Sweet Springs Nature Preserve
Sweet Springs Nature Preserve, Los Osos, San Luis Obispo County, California San Luis Obispo County |
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| David Keil / CNPS-SLO (2019-06-08) |
| 157 PLANTS |
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Abronia umbellata var. umbellata Beach sand verbena
native
Perennial herb  2014 Steve Matson
 2014 Steve Matson
 2014 Steve Matson
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Achillea millefolium Common yarrow
native
Perennial herb  2022 Andy Ford
 2014 James Gonsman
 2023 Ron Vanderhoff
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Acmispon glaber var. glaber Deerweed
native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Agrostis gigantea Creeping bentgras, Giant bentgrass, Redtop
non-native
Perennial grass  2023 Dana York
 2023 Dana York
 2022 John Rawlings
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Amsinckia spectabilis var. microcarpa Small fruit seaside fiddleneck
native
Annual herb  1997 Christopher L. Christie
 2020 David Greenberger
 1997 Christopher L. Christie
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Anemopsis californica Yerba mansa
native
Perennial herb  2017 Caitlin Kreutz
 2022 Steve Matson
 2015 Ron Vanderhoff
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Arctostaphylos morroensis Morro manzanita
• rare native
Shrub  2020 David Greenberger
 2020 David Greenberger
 2020 David Greenberger
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Arenaria paludicola Marsh sandwort
• rare native
Perennial herb  2011 CNPS, San Luis Obispo Chapter
 2013 Anuja Parikh and Nathan Gale
 2012 Chris Winchell
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Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub  2018 James Gonsman
 2019 Aaron Echols
 2018 Ron Vanderhoff
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Arthrocnemum subterminale Parish's glasswort
native
Perennial herb  2020 Sandy Leatherman
 2021 Denise Defreese
 2020 Ron Vanderhoff
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Atriplex prostrata Fat-hen
non-native
Annual herb  2022 Mike Russler
 2013 Michael Mitchell
 2018 Ron Vanderhoff
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Atriplex watsonii Matscale, Watson's saltbush
native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2016 Keir Morse
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Baccharis glutinosa Douglas' baccharis, Salt marsh baccharis
native
Perennial herb  2020 Patrick Furtado
 2019 Julian Geoghegan
 2020 Rebecca Schoenenberger
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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
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Blitum californicum Small Tree-Mallow
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Brassica tournefortii Saharan mustard
• invasive non-native
Annual herb  2023 Julia Markey
 2018 Jeffrey Black
 2021 Ron Vanderhoff
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Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass  2016 Richard Chasey
 2013 Jean Pawek
 2021 Amelia Ryan
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Bromus catharticus var. catharticus Rescue grass
non-native
Annual, Perennial grass  2019 John Rawlings
 2023 Jacob Smith
 2023 Jacob Smith
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Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass  2022 Ron Vanderhoff
 2021 Richard Spjut
 2022 Ron Vanderhoff
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Camissonia strigulosa Contorted primrose, Sandysoil suncup, Strigose sun cup
native
Annual herb  2015 Diane Etchison
 2011 Michael Mitchell
 2015 Diane Etchison
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Camissoniopsis cheiranthifolia ssp. cheiranthifolia Beach evening-primrose
native
Annual, Perennial herb  2019 Patrick Furtado
 2016 Steve Matson
 2006 Steve Matson
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Camissoniopsis micrantha Spencer primrose
native
Annual herb  2021 Ken-ichi Ueda
 2021 Ken-ichi Ueda
 2023 Julia Markey
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Capsella bursa-pastoris Shepherd's purse
non-native
Annual herb  2008 Steve Matson
 2019 Cynthia Powell
 2022 Doug Allshouse
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Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb  2008 Steve Matson
 2017 Ron Vanderhoff
 2013 Ron Wolf
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Cardionema ramosissimum Sand mat, Sandcarpet
native
Perennial herb  2023 Ron Vanderhoff
 2015 Michael Mitchell
 2019 John Rawlings
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Carex praegracilis Clustered field sedge, Field sedge
native
Perennial grasslike herb  2020 Ken Hickman
 2020 John Rawlings
 2020 Steve Matson
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Carpobrotus edulis Hottentot fig, Iceplant, Sea fig
• invasive non-native
Perennial herb  2021 Michelle Karle
 2017 Lisa Miller
 2018 Cynthia Powell
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Ceanothus cuneatus var. fascicularis Sand buck brush, Sedgeleaf buckbrush
• rare native
Shrub  2020 David Greenberger
 2012 Neal Kramer
 2022 Cynthia Powell
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Cenchrus clandestinus Kikuyu grass, Kikuyugrass
• invasive non-native
Perennial grass  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2017 Josh Nuzzo
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Chenopodiastrum murale Small Tree-Mallow
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Chloropyron maritimum ssp. maritimum Salt marsh bird's-beak
• rare native
Annual herb  2018 Ron Vanderhoff
 2020 Ron Vanderhoff
 2019 Bonnie Nickel
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Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb  2017 James Bailey
 2020 Bob Sweatt
 2020 Bob Sweatt
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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
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Claytonia perfoliata ssp. mexicana Southern miner's lettuce
native
Annual herb  2018 Mary Merriman
 2002 Dean Wm. Taylor
 2014 Susan McDougall
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Conicosia pugioniformis False ice plant, Narrow leaved iceplant
• invasive non-native
Perennial herb  2022 Mike Russler
 2022 Mike Russler
 2022 Mike Russler
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Conium maculatum Poison hemlock
• invasive non-native
Perennial herb  2019 James Bailey
 2013 Toni Corelli
 2016 Cynthia Powell
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Cotula australis Australian brass buttons, Australian cotula, Australian waterbuttons
non-native
Annual herb  2023 Mike Russler
 2022 Ron Vanderhoff
 2023 Mike Russler
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Cotula coronopifolia Brass buttons, Common brassbuttons
• invasive non-native
Perennial herb  2022 Steve Matson
 2022 Steve Matson
 2018 Adam Chasey
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Crocanthemum scoparium peak rush-rose, broom rush-rose
native
Shrub  2020 Stacie Wolny
 2020 Stacie Wolny
 2020 Stacie Wolny
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Croton californicus California croton, Desert croton
native
Perennial herb  2022 Dianne Lake
 2022 Aaron Echols
 2022 Aaron Echols
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Cyperus niger Black cyperus, Black flatsedge, Brown cyperus
native
Perennial grasslike herb  2020 Ron Vanderhoff
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
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Descurainia pinnata ssp. brachycarpa Western tansymustard
native
Annual herb  2011 Gerald D. Carr
 2011 Gerald D. Carr
 2011 Gerald D. Carr
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Dimorphotheca ecklonis Blue & white daisybush
non-native
Perennial herb  2019 Dean Taylor
 2018 David Wolfson
 2020 Nathan Taxel
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Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower
native
Shrub  2023 Bill Kress
 2019 Stacie Wolny
 2019 Gary McDonald
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Dudleya caespitosa Coast dudleya, Sand lettuce
native
Perennial herb  2022 Mary Conway
 2022 Mary Conway
 2022 Cynthia Powell
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Ehrharta calycina Perennial veldt grass, Perennial veldtgrass
• invasive non-native
Perennial grass  2020 David Greenberger
 2019 Ron Vanderhoff
 2018 Ron Vanderhoff
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Ehrharta erecta Panic veldtgrass, Upright veldt grass
• invasive non-native
Perennial grass  2023 Rachel Suding
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Eichhornia crassipes Common water hyacinth
• invasive non-native
Perennial herb  2015 Judy and Barry Breckling
 2018 Rachelle Gray
 2020 Ron Vanderhoff
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Elymus condensatus Giant wild rye
native
Perennial grass  2020 Ron Vanderhoff
 2022 John Rawlings
 2020 Diane Etchison
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Elymus pacificus Pacific wild rye
native
Perennial grass  2010 Toni Corelli
 2014 Eric Wrubel
 2010 Robert Steers/NPS
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Elymus triticoides Beardless wild rye
native
Perennial grass  2018 Ron Vanderhoff
 2021 Ron Vanderhoff
 2018 Rachelle Gray
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Ericameria ericoides California goldenbush, Mock heather
native
Shrub  2021 Mike Russler
 2021 Mike Russler
 2021 Suzanne L. Weakley
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Erigeron blochmaniae Blochman's erigeron, Blochman's leafy daisy
• rare native
Perennial herb (rhizomatous)  2003 Christopher L. Christie
 2010 Chris Winchell
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Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane
native
Perennial herb, Shrub  2023 Ron Vanderhoff
 2021 Jacob Martin
 2022 Ron Vanderhoff
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Erigeron glaucus Seaside daisy, Seaside fleabane
native
Perennial herb  2023 Toni Corelli
 2019 James Gonsman
 2018 Asa B Spade
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Eriogonum fasciculatum var. fasciculatum California buckwheat, Eastern mojave buckwheat
native
Shrub  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow
native
Shrub  2013 James Gonsman
 2020 Mary Conway
 2020 Ron Vanderhoff
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Eriophyllum staechadifolium Lizard tail, Seaside golden yarrow, Seaside woolly sunflower
native
Perennial herb  2020 Susan McDougall
 2014 James Gonsman
 2019 Mary Conway
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Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree
non-native
Annual herb  2014 Bryan Derr
 2017 Gary McDonald
 2015 Ken Lunders
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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
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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
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Erysimum suffrutescens Suffrutescent wallflower
• rare native
Perennial herb  2020 David Greenberger
 2013 Debra L. Cook
 2014 Neal Kramer
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Eschscholzia californica California poppy
native
Annual, Perennial herb  2019 Dee Shea Himes
 2021 Ron Vanderhoff
 2019 Amy Rapport
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Eucalyptus globulus Blue gum, Tasmanian bluegum
• invasive non-native
Tree  2020 Jennifer Mo
 2022 Ryan O'Dell
 2021 Cynthia Powell
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Extriplex joaquinana San Joaquin spearscale
• rare native
Annual herb  2021 Suzanne L. Weakley
 2022 Charles Russell
 2017 Marco Siragusa
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Festuca arundinacea Alta fescue, Reed fescue, Tall fescue
• invasive non-native
Perennial grass  2022 Cynthia Powell
 2020 Robert Steers
 2017 MCOSD EDRR
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Festuca bromoides Brome fescue
non-native
Annual grass  2022 Diana Wahl
 2021 Toni Corelli
 2021 David popp
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Festuca myuros Rattail sixweeks grass
• invasive non-native
Annual grass  2021 Aaron Echols
 2021 Ron Vanderhoff
 2022 John Rawlings
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Festuca perennis Italian rye grass
• invasive non-native
Annual, Perennial grass  2019 Ron Vanderhoff
 2017 Gary McDonald
 2021 Ron Vanderhoff
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Festuca temulenta Darnel, tares
non-native
Annual grass  2016 Spade Natural Resources Consulting
 2020 David popp
 2019 Stephany Dery
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Frankenia salina Alkali heath, Alkali seaheath, Yerba reuma, alkali heath
native
Perennial herb  2019 Patrick Furtado
 2021 Cynthia Powell
 2020 Ron Vanderhoff
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Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb  2020 Ron Vanderhoff
 2005 Steve Matson
 2020 Ron Vanderhoff
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Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
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Galium trifidum ssp. columbianum Threepetal bedstraw
native
Perennial herb  2022 Mike Russler
 2022 Mike Russler
 2022 Mike Russler
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Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb  2021 Al Keuter
 2023 Ron Vanderhoff
 2014 Bryan Derr
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Geranium rotundifolium Round leaved geranium, Roundleaf geranium
non-native
Annual herb  2017 James Bailey
 2009 Dean Wm. Taylor
 2017 James Bailey
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Helminthotheca echioides Bristly ox-tongue
• invasive non-native
Annual, Perennial herb  2016 Hayley Ross
 2019 Rachelle Gray
 2012 Elizabeth Brusati
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Hesperocyparis macrocarpa Monterey cypress
native
Tree  2019 Patrick Furtado
 2019 Susan McDougall
 2019 Cynthia Powell
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Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub  2015 James Gonsman
 2017 Gary McDonald
 2017 Gary McDonald
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Heterotheca grandiflora Telegraph weed, Telegraphweed
native
Annual, Perennial herb  2021 Mike Russler
 2021 Mike Russler
 2021 Mike Russler
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Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb  2017 Gary McDonald
 2017 Gary McDonald
 2022 Ron Vanderhoff
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Holcus lanatus Common velvetgrass, Velvet grass, Velvetgrass
• invasive non-native
Perennial grass  2019 Bill Haley
 2019 Bill Haley
 2019 Bill Haley
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Hordeum depressum Alkali barley, Dwarf barley, Low barley
native
Annual grass  2017 Steve Matson
 2017 Steve Matson
 2017 Steve Matson
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Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass  2022 Ron Vanderhoff
 2021 Al Keuter
 2021 Ron Vanderhoff
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Hydrocotyle ranunculoides Floating marsh pennywort, Floating marshpennywort, Marsh pennywort
native
Perennial herb  2019 R.A. Chasey
 2023 R.A. Chasey
 2017 Michael Mitchell
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Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb  2020 Ron Vanderhoff
 2017 Gary McDonald
 2019 Ron Vanderhoff
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Isocoma menziesii var. vernonioides Coastal goldenbush, Green leaved dune goldenbush, Menzies' goldenbush
native
Shrub  2018 Ron Vanderhoff
 2014 Steve Matson
 2018 Ron Vanderhoff
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Isolepis cernua Low bulrush
native
Annual grasslike herb  2021 R.A. Chasey
 2023 R.A. Chasey
 2018 Ron Vanderhoff
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Jaumea carnosa Fleshy jaumea, Marsh jaumea
native
Perennial herb  2020 Ron Vanderhoff
 2018 Angelique Herman
 2020 R.A. Chasey
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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
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Juncus effusus ssp. pacificus Pacific rush
native
Perennial grasslike herb  2009 Toni Corelli
 2021 R.A. Chasey
 2021 John Rawlings
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Juncus lescurii Dune rush
native
Perennial grasslike herb  2008 Toni Corelli
 2008 Toni Corelli
 2008 Toni Corelli
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Lasthenia glabrata ssp. coulteri Coulter goldfields, Coulter's goldfields, Goldfields
• rare native
Annual herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
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Lemna minor Smaller duckweed
native
Perennial herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Leptosyne gigantea Giant coreopsis
native
Shrub  2020 David Greenberger
 2017 David Wolfson
 2006 Steve Matson
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Limonium californicum California sealavender, Marsh rosemary, Sea lavender
native
Perennial herb  2018 Saskia Raether
 2010 Jorg Fleige & Mimi Fleige
 2017 MCOSD EDRR
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Lobularia maritima Sweet alyssum
• invasive non-native
Perennial herb  2016 Michael Mitchell
 2016 Michael Mitchell
 2019 Patrick Furtado
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Lonicera hispidula Pink honeysuckle
native
Vine, Shrub  2019 Stacie Wolny
 2019 Stacie Wolny
 2021 Bryant Baker
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Lupinus arboreus Coastal bush lupine, Yellow bush lupine
native
Shrub  2019 Patrick Furtado
 2014 Steve Matson
 2020 Steve Matson
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Lupinus chamissonis Beach blue lupine, Chamisso bush lupine, Dune bush lupine
native
Shrub  2020 Susan McDougall
 2022 Mike Russler
 2021 Cara Wilcox
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Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb  2018 Stacie Wolny
 2018 Stacie Wolny
 2018 Stacie Wolny
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Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb  2017 B.J. Dion
 2022 Chris McDonald
 2023 Ron Vanderhoff
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Malva parviflora Cheeseweed mallow
non-native
Annual herb  2022 Mike Russler
 2022 Donald Burk
 2022 Mike Russler
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non-native
Annual, Biennial herb  2021 Ron Vanderhoff
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
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Marah fabacea California man-root
native
Perennial herb, Vine  2018 Karen Scheuermann
 2021 Cyril Guyot
 2018 Gary McDonald
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Medicago polymorpha Bur clover, Bur medic, California burclover
• invasive non-native
Annual herb  2019 Gary McDonald
 2019 Gary McDonald
 2019 Gary McDonald
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Morella californica California wax myrtle
native
Tree, Shrub  2023 Diana Wahl
 2019 Michelle Karle
 2019 Michelle Karle
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Myoporum laetum Lollypop tree, Ngaio tree
• invasive non-native
Tree, Shrub  2018 Ron Vanderhoff
 2017 James Bailey
 2022 Ron Vanderhoff
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Nasturtium officinale Watercress
native
Perennial herb (aquatic)  2019 Patrick Furtado
 2019 Diane Etchison
 2012 Steve Matson
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Oenanthe sarmentosa Pacific oenanthe, Water parsley
native
Perennial herb  2021 Don Hollander
 2021 Ron Vanderhoff
 2021 Rosaleen
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Oxalis pes-caprae Bermuda buttercup, Sourgrass
• invasive non-native
Perennial herb  2015 Richard Chasey
 2017 Angelique Herman
 2019 Gary McDonald
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Parapholis incurva Curved sicklegrass, Sickle grass
non-native
Annual grass  2022 R.A. Chasey
 2021 Cynthia Powell
 2022 Ron Vanderhoff
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Persicaria punctata Dotted smartweed
native
Perennial herb  2018 Ron Vanderhoff
 2018 Ron Vanderhoff
 2022 Helen Hancock
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Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb  2014 Steve Matson
 2014 Steve Matson
 2022 Ron Vanderhoff
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Phacelia ramosissima Branching phacelia
native
Perennial herb  2005 Steve Matson
 2022 Rosalind Helfand
 2020 Ron Vanderhoff
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Pinus radiata Monterey pine
native
Tree  2011 Toni Corelli
 2012 Michael Mitchell
 2012 Michael Mitchell
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Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
• invasive non-native
Perennial herb  2017 Gary McDonald
 2019 Joe Engelbrecht
 2021 Ken Lunders
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Plantago subnuda Mexican plantain, Naked plantain, Tall coastal plantain
native
Perennial herb  2019 Patrick Furtado
 2022 Dianne Lake
 2009 Toni Corelli
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Potentilla anserina ssp. pacifica Pacific potentilla, Silverweed
native
Perennial herb  2022 R.A. Chasey
 2021 Charles Russell
 2022 R.A. Chasey
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Pseudognaphalium ramosissimum Pink cudweed
native
Annual, Biennial herb  2021 R.A. Chasey
 2021 R.A. Chasey
 2017 Gary McDonald
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Pterostegia drymarioides Fairy mist, Woodland threadstem
native
Annual herb  2020 Dick Rawson
 2018 Ron Vanderhoff
 2015 Diane Etchison
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Quercus agrifolia var. agrifolia California live oak, Coast live oak
native
Tree  2023 Ron Vanderhoff
 2022 Ron Vanderhoff
 2021 Al Keuter
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Raphanus sativus Cultivated radish, Jointed charlock, Wild radish
• invasive non-native
Annual, Biennial herb  2017 Lisa Miller
 2020 Ron Vanderhoff
 2023 Julia Markey
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Rosa californica California wild rose, California wildrose
native
Shrub  2022 Suzanne L. Weakley
 2022 Suzanne L. Weakley
 2020 R.A. Chasey
|
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Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub  2018 Ken Lunders
 2019 Ron Vanderhoff
 2015 Kelli Kallenborn
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Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb  2020 Ron Vanderhoff
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
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Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb  2018 Tim Lewis
 2019 Diane Etchison
 2023 Ron Vanderhoff
|
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Salicornia pacifica Glasswort, Pacific swampfire, Pickleweed
native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2018 Ron Vanderhoff
|
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Salix lasiolepis Arroyo willow
native
Tree, Shrub  2017 Susan Kotelnicki
 2022 Ron Vanderhoff
 2020 Steve Matson
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Salvia mellifera Black sage
native
Shrub  2017 Steve Matson
 2022 Suzanne L. Weakley
 2019 Diane Etchison
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Salvia spathacea Hummingbird sage
native
Perennial herb  2020 David Wolfson
 2020 Abby Nichols
 2020 Bryant Baker
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Schoenoplectus americanus Chairmaker's bulrush
native
Perennial grasslike herb  2021 Ron Vanderhoff
 2016 Joan Hampton
 2020 Ron Vanderhoff
|
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Scirpus microcarpus Panicled bulrush, Small fruited bulrush
native
Perennial grasslike herb  2022 Doug Allshouse
 2008 Steve Matson
 2013 Ron Vanderhoff
|
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Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb  2021 Ann Garside
 2022 Julian Geoghegan
 2021 Ron Vanderhoff
|
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Solanum umbelliferum var. xanti Blue witch nightshade, Bluewitch nightshade
native
Shrub  2022 Mike Russler
 2014 Steve Matson
 2014 Steve Matson
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Soleirolia soleirolii Baby's tears, Mother of thousands
non-native
Annual herb  2020 Ron Vanderhoff
 2021 Donald Burk
 2020 Ron Vanderhoff
|
|
Solidago confinis Southern goldenrod
native
Perennial herb  2022 Ryan O'Dell
 2003 Christopher L. Christie
 2014 Neal Kramer
|
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Spergula arvensis Corn spurry
non-native
Annual herb  2019 Diane Etchison
 2020 Mary Conway
 2022 Cynthia Powell
|
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Spergularia macrotheca var. macrotheca Sand spurrey, Sticky sand spurry, Sticky sandspurry
native
Perennial herb  2020 David Wolfson
 2017 B.J. Dion
 2020 Mary Conway
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Stachys chamissonis Coast hedge nettle, Coastal hedgenettle
native
Perennial herb  2021 David Wolfson
 2021 Toni Corelli
 2013 James Gonsman
|
|
Stellaria media Chickweed
non-native
Annual herb  2018 Gary McDonald
 2018 Gary McDonald
 2015 Diane Etchison
|
|
Stephanomeria elata Annual mitra, Santa barbara stephanomeria, Santa barbara wirelettuce
native
Annual herb  2019 David Greenberger
 2018 Julian Geoghegan
 2021 Helen Hancock
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Stephanomeria virgata ssp. pleurocarpa Tall stephanomeria, Wand stephanomeria, Wand wirelettuce
native
Annual herb  2021 Helen Hancock
 2021 Helen Hancock
 2018 Richard Spjut
|
|
Stipa lepida Foothill needle grass
native
Perennial grass  2017 Gary McDonald
 2023 Ron Vanderhoff
 2017 Gary McDonald
|
|
Suaeda californica California seablite
• rare native
Shrub  2022 Cynthia Powell
 2020 R.A. Chasey
 2020 R.A. Chasey
|
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Tetragonia tetragonoides New zealand spinach
non-native
Annual herb  2021 Michelle Karle
 2021 Michelle Karle
 2015 Zoya Akulova
|
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Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub  2020 Ron Vanderhoff
 2019 Randy Huey
 2021 Bryant Baker
|
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Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb  2005 Steve Matson
 2016 Michael Mitchell
 2019 Ron Vanderhoff
|
|
Trifolium wormskioldii Coast clover, Cow clover, Cows clover
native
Perennial herb  2015 James Gonsman
 2009 Dr. Mark S. Brunell
 2015 James Gonsman
|
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Triglochin concinna var. concinna Arrow grass
native
Perennial herb (aquatic)  2021 Ken-ichi Ueda
 2021 Ken-ichi Ueda
 2021 Ken-ichi Ueda
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Tropaeolum majus Garden nasturtium, Nasturtium
• invasive non-native
Annual herb, Vine  2021 Julie A. Kierstead
 2022 Ryan O'Dell
 2022 Ron Vanderhoff
|
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Urtica dioica ssp. holosericea Giant creek nettle, Hoary nettle, Mountain nettle
native
Perennial herb  2022 Donald Burk
 2019 Hunter Breck
 2021 R.A. Chasey
|
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Veronica americana American brooklime, American speedwell, Brooklime
native
Perennial herb  2016 Steve Matson
 2016 Steve Matson
 2016 Steve Matson
|
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Vicia gigantea Giant vetch
native
Perennial herb  2021 Dana York
 2019 Cynthia Powell
 2013 James Gonsman
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Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca
• invasive non-native
Perennial herb  2020 Julia Markey
 2022 Ron Vanderhoff
 2021 Ron Vanderhoff
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Zostera marina Eel grass, Eelgrass, Seawrack
native
Perennial herb  2021 Michelle Karle
 2021 Ron Vanderhoff
 2013 Ron Vanderhoff
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