Laguna Lake Park and Open Space
San Luis Obispo County |
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| David Keil / CNPS-SLO (2019-06-07) |
| 352 PLANTS |
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Achillea millefolium Common yarrow
native
Perennial herb  2022 Andy Ford
 2014 James Gonsman
 2023 Ron Vanderhoff
|
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Achyrachaena mollis Blow-Wives
native
Annual herb  2015 Diane Etchison
 2019 Deanna Wargowski
 2021 Cynthia Powell
|
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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
|
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Acmispon brachycarpus hill lotus
native
Annual herb  2005 Steve Matson
 2005 Steve Matson
 2018 Steve Matson
|
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Acmispon junceus var. junceus Rush lotus
native
Perennial herb  2016 John Doyen
 2016 John Doyen
 2016 John Doyen
|
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Acmispon maritimus var. maritimus Coastal lotus
native
Annual herb  2020 Ron Vanderhoff
 2023 Ron Vanderhoff
 2020 Ron Vanderhoff
|
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Acmispon strigosus Strigose lotus
native
Annual herb  2016 Steve Matson
 2009 Steve Matson
 2019 Gary McDonald
|
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Agrostis exarata Spike bentgrass, Spike redtop
native
Perennial grass  2022 Teal Derrer
 2021 David popp
 2022 John Rawlings
|
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Alisma triviale Northern water plantain
native
Perennial herb (aquatic)  2023 Ken-ichi Ueda
 2022 R.A. Chasey
 2019 Gena Bentall
|
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Allium lacunosum var. lacunosum Pitted onion
native
Perennial herb (bulb)  2016 Steve Matson
 2016 Steve Matson
 2012 Ron Vanderhoff
|
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Amaranthus albus Pigweed amaranth, Tumbleweed
non-native
Annual herb  2014 Steve Matson
 2014 Steve Matson
 2018 Ron Vanderhoff
|
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Amaranthus blitoides Mat amaranth, Prostrate amaranth, Prostrate pigweed
native
Annual herb  2020 Ron Vanderhoff
 2023 Helen Hancock
 2019 Camille Nowell
|
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Amaranthus deflexus Amaranth, Large fruited amaranth, Largefruit amaranth
non-native
Annual herb  2018 Ron Vanderhoff
 2018 Ron Vanderhoff
 2018 Ron Vanderhoff
|
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Amaranthus hybridus Slender pigweed, Slim amaranth
non-native
Annual herb  2016 Jean Pawek
 2016 Jean Pawek
 2016 Jean Pawek
|
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Amaranthus powellii Powell's amaranth
native
Annual herb  2022 Donald Burk
 2019 David popp
 2015 Keir Morse
|
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Ambrosia acanthicarpa Annual bursage, Annual burweed
native
Annual herb  2009 Steve Matson
 2014 Steve Matson
 2021 Mike Russler
|
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Ambrosia psilostachya Ragweed, Western ragweed
native
Perennial herb  2021 Mary Ann Machi
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
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Amsinckia intermedia Common fiddleneck
native
Annual herb  2020 Matt Berger
 2019 Ron Vanderhoff
 2021 David popp
|
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Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile
• invasive non-native
Annual herb  2017 Diane Etchison
 2019 Nathan Taxel
 2019 Dave Beller
|
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Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley
native
Annual herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
|
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Aristida adscensionis Six weeks three awn, Sixweeks threeawn
native
Annual grass  2023 Keir Morse
 2023 Keir Morse
 2006 James M. Andre
|
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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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Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb  2013 Brent Morgan
 2022 Ron Vanderhoff
 2021 Mike Russler
|
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Asclepias fascicularis Narrow leaf milkweed
native
Perennial herb  2018 Ron Vanderhoff
 2014 Steve Matson
 2019 Ron Vanderhoff
|
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Astragalus curtipes Morro milkvetch, San luis obispo milkvetch, South coast milk vetch
native
Perennial herb  2021 Joel A. Germond, Psy.D.
 2020 David Greenberger
 2020 David Greenberger
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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
|
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Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus
native
Annual herb  2021 Paul Aigner
 2008 Steve Matson
 2022 Catherine Chang
|
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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 semibaccata Australian saltbush
• invasive non-native
Perennial herb  2015 James Bailey
 2021 David Wolfson
 2020 Ron Vanderhoff
|
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Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass  2018 Julian Geoghegan
 2023 David popp
 2019 Ron Vanderhoff
|
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Avena fatua Wild oat, Wildoat
• invasive non-native
Annual grass  2018 Gary McDonald
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
|
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Azolla filiculoides American water fern, mosquito fern, Mosquito fern, Pacific mosquitofern
native
Fern  2020 Ron Vanderhoff
 2023 R.A. Chasey
 2021 Zoya Akulova-Barlow
|
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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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Baccharis salicifolia Mule fat., seep willow, Mule's fat, Mulefat
native
Shrub  2023 Julia Markey
 2018 Ron Vanderhoff
 2020 Aaron Echols
|
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Bellardia trixago Mediterranean lineseed
• invasive non-native
Annual herb  2016 Michael Mitchell
 2016 Michael Mitchell
 2015 jamie smith
|
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Bidens pilosa Hairy beggarticks
non-native
Annual herb  2021 Ron Vanderhoff
 2018 Ron Vanderhoff
 2020 David Wolfson
|
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Bloomeria crocea var. aurea Common goldenstar
native
Perennial herb  2019 David Greenberger
 2020 Kimberly Coates
 2018 Gary McDonald
|
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Bolboschoenus maritimus ssp. paludosus Saltmarsh bulrush
native
Perennial grasslike herb  2022 R.A. Chasey
 2020 R.A. Chasey
 2020 Alice Cummings
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Brachypodium hybridum Small Tree-Mallow
|
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Brassica nigra Black mustard
• invasive non-native
Annual herb  2021 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Brassica rapa Common mustard, Field mustard, Rape mustard
• invasive non-native
Annual herb  2017 Cynthia Powell
 2021 Diane Etchison
 2018 Angelique Herman
|
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Bromus berteroanus Chilean chess
non-native
Annual grass  2023 John Rawlings
 2006 Steve Matson
 2006 Steve Matson
|
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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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Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass  2023 Ron Vanderhoff
 2018 Gary McDonald
 2018 Gary McDonald
|
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Bromus rubens Red brome
• invasive non-native
Annual grass  2015 Chris Jaster
 2015 jamie smith
 2018 Gary McDonald
|
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Calandrinia menziesii [Calandrinia ciliata] Small Tree-Mallow
|
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Calibrachoa parviflora Wild petunia
native
Annual herb  2017 Ron Vanderhoff
 2020 Ron Vanderhoff
 2022 Ron Vanderhoff
|
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Calochortus argillosus Clay mariposa lily
native
Perennial herb (bulb)  2016 Daniel Neal
 2022 Suzanne L. Weakley
 2022 Suzanne L. Weakley
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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
|
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Calochortus obispoensis San luis mariposa lily
• rare native
Perennial herb (bulb)  2023 Morgan Stickrod
 2020 Meghan Lindt
 2018 Margarita Orlova
|
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Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine  2017 Michael Mitchell
 2020 James Gonsman
 2017 Michael Mitchell
|
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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
|
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Cardamine californica California toothwort, milkmaids
native
Perennial herb  2020 Barbara Peck
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Carduus pycnocephalus Italian thistle
• invasive non-native
Annual herb  2019 Gary McDonald
 2023 Diana Wahl
 2017 Gary McDonald
|
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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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Carex serratodens Bifid sedge, Two tooth sedge
native
Perennial grasslike herb  2019 Steve Matson
 2019 Steve Matson
 2021 Cynthia Powell
|
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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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Castilleja densiflora ssp. obispoensis Obispo indian paintbrush, San luis obispo owl's clover
native
Annual herb  2011 CNPS, San Luis Obispo Chapter
 2011 Chris Winchell
|
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Castilleja minor ssp. spiralis Lesser indian paintbrush, Lesser paintbrush
native
Annual herb  2023 Rhonda Allen
 2019 Ron Vanderhoff
 2019 Matt Berger
|
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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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Cenchrus longisetus Feathertop
• invasive non-native
Perennial grass  2018 Ron Vanderhoff
 2023 Ron Vanderhoff
 2021 Julian Geoghegan
|
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Centaurea calcitrapa Purple star thistle, Red star thistle
• invasive non-native
Annual, Perennial herb  2021 R.A. Chasey
 2019 MCOSD EDRR
 2022 R.A. Chasey
|
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Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
• invasive non-native
Annual herb  2019 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Laura Anna Arellano
|
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Centaurea solstitialis Barnaby's thistle, Yellow star thistle
• invasive non-native
Annual herb  2022 Cynthia Powell
 2019 Arlee Montalvo
 2022 Mary Herr
|
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Centromadia parryi ssp. congdonii Congdon's tarplant
• rare native
Annual herb  2011 Neal Kramer
 2013 Toni Corelli
 2019 David Greenberger
|
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Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2007 Carol W. Witham
|
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Chenopodiastrum murale [Chenopodium murale] Small Tree-Mallow
|
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Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot
non-native
Annual herb  2022 Ron Vanderhoff
 2014 Toni Corelli
 2022 Ron Vanderhoff
|
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Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb  2021 Sue Graue
 2015 Sharon King & Randy Aeschliman
 2018 Karen Scheuermann
|
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Chorizanthe breweri Brewer's spineflower, San luis obispo spineflower
• rare native
Annual herb  2020 David Greenberger
 2020 David Greenberger
 2019 David Greenberger
|
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Chorizanthe palmeri Palmer's spineflower
• rare native
Annual herb  2019 David Greenberger
 2012 Terrence Gosliner
 2014 John Doyen
|
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Cichorium intybus Chicory
non-native
Perennial herb  2020 Bob Sweatt
 2022 David Strauch
 2019 Diane Etchison
|
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Cirsium fontinale var. obispoense Chorro creek bog thistle
• rare native
Perennial herb  2017 Cindy Roessler
 2015 David Wolfson
 2020 David Greenberger
|
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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 perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb  2008 Steve Matson
 2008 Steve Matson
 2008 Steve Matson
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Collinsia heterophylla Purple chinese houses
native
Annual herb  2022 Mary Ann Machi
 2019 David Greenberger
 2019 Ron Vanderhoff
|
|
Conium maculatum Poison hemlock
• invasive non-native
Perennial herb  2019 James Bailey
 2013 Toni Corelli
 2016 Cynthia Powell
|
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Convolvulus arvensis Field bindweed, Orchard morningglory
• invasive non-native
Perennial herb, Vine  2022 Steve Matson
 2021 Ron Vanderhoff
 2022 Steve Matson
|
|
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
|
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Cortaderia jubata Pampas grass, Purple pampas grass
• invasive non-native
Perennial grass  2018 Ramona Robison
 2021 Michelle Karle
 2022 Michelle Karle
|
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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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Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb  2020 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Croton setiger Turkey-mullein
native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2014 Richard Chasey
|
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Crypsis schoenoides Swamp grass, Swamp picklegrass, Swamp pricklegrass
non-native
Annual grass  2023 Ron Vanderhoff
 2018 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Cryptantha clevelandii var. florosa Coastal cryptantha
native
Annual herb  2020 David Greenberger
 2020 Ryan Carle
 2023 Ken-ichi Ueda
|
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Cuscuta californica var. californica California dodder, Chaparral dodder, Short flowered dodder
native
Annual herb, Vine (parasitic)  2021 R.A. Chasey
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
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Cuscuta campestris Field dodder
native
Annual herb, Vine (parasitic)  2017 Ron Vanderhoff
 2017 Ron Vanderhoff
 2022 Brad Cook
|
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Cynodon dactylon Bermuda grass, Bermudagrass
• invasive non-native
Perennial grass  2021 Ron Vanderhoff
 2020 Ron Vanderhoff
 2021 Ron Vanderhoff
|
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Cyperus eragrostis Tall cyperus, Tall flatsedge
native
Perennial grasslike herb  2016 Joan Hampton
 2021 Ken Lunders
 2014 James Gonsman
|
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Cyperus involucratus Umbrella plant, Unbrella plant
non-native
Perennial grasslike herb  2018 Rachelle Gray
 2020 Martin Lemon
 2018 Jennifer Mo
|
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Danthonia californica California oatgrass
native
Perennial grass  2020 Sara Timby
 2007 Steve Matson
 2002 Bart and Susan Eisenberg
|
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Datura stramonium Jimson weed, Jimsonweed
non-native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2020 Ron Vanderhoff
|
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Deinandra fasciculata Clustered tarweed
native
Annual herb  2022 David Strauch
 2017 Steve Matson
 2017 Steve Matson
|
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Deinandra increscens ssp. increscens Grassland tarweed
native
Annual herb  2011 George Williams
 2003 Lynn Watson
|
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Delphinium parryi ssp. eastwoodiae Eastwood's larkspur
• rare native
Perennial herb  2023 Mike Russler
 2023 Mike Russler
 2023 Mike Russler
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Deschampsia danthonioides Annual hairgrass
native
Annual grass  2003 Steve Matson
 2003 Steve Matson
 2018 Emily Allen
|
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Dichondra micrantha Asian ponysfoot
non-native
Perennial herb  2023 Ron Vanderhoff
 2012 Dean Wm. Taylor, Ph.D.
 2012 Dean Wm. Taylor, Ph.D.
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Digitaria sanguinalis Hairy crabgrass
non-native
Annual grass  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2019 Jennifer Mo
|
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Dipsacus sativus Fuller's teasel, Indian teasel
• invasive non-native
Annual, Biennial herb  2019 Danielle Carney
 2022 Jennifer Mo
 2022 David Strauch
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native
Perennial herb ![Dipterostemon capitatus ssp. capitatus. [Dichelostemma capitatum ssp. capitatum]](/app/up/entry/545/th/163548.jpg) 2023 Caitlin Kreutz
![Dipterostemon capitatus ssp. capitatus. [Dichelostemma capitatum ssp. capitatum]](/app/up/entry/536/th/161031.jpg) 2023 Cara Wilcox
![Dipterostemon capitatus ssp. capitatus. [Dichelostemma capitatum ssp. capitatum]](/app/up/io/290/th/io87207-0.jpg) 2023 Ron Vanderhoff
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Distichlis spicata Inland saltgrass, Salt grass, Saltgrass
native
Perennial grass  2020 Matt Berger
 2019 Ron Vanderhoff
 2022 Donald Burk
|
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Dittrichia graveolens Stinkwort
• invasive non-native
Annual herb  2017 Bob Huttar
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Dudleya abramsii ssp. murina San Luis Obispo dudleya
• rare native
Perennial herb  2023 Mike Russler
 2023 Mike Russler
 2023 Mike Russler
|
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Dysphania ambrosioides Mexican tea
non-native
Annual, Perennial herb  2020 Ron Vanderhoff
 2018 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
Echinochloa colona Jungle rice
non-native
Annual grass  2018 Ron Vanderhoff
 2018 Ron Vanderhoff
 2018 Ron Vanderhoff
|
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Echinochloa crus-galli Barnyard grass, Japanese millet, Watergrass
non-native
Annual grass  2016 Barbara Boethling
 2022 R.A. Chasey
 2008 Zoya Akulova
|
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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
|
|
Elatine californica California waterwort
native
Annual, Perennial herb  2023 Keir Morse
 Mary Ann Hannon
 2015 Vernon Smith
|
|
Eleocharis bella Beautiful spikerush
native
Perennial grasslike herb  2021 R.A. Chasey
 2003 Steve Matson
 2013 Jake Ruygt
|
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Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2003 Steve Matson
|
|
Eleocharis parishii Parish's spike rush, Parish's spikerush
native
Perennial grasslike herb  2014 Steve Matson
 2014 Steve Matson
 2018 Rachelle Gray
|
|
Elymus condensatus Giant wild rye
native
Perennial grass  2020 Ron Vanderhoff
 2022 John Rawlings
 2020 Diane Etchison
|
|
Elymus glaucus ssp. glaucus Blue wild rye, Blue wildrye, Western rye grass
native
Perennial grass  2014 Toni Corelli
 2021 Arlee Montalvo
 2022 Ron Vanderhoff
|
|
Elymus multisetus Big squirreltail grass
native
Perennial grass  2019 Ron Vanderhoff
 2023 Helen Hancock
 2021 Denise Defreese
|
|
Elymus triticoides Beardless wild rye
native
Perennial grass  2018 Ron Vanderhoff
 2021 Ron Vanderhoff
 2018 Rachelle Gray
|
|
Elymus xhansenii [E. glaucus x E. multisetus] Small Tree-Mallow
|
|
Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb  2023 Mary Ann Machi
 2019 Ramona Robison
 2020 Ron Vanderhoff
|
|
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 densiflorum Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose
native
Annual herb  2009 BOB CASE
 2021 Mike Russler
 2022 Ken-ichi Ueda
|
|
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
|
|
Eragrostis cilianensis Stinkgrass
non-native
Annual grass  2021 Donald Burk
 2012 Keir Morse
 2021 Donald Burk
|
|
Eragrostis pectinacea var. pectinacea Tufted lovegrass
native
Annual grass  2007 Steve Matson
 2007 Steve Matson
 2007 Steve Matson
|
|
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
|
|
Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow
native
Shrub  2013 James Gonsman
 2020 Mary Conway
 2020 Ron Vanderhoff
|
|
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 brachycarpum Foothill filaree, Short fruited filaree, Shortfruit stork's bill
• invasive non-native
Annual herb  2016 Bob van Duinen
 2020 Angelique Herman
 2016 Steve Matson
|
|
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
|
|
Eryngium aristulatum var. hooveri Hoover's button celery, Hoover's eryngo
• rare native
Annual, Perennial herb  2011 Aaron Arthur
 2014 Maya Goklany
 2010 Chris Winchell
|
|
Eryngium armatum Coastal eryngo, Coyote thistle, Prickly coyote thistle
native
Perennial herb  2006 Steve Matson
 2006 Steve Matson
 2015 Tim Miller
|
|
native
Perennial  2020 David Greenberger
 2022 Charles Russell
 2022 Charles Russell
|
|
Erythranthe microphylla Small leaved monkeyflower
• rare native
Annual herb  2019 Susan McDougall
 2021 Robert Steers
 2021 Robert Steers
|
|
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
|
|
Euphorbia maculata Spotted spurge
non-native
Annual herb  2019 B.J. Dion
 2019 B.J. Dion
 2022 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
|
|
Festuca arundinacea Alta fescue, Reed fescue, Tall fescue
• invasive non-native
Perennial grass  2022 Cynthia Powell
 2020 Robert Steers
 2017 MCOSD EDRR
|
|
Festuca bromoides Brome fescue
non-native
Annual grass  2022 Diana Wahl
 2021 Toni Corelli
 2021 David popp
|
|
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
|
|
Foeniculum vulgare Biscuit root, Sweet fennel
• invasive non-native
Perennial herb  2019 Nicole Leatherman
 2019 Ron Vanderhoff
 2018 Henry DiRocco
|
|
Frangula californica ssp. californica California coffeeberry
native
Shrub  2015 Steve Matson
 2015 Steve Matson
 2019 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
|
|
Genista monspessulana French broom
• invasive non-native
Shrub  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2021 Michelle Karle
|
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb  2021 Al Keuter
 2023 Ron Vanderhoff
 2014 Bryan Derr
|
|
Gilia achilleifolia ssp. achilleifolia California gilia
native
Annual herb  2021 Helen Hancock
 2022 R.A. Chasey
 2021 Mary Conway
|
|
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 bigelovii Bigelow's sneezeweed, Sneezeweed
native
Perennial herb  2020 Rebecca Schoenenberger
 2019 Bryant Baker
 2019 Bob Sweatt
|
|
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
|
|
Heterotheca grandiflora Telegraph weed, Telegraphweed
native
Annual, Perennial herb  2021 Mike Russler
 2021 Mike Russler
 2021 Mike Russler
|
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb  2017 Gary McDonald
 2017 Gary McDonald
 2022 Ron Vanderhoff
|
|
Hordeum brachyantherum ssp. brachyantherum Meadow barley
native
Perennial grass  2023 Denise Defreese
 2015 Steve Matson
 2015 Steve Matson
|
|
Hordeum marinum ssp. gussoneanum Barley, Mediterranean barley
non-native
Annual grass  2018 Carolyn
 2020 Paul Aigner
 2017 Toni Corelli
|
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass  2022 Ron Vanderhoff
 2021 Al Keuter
 2021 Ron Vanderhoff
|
|
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
|
|
Juncus bufonius var. bufonius Toad rush
native
Annual grasslike herb  2021 John Rawlings
 2023 R.A. Chasey
 2019 Ron Vanderhoff
|
|
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 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  2018 Ron Vanderhoff
 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
|
|
Laennecia coulteri Coulter's horseweed
native
Annual herb  2018 Ken Hickman
 2006 Adonis (Don) Tate
 2012 Lynn Robertson
|
|
Lagophylla ramosissima Branched lagophylla, Common hareleaf
native
Annual herb  2019 Diane Etchison
 2021 Dee Shea Himes
 2020 Ken Hickman
|
|
Lamarckia aurea Goldentop grass
non-native
Annual grass  2017 B.J. Dion
 2019 Ron Vanderhoff
 2015 James Gonsman
|
|
Lasthenia glaberrima Smooth goldfields
native
Annual herb  2017 Michael Mitchell
 2020 Matt Berger
 2020 R.A. Chasey
|
|
Lasthenia gracilis Needle goldfields
native
Annual herb  2016 Michael Mitchell
 2019 Susan McDougall
 2014 Michael Mitchell
|
|
Lathyrus latifolius Everlasting pea, Perennial pea, Perennial sweet pea
non-native
Perennial herb  2020 Jutta Burger
 2019 Cynthia Powell
 2021 Sherry Adams
|
|
Lathyrus odoratus Common sweet pea, Garden sweet pea, Sweetpea
non-native
Annual herb  2017 danielle noe
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb  2018 Ron Vanderhoff
 2022 Charles Russell
 2015 Chris Jaster
|
|
Layia jonesii Jones' tidytips, Jones's layia
• rare native
Annual herb  2021 Kristen Nelson
 2021 Kristen Nelson
 2011 Chris Winchell
|
|
Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb  2020 Linda Pardy
 2019 Gary McDonald
 2016 Steve Matson
|
|
Lepidium pinnatifidum Featherleaf pepperweed, Wayside pepper grass
non-native
Annual, Perennial herb  2016 Keir Morse
 1982 Robert E. Preston, Ph.D.
 2010 Zoya Akulova
|
|
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. fascicularis Bearded sprangletop
native
Annual grass  2023 Donald Burk
 2021 R.A. Chasey
 2021 Ken Hickman
|
|
Leptosiphon parviflorus Variable linanthus
native
Annual herb  2008 Keir Morse
 2008 Keir Morse
 2008 Keir Morse
|
|
Lobularia maritima Sweet alyssum
• invasive non-native
Perennial herb  2016 Michael Mitchell
 2016 Michael Mitchell
 2019 Patrick Furtado
|
|
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 parvifolium Coastal biscuitroot, Small leaved lomatium
• rare native
Perennial herb  2020 David Greenberger
 2011 Chris Winchell
 2021 Patrick Furtado
|
|
Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb  2006 Steve Matson
 2019 Eliezer Margolis
 2015 James Gonsman
|
|
Lonicera japonica Japanese honeysuckle
non-native
Vine, Shrub  2018 michelle peruzzi
 2022 Andy Ford
 2016 Keir Morse
|
|
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
|
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb  2022 Mike Russler
 2022 Mike Russler
 2019 Gary McDonald
|
|
Lupinus microcarpus var. densiflorus Chick lupine, Dense flowered platycarpos, Whitewhorl lupine
native
Annual herb  2014 Steve Matson
 2014 Steve Matson
 2014 Steve Matson
|
|
Lupinus truncatus Blunt leaved lupine, Collared annual lupine, Truncate leaf lupine
native
Annual herb  2010 Michael Mitchell
 2010 Michael Mitchell
 2008 Keir Morse
|
|
Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb  2017 B.J. Dion
 2022 Chris McDonald
 2023 Ron Vanderhoff
|
|
Lythrum californicum California loosestrife, Common loosestrife
native
Perennial herb  2017 Fred Melgert / Carla Hoegen
 2020 Ron Vanderhoff
 2017 David Wolfson
|
|
Lythrum hyssopifolia Hyssop loosestrife
• invasive non-native
Annual, Perennial herb  2019 Diane Etchison
 2021 Cynthia Powell
 2020 Ron Vanderhoff
|
|
Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed
native
Annual herb  2013 Ron Vanderhoff
 2021 David Wolfson
 2021 Zoya Akulova-Barlow
|
|
Malacothrix clevelandii Cleveland's dandelion, Cleveland's desertdandelion, Cleveland's malacothrix
native
Annual herb  2021 Steve Laymon
 2011 Neal Kramer
 2008 Keir Morse
|
|
Malva nicaeensis Bull mallow
non-native
Annual herb  2015 Mike Morales
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
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
|
|
Malvella leprosa Alkali mallow
native
Perennial herb  2023 Donald Burk
 2019 Bonnie Nickel
 2019 Bonnie Nickel
|
|
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
|
|
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 canadensis Wild mint
native
Perennial herb  2023 R.A. Chasey
 2023 Suzanne L. Weakley
 2021 R.A. Chasey
|
|
Microseris douglasii ssp. douglasii Douglas' microseris, Douglas' silverpuffs
native
Annual herb  2022 Steve Laymon
 2019 John Rawlings
 2022 Mike Russler
|
|
Microseris douglasii ssp. tenella Douglas' silverpuffs, Short scaled microseris
native
Annual herb  2022 Helen Hancock
 2019 Diane Renshaw
 2022 Helen Hancock
|
|
Modiola caroliniana Carolina bristle mallow, Carolina bristlemallow
non-native
Perennial herb  2020 David Wolfson
 2020 Asa B Spade
 2019 Ron Vanderhoff
|
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic)  2019 Patrick Furtado
 2019 Diane Etchison
 2012 Steve Matson
|
|
Navarretia squarrosa Skunkbush, Skunkweed
native
Annual herb  2019 Marisa Persaud
 2019 Patrick Furtado
 2022 Suzanne L. Weakley
|
|
Oxalis pes-caprae Bermuda buttercup, Sourgrass
• invasive non-native
Perennial herb  2015 Richard Chasey
 2017 Angelique Herman
 2019 Gary McDonald
|
|
Oxybasis chenopodioides Small Tree-Mallow
|
|
Oxybasis macrosperma Small Tree-Mallow
|
|
Oxybasis rubra Small Tree-Mallow
|
|
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
|
|
Paspalum distichum Knot grass, Knotgrass
native
Perennial grass  2011 Steve Matson
 2017 Ron Vanderhoff
 2017 Ron Vanderhoff
|
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern  2021 Mike Russler
 2021 Steve Matson
 2020 Tina Curiel
|
|
Perideridia pringlei Adobe yampah
• rare native
Perennial herb  2019 Matt Berger
 2019 Richard Spjut
 2017 Richard Spjut
|
|
Persicaria amphibia Water smartweed
native
Perennial herb (aquatic)  2017 Ron Vanderhoff
 2017 Ron Vanderhoff
 2019 Diane Etchison
|
|
Persicaria lapathifolia Common knotweed
native
Annual herb  2016 Barbara Boethling
 2017 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb  2014 Steve Matson
 2014 Steve Matson
 2022 Ron Vanderhoff
|
|
Phacelia imbricata ssp. imbricata Imbricate Phacelia
native
Annual herb  2022 R.A. Chasey
 2022 Robert Steers
 2022 Robert Steers
|
|
Phalaris aquatica Bulbous canarygrass, Harding grass
• invasive non-native
Perennial grass  2018 Thomas Reyes
 2021 Lenihan Mazur
 2022 Lenihan Mazur
|
|
Phalaris paradoxa Hood canarygrass
non-native
Annual grass  2021 David popp
 2021 John Rawlings
 2017 James Bailey
|
|
Phyla nodiflora Common lippia, Lippia, Turkey tangle frogfruit
native
Perennial herb  2018 Ron Vanderhoff
 2009 Ron Vanderhoff
 2022 Donald Burk
|
|
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
|
|
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
|
|
Pleuropogon californicus var. californicus Annual semaphoregrass
native
Perennial grass (rhizomatous)  2023 Denise Defreese
 2021 Denise Defreese
 2021 R.A. Chasey
|
|
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 douglasii Douglas' mesamint, Douglas' pogogyne
native
Annual herb  2022 Steve Matson
 2016 Ray Gill
 2022 Ramona Robison
|
|
Polycarpon depressum California allseed, California manyseed, California polycarpon
native
Annual herb  2023 James Bailey
 2023 James Bailey
 2011 Neal Kramer
|
|
Polygonum aviculare Prostrate knotweed
non-native
Annual, Perennial herb  2023 Ron Vanderhoff
 2023 Cynthia Powell
 2021 Ron Vanderhoff
|
|
Polypodium californicum California polypody
native
Fern  2020 Ron Vanderhoff
 2021 Ron Vanderhoff
 2023 Keir Morse
|
|
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
|
|
Populus fremontii ssp. fremontii Fremont cottonwood
native
Tree  2019 Stella Yang
 2020 David popp
 2020 Susan McDougall
|
|
Portulaca oleracea Common purslane, Little hogweed, Purslane
non-native
Annual herb  2022 Donald Burk
 2022 Ron Vanderhoff
 2020 R.A. Chasey
|
|
Potamogeton nodosus Long leaved pondweed, Longleaf pondweed, Pondweed
native
Perennial herb (aquatic)  2020 Ken Hickman
 2019 Gena Bentall
 2020 Ken Hickman
|
|
Potentilla anserina ssp. pacifica Pacific potentilla, Silverweed
native
Perennial herb  2022 R.A. Chasey
 2021 Charles Russell
 2022 R.A. Chasey
|
|
Primula clevelandi [Dodecatheon clevelandii] Small Tree-Mallow
|
|
Pseudognaphalium luteoalbum Jersey cudweed
non-native
Annual herb  2021 Ron Vanderhoff
 2019 Diane Etchison
 2021 Ron Vanderhoff
|
|
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
|
|
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 durata var. durata Leather oak
native
Shrub  2022 Hunter Breck
 2020 Charles Russell
 2020 R.A. Chasey
|
|
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
|
|
Rhaponticum repens Russian knapweed
non-native
Perennial herb  2017 Barbara Boethling
 2014 Steve Matson
 2017 Barbara Boethling
|
|
Ricinus communis Castor bean, Castorbean
• invasive non-native
Shrub  2017 Henry DiRocco
 2020 Aaron Echols
 2022 Ron Vanderhoff
|
|
Rorippa palustris ssp. palustris Bog yellowcress
native
Annual, Perennial herb  2017 Ron Vanderhoff
 2017 Ron Vanderhoff
 2018 Ron Vanderhoff
|
|
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 fueginus Golden dock
native
Annual, Perennial herb  2022 Steve Ashcraft
 2021 Donald Burk
 2020 Ron Vanderhoff
|
|
Rumex salicifolius var. salicifolius Willow dock, Willow leaved dock
native
Perennial herb  2023 Ron Vanderhoff
 2012 Gary McDonald
 2012 Gary McDonald
|
|
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 tragus Prickly russian thistle, Russianthistle, Tumbleweed
• invasive non-native
Annual herb  2017 Ron Vanderhoff
 2021 Mike Russler
 2016 Steven Thorsted
|
|
Salvia columbariae Chia sage
native
Annual herb  2020 Ron Vanderhoff
 2022 Mike Russler
 2022 Mike Russler
|
|
Sanicula arguta Sharp toothed sanicle, Sharp toothed snakeroot, Sharptooth blacksnakeroot
native
Perennial herb  2022 Ron Vanderhoff
 2017 Diane Etchison
 2006 Steve Matson
|
|
Sanicula maritima Adobe sanicle, Adobe snakeroot
• rare native
Perennial herb  2019 David Wolfson
 2021 Kristen Nelson
 2021 Kristen Nelson
|
|
Scandix pecten-veneris Shepherd's needle, Shepherdsneedle, Venus' needle
non-native
Annual herb, Vine  2006 Steve Matson
 2018 Stacie Wolny
 2006 Steve Matson
|
|
native
Perennial grasslike herb  2014 Jesse Rorabaugh
 2018 Matt Berger
 2019 Steve Matson
|
|
Schoenoplectus californicus California bulrush
native
Perennial grasslike herb  2022 John Rawlings
 2022 John Rawlings
 2021 Ron Vanderhoff
|
|
Scirpus microcarpus Panicled bulrush, Small fruited bulrush
native
Perennial grasslike herb  2022 Doug Allshouse
 2008 Steve Matson
 2013 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
|
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb  2019 Mary Wloch
 2017 Gary McDonald
 2019 Gary McDonald
|
|
Silybum marianum Blessed milkthistle, Milk thistle
• invasive non-native
Annual, Perennial herb  2020 Nancy Hamlett
 2019 Marisa Persaud
 2018 Angelique Herman
|
|
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 rostratum Buffalo berry, Buffalobur nightshade
non-native
Annual herb  2016 Ron Vanderhoff
 2021 Timothy Blank
 2011 Miao Ling He
|
|
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
|
|
Sorghum bicolor Sorghum
non-native
Annual grass  2014 Ron Vanderhoff
 2021 Keir Morse
 2017 Fred Melgert / Carla Hoegen
|
|
Spergula arvensis Corn spurry
non-native
Annual herb  2019 Diane Etchison
 2020 Mary Conway
 2022 Cynthia Powell
|
|
Spergularia bocconi Boccone's sand spurry
non-native
Annual herb  2021 Ron Vanderhoff
 2021 Ron Vanderhoff
 2019 Ron Vanderhoff
|
|
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 rubra Purple sand spurry, Red sandspurry, Ruby sandspurry
non-native
Annual, Perennial herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
|
|
Sporobolus indicus Smut grass, Smutgrass
non-native
Perennial grass  2019 Ron Vanderhoff
 2022 Donald Burk
 2022 Donald Burk
|
|
Stachys ajugoides Ajuga hedge nettle, Bugle hedgenettle, Hedge nettle
native
Perennial herb  2021 Mike Russler
 2014 James Gonsman
 2023 Mike Russler
|
|
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
|
|
Stephanomeria cichoriacea Chicory leaved stephanomeria, Chicoryleaf wirelettuce, Fort tejon milk aster
native
Perennial herb  2019 David Greenberger
 2012 Ron Vanderhoff
 2018 John Game
|
|
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
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Streptanthus glandulosus ssp. glandulosus Bristly jewelflower
native
Annual herb  2003 Keir Morse
 2020 Stacie Wolny
 2021 Bryant Baker
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Streptanthus lasiophyllus Small Tree-Mallow
|
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Stuckenia pectinata Sago pondweed
native
Perennial herb (aquatic)  2021 Ron Vanderhoff
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
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Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub  2019 Ron Vanderhoff
 2020 Cara Wilcox
 2019 Ron Vanderhoff
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Symphyotrichum subulatum Eastern annual saltmarsh aster
native
Annual herb  2019 Ron Vanderhoff
 2018 Ron Vanderhoff
 2018 Ron Vanderhoff
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Tamarix ramosissima Saltcedar, Tamarisk
• invasive non-native
Tree, Shrub  2018 Joe Woods
 2017 Barbara Boethling
 2021 Richard Spjut
|
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Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
• invasive non-native
Perennial herb  2021 Ron Vanderhoff
 2019 Diane Etchison
 2021 Ron Vanderhoff
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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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Tragopogon porrifolius Purple salsify
non-native
Perennial herb  2019 Julie dinsdale
 2015 David Wolfson
 2020 Martin Cooper
|
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Tribulus terrestris Puncture vine, Puncturevine
• invasive non-native
Annual herb  2015 Steve Matson
 2020 Ron Vanderhoff
 2020 Maura Hay
|
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Trifolium albopurpureum Indian clover, Rancheria clover
native
Annual herb  2023 Mary Gerbic
 2023 Mary Gerbic
 2021 Mike Russler
|
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Trifolium bifidum var. decipiens Notch leaf clover
native
Annual herb  2022 R.A. Chasey
 2022 R.A. Chasey
 2021 Cameron Chabre
|
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Trifolium depauperatum var. amplectens Balloon sack clover, Pale bladder clover, Pale sack clover
native
Annual herb  2018 David Greenberger
 2013 Andrea Williams
 2018 David Greenberger
|
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Trifolium fragiferum Strawberry clover
non-native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2022 Dana York
|
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Trifolium fucatum Bull clover, Sour clover
native
Annual herb  2019 James Gonsman
 2019 James Gonsman
 2019 Paul Aigner
|
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Trifolium hirtum Rose clover
• invasive non-native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
|
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Trifolium hydrophilum Saline clover
• rare native
Annual herb  2005 Dean Wm. Taylor
 2005 Aaron Schusteff
 2005 Aaron Schusteff
|
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Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb  2005 Steve Matson
 2016 Michael Mitchell
 2019 Ron Vanderhoff
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Trifolium microdon Thimble clover, Valparaiso clover
native
Annual herb  2022 Dee Shea Himes
 2022 Dee Shea Himes
 2023 R.A. Chasey
|
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Trifolium pratense Red clover
non-native
Perennial herb  2019 David Greenberger
 2021 Bob Sweatt
 2023 R.A. Chasey
|
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Trifolium repens White clover
non-native
Perennial herb  2017 Gary McDonald
 2007 Steve Matson
 2017 Gary McDonald
|
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Trifolium subterraneum Sub clover, Subterranean clover
non-native
Annual herb  2008 Steve Matson
 2023 Ron Vanderhoff
 2008 Steve Matson
|
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Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover
native
Annual herb  2022 Steve Matson
 2017 Michael Mitchell
 2019 Diane Etchison
|
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Trifolium willdenovii Tomcat clover
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2018 Stacie Wolny
|
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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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Triphysaria eriantha ssp. eriantha Butter 'n' eggs, Johnny tuck
native
Annual herb  2005 Steve Matson
 2021 Steve Matson
 2008 Steve Matson
|
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Typha domingensis Narrowleaf cattail, Southern cattail
native
Perennial herb  2020 Ron Vanderhoff
 2022 Ron Vanderhoff
 2020 Ellen Gartside
|
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Typha latifolia Broadleaf cattail, Common cattail, Soft flag
native
Perennial herb (aquatic)  2021 Ron Vanderhoff
 2022 Emily R. Allen
 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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Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb  2010 Steve Matson
 2018 Mary Conway
 2018 Mary Conway
|
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Veronica anagallis-aquatica Water speedwell
non-native
Perennial herb  2015 Steve Matson
 2015 Steve Matson
 2022 Bob Sweatt
|
|
Vicia benghalensis Purple vetch, Reddish tufted vetch, Vetch
non-native
Annual herb, Vine  2019 Diane Etchison
 2023 R.A. Chasey
 2020 Ron Vanderhoff
|
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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
|
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Vicia villosa ssp. varia Smooth vetch, Thick fruited vetch, Winter vetch
non-native
Annual herb, Vine  2017 Gary McDonald
 2017 Gary McDonald
 2020 Julie A. Kierstead
|
|
Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb  2014 James Gonsman
 2023 Julia Markey
 2023 Richard Sullivan
|
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Xanthium spinosum Spiny clotbur, Spiny cockleburr
non-native
Annual herb  2017 B.J. Dion
 2021 Lynn Overtree
 2015 Zoya Akulova
|
|
Xanthium strumarium Rough cockleburr
native
Annual herb  2019 Ron Vanderhoff
 2011 Steve Matson
 2019 Ron Vanderhoff
|
|
Zeltnera muehlenbergii Muehlenberg's centaury
native
Annual herb  2019 Patrick Furtado
 2015 James Gonsman
 2011 Michael Perlmutter
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