
native
Perennial grasslike herb ![]() 2022 Doug Allshouse
![]() 2008 Steve Matson
![]() 2013 Ron Vanderhoff
|
Scrophularia californica ssp. californica California bee plant, California figwort
native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2006 Steve Matson
![]() 2019 Cynthia Powell
|
Scrophularia californica ssp. floribunda California bee plant, California figwort
native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2006 Steve Matson
![]() 2019 Cynthia Powell
|
Scutellaria tuberosa Danny's skullcap, Scullcap
native
Perennial herb ![]() 2006 Steve Matson
![]() 2016 Ron Vanderhoff
![]() 2012 Ron Vanderhoff
|
Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Senecio vulgaris Common groundsel, Old man in the spring, Old man of spring
non-native
Annual herb ![]() 2017 Barbara Boethling
![]() 2019 Ron Vanderhoff
![]() 2021 Toni Corelli
|
Senna multiglandulosa Glandular cassia
non-native
Shrub ![]() 2011 Neal Kramer
![]() 2014 Wynn Anderson
![]() 2011 Neal Kramer
|
Setaria viridis Green bristlegrass, Green foxtail
non-native
Annual grass ![]() 2017 Ron Vanderhoff
![]() 2012 Zoya Akulova-Barlow
![]() 2021 David popp
|
Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow
native
Perennial herb (rhizomatous) ![]() 2020 David Greenberger
![]() 2021 Maria Stokes
![]() 2021 Heather Brady DeQuincy
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb ![]() 2019 Mary Wloch
![]() 2017 Gary McDonald
![]() 2019 Gary McDonald
|
Silene laciniata ssp. laciniata Cardinal catchfly
native
Perennial herb ![]() 2020 David Greenberger
![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
|
Silybum marianum Blessed milkthistle, Milk thistle
invasive non-native
Annual, Perennial herb ![]() 2020 Nancy Hamlett
![]() 2019 Marisa Persaud
![]() 2018 Angelique Herman
|
Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb ![]() 2021 Ann Garside
![]() 2022 Julian Geoghegan
![]() 2021 Ron Vanderhoff
|
Sisyrinchium bellum Western blue eyed grass
native
Perennial herb ![]() 2020 Mary Conway
![]() 2020 Benjamin Gould
![]() 2019 Stacie Wolny
|
Solanum douglasii Douglas' nightshade, Greenspot nightshade
native
Perennial herb ![]() 2022 Ken Lunders
![]() 2006 Steve Matson
![]() 2023 Ron Vanderhoff
|
Solanum nigrum Black nightshade
non-native
Annual herb ![]() 2019 Julian Geoghegan
![]() 2019 Patrick Furtado
![]() 2021 Mike Russler
|
Solanum physalifolium var. nitidibaccatum Nightshade
non-native
Annual herb ![]() 2011 Toni Corelli
![]() 2011 Toni Corelli
![]() 2011 Toni Corelli
|
Solanum umbelliferum var. xanti Blue witch nightshade, Bluewitch nightshade
native
Shrub ![]() 2022 Mike Russler
![]() 2014 Steve Matson
![]() 2014 Steve Matson
|
Solidago confinis Southern goldenrod
native
Perennial herb ![]() 2022 Ryan O'Dell
![]() 2003 Christopher L. Christie
![]() 2014 Neal Kramer
|
Solidago velutina ssp. californica California goldenrod, Oreja de liebre
native
Perennial herb ![]() 2013 Steve Matson
![]() 2008 Steve Matson
![]() 2008 Steve Matson
|
Soliva sessilis Common soliva, Field burrweed, South american soliva
non-native
Annual herb ![]() 2022 Diana Wahl
![]() 2019 Abbot Chambers
![]() 2019 Abbot Chambers
|
Sonchus asper ssp. asper Prickly sow thistle, Sow thistle
invasive non-native
Annual herb ![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb ![]() 2019 Diane Etchison
![]() 2015 Jesse Rorabaugh
![]() 2008 Gary McDonald
|
Sparganium eurycarpum Broadfruit bur reed
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Sparganium eurycarpum var. eurycarpum Broadfruit bur reed
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Spergula arvensis Corn spurry
non-native
Annual herb ![]() 2019 Diane Etchison
![]() 2020 Mary Conway
![]() 2022 Cynthia Powell
|
Spergularia macrotheca var. macrotheca Sand spurrey, Sticky sand spurry, Sticky sandspurry
native
Perennial herb ![]() 2020 David Wolfson
![]() 2017 B.J. Dion
![]() 2020 Mary Conway
|
Spergularia marina Salt marsh sand spurry
native
Annual herb ![]() 2017 James Bailey
![]() 2021 R.A. Chasey
![]() 2021 Cynthia Powell
|
Spergularia rubra Purple sand spurry, Red sandspurry, Ruby sandspurry
non-native
Annual, Perennial herb ![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
|
Spergularia villosa Hairy sand spurrey, Hairy sandspurry, Villous sand spurry
non-native
Perennial herb ![]() 2021 Ron Vanderhoff
![]() 2011 Toni Corelli
![]() 2021 Ron Vanderhoff
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2020 Bryant Baker
|
Stachys pycnantha Short spike hedge nettle, Shortspike hedgenettle
native
Perennial herb ![]() 2023 David Wolfson
![]() 2019 David Wolfson
![]() 2021 Dan Quinn
|
Stellaria media Chickweed
non-native
Annual herb ![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
![]() 2015 Diane Etchison
|
Stellaria pallida Pale starwort
non-native
Annual herb ![]() 2022 Donald Burk
![]() 2004 Keir Morse
![]() 2004 Keir Morse
|
Stephanomeria elata Annual mitra, Santa barbara stephanomeria, Santa barbara wirelettuce
native
Annual herb ![]() 2019 David Greenberger
![]() 2018 Julian Geoghegan
![]() 2021 Helen Hancock
|
Stephanomeria exigua ssp. carotifera White plume stephanomeria, Whiteplume wirelettuce
native
Perennial herb ![]() 2018 Mary Conway
![]() 2018 Mary Conway
![]() 2018 Mary Conway
|
Stephanomeria virgata ssp. virgata Rod wirelettuce, Tall milk aster, Virgate stephanomeria
native
Annual herb ![]() 2019 David Greenberger
![]() 1970 Martin Purdy
![]() 2018 Ron Vanderhoff
|
Stipa lepida Foothill needle grass
native
Perennial grass ![]() 2017 Gary McDonald
![]() 2023 Ron Vanderhoff
![]() 2017 Gary McDonald
|
Stipa miliacea var. miliacea Smilo grass
invasive non-native
Perennial grass ![]() 2022 Donald Burk
![]() 2009 Keir Morse
![]() 2022 Donald Burk
|
Stipa pulchra Purple needle grass
native
Perennial grass ![]() 2019 Michelle Karle
![]() 2008 Zoya Akulova
![]() 2019 Ron Vanderhoff
|
Suaeda californica California seablite
rare native
Shrub ![]() 2022 Cynthia Powell
![]() 2020 R.A. Chasey
![]() 2020 R.A. Chasey
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub ![]() 2019 Ron Vanderhoff
![]() 2020 Cara Wilcox
![]() 2019 Ron Vanderhoff
|
Symphyotrichum subspicatum Douglas aster
native
Annual herb ![]() 2021 David Wolfson
![]() 2021 David Wolfson
![]() 2016 Michelle Bosch
|
Tetragonia tetragonoides New zealand spinach
non-native
Annual herb ![]() 2021 Michelle Karle
![]() 2021 Michelle Karle
![]() 2015 Zoya Akulova
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub ![]() 2020 Ron Vanderhoff
![]() 2019 Randy Huey
![]() 2021 Bryant Baker
|
Toxicoscordion fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb ![]() 2020 Bryant Baker
![]() 2021 Steve Matson
![]() 2020 Karen Swift
|
Tragopogon porrifolius Purple salsify
non-native
Perennial herb ![]() 2019 Julie dinsdale
![]() 2015 David Wolfson
![]() 2020 Martin Cooper
|
Trifolium depauperatum var. truncatum Dwarf sack clover
native
Annual herb ![]() 2021 Ron Vanderhoff
![]() 2023 Steven Mills Glascock
![]() 2021 Ron Vanderhoff
|
Trifolium fragiferum Strawberry clover
non-native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2022 Dana York
|
Trifolium hirtum Rose clover
invasive non-native
Annual herb ![]() 2011 Steve Matson
![]() 2011 Steve Matson
![]() 2011 Steve Matson
|
Triglochin concinna var. concinna Arrow grass
native
Perennial herb (aquatic) ![]() 2021 Ken-ichi Ueda
![]() 2021 Ken-ichi Ueda
![]() 2021 Ken-ichi Ueda
|
Triodanis biflora Venus looking glass, Venus' looking glass
native
Annual herb ![]() 2020 Ken Hickman
![]() 2015 Hayley Ross
![]() 2015 Hayley Ross
|
Triphysaria eriantha ssp. eriantha Butter 'n' eggs, Johnny tuck
native
Annual herb ![]() 2005 Steve Matson
![]() 2021 Steve Matson
![]() 2008 Steve Matson
|
Triphysaria pusilla Dwarf owl's clover, Little owl's clover
native
Annual herb ![]() 2018 Steve Matson
![]() 2018 Steve Matson
![]() 2022 R.A. Chasey
|
Turritis glabra Tower rockcress
native
Perennial herb ![]() 2021 David Wolfson
![]() 2021 Mike Russler
![]() 2020 Chico Hiking Association
|
Typha domingensis Narrowleaf cattail, Southern cattail
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2020 Ellen Gartside
|
Typha latifolia Broadleaf cattail, Common cattail, Soft flag
native
Perennial herb (aquatic) ![]() 2021 Ron Vanderhoff
![]() 2022 Emily R. Allen
![]() 2022 Ron Vanderhoff
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree ![]() 2016 Steve Matson
![]() 2016 Steve Matson
![]() 2020 Ron Vanderhoff
|
Uropappus lindleyi Silver puffs, Uropappus
native
Annual herb ![]() 2019 Zack Abbey
![]() 2022 Mary Ann Machi
![]() 2016 Ron Vanderhoff
|
Urtica dioica ssp. holosericea Giant creek nettle, Hoary nettle, Mountain nettle
native
Perennial herb ![]() 2022 Donald Burk
![]() 2019 Hunter Breck
![]() 2021 R.A. Chasey
|
Urtica urens Annual stinging nettle, Dwarf nettle
non-native
Annual herb ![]() 2019 Gary McDonald
![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Vaccinium ovatum California huckleberry, Evergreen huckleberry
native
Shrub ![]() 2017 James Gonsman
![]() 2021 Mike Russler
![]() 2023 Diana Wahl
|
Verbena lasiostachys var. scabrida Robust vervain
native
Perennial herb ![]() 2021 R.A. Chasey
![]() 2023 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Veronica anagallis-aquatica Water speedwell
non-native
Perennial herb ![]() 2015 Steve Matson
![]() 2015 Steve Matson
![]() 2022 Bob Sweatt
|
Vicia americana ssp. americana American vetch
native
Perennial herb, Vine ![]() 2017 James Gonsman
![]() 2021 Ken Lunders
![]() 2021 Ken Lunders
|
Vicia benghalensis Purple vetch, Reddish tufted vetch, Vetch
non-native
Annual herb, Vine ![]() 2019 Diane Etchison
![]() 2023 R.A. Chasey
![]() 2020 Ron Vanderhoff
|
Vicia gigantea Giant vetch
native
Perennial herb ![]() 2021 Dana York
![]() 2019 Cynthia Powell
![]() 2013 James Gonsman
|
Vicia sativa ssp. nigra Common vetch, Garden vetch, Smaller common vetch
non-native
Annual herb, Vine ![]() 2020 Ken Lunders
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring vetch
non-native
Annual herb, Vine ![]() 2007 Toni Corelli
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Vicia villosa ssp. villosa Hairy vetch, Winter vetch, Wooly vetch
invasive non-native
Annual herb, Vine ![]() 2019 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca
invasive non-native
Perennial herb ![]() 2020 Julia Markey
![]() 2022 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb ![]() 2014 James Gonsman
![]() 2023 Julia Markey
![]() 2023 Richard Sullivan
|
Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern
native
Fern ![]() 2019 Julie Kierstead Nelson
![]() 2020 R.A. Chasey
![]() 2019 Susan McDougall
|
Xanthium strumarium Rough cockleburr
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2011 Steve Matson
![]() 2019 Ron Vanderhoff
|
Zeltnera davyi Davy's centaury
native
Annual herb ![]() 2018 Mary Conway
![]() 2022 Irene Rosen
![]() 2023 R.A. Chasey
|
Zostera marina Eel grass, Eelgrass, Seawrack
native
Perennial herb ![]() 2021 Michelle Karle
![]() 2021 Ron Vanderhoff
![]() 2013 Ron Vanderhoff
|