Poly and Horse Canyons
Poly and Horse Canyons, Campus of California Polytechnic State University San Luis Obispo County, California San Luis Obispo County |
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| David Keil / CNPS-SLO (2019-06-07) |
| 397 PLANTS |
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Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree  2020 Diane Etchison
 2018 Ron Vanderhoff
 2018 Julie Kierstead Nelson
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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 glaber var. glaber Deerweed
native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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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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Acmispon wrangelianus Wrangel lotus
native
Annual herb  2021 Jamie Spielmann
 2018 Gary McDonald
 2022 Richard Sullivan
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Acourtia microcephala Sacapellote
native
Perennial herb  2022 Diane Etchison
 2019 Ron Vanderhoff
 2014 Diane Etchison
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Adelinia grandis Hound's tongue, Western houndstongue, Adelinia
native
Perennial herb  2019 Eliezer Margolis
 2021 Dee Shea Himes
 2022 David Strauch
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native
Tree, Shrub  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2019 Gary McDonald
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Adiantum jordanii Adiantum, maiden hair fern
native
Fern  2022 BOB CASE
 2019 Ron Vanderhoff
 2023 Mike Russler
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Aesculus californica Buckeye, California buckeye, California horse chestnut
native
Tree  2018 Joseph Belli
 2021 Cyril Guyot
 2011 Steve Matson
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Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb  2007 Gerald Carr
 2007 Gerald Carr
 2021 Emily Sluiman
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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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Agrostis pallens Leafy bent grass, Seashore bentgrass, Thingrass
native
Perennial grass  2021 John Rawlings
 2020 Susan McDougall
 2021 John Rawlings
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Allium haematochiton Red skinned onion, Redskin onion
native
Perennial herb (bulb)  2017 Steve Matson
 2017 Steve Matson
 2017 Steve Matson
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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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Antirrhinum kelloggii Climbing snapdragon, Kellogg's snapdragon, Lax snapdragon
native
Annual herb  2020 Ron Vanderhoff
 2019 David Greenberger
 2019 Ron Vanderhoff
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Aphyllon fasciculatum Clustered broomrape
native
Perennial herb (parasitic)  2016 Jim Xerogeanes
 2016 Jim Xerogeanes
 2016 Yolanda Waddell
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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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Aquilegia eximia Serpentine columbine, Sticky columbine, Van Houtte's columbine
native
Perennial herb  2019 David Greenberger
 2019 Ken Hickman
 2021 Mike Russler
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Arctostaphylos obispoensis Bishop manzanita, Serpentine manzanita
• rare native
Shrub  2019 Susan McDougall
 2021 Mike Russler
 2021 Mike Russler
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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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Asparagus asparagoides African asparagus fern
• invasive non-native
Vine  2023 Cynthia Powell
 2018 Ron Vanderhoff
 2022 Joan Miller
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Aspidotis carlotta-halliae Carlotta hall's lace fern
• rare native
Fern (rhizomatous)  2023 R.A. Chasey
 2020 R.A. Chasey
 2023 R.A. Chasey
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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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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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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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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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Berula erecta Cut leaved water parsnip, Cutleaf water parsnip, Cutleaf waterparsnip
native
Perennial herb  2016 Steve Matson
 2016 Steve Matson
 2016 Steve Matson
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Blitum californicum Small Tree-Mallow
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Bloomeria crocea var. crocea Common goldenstar
native
Perennial herb  2019 Michael Mitchell
 2019 Ron Vanderhoff
 2017 Aaron Echols
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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 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 madritensis Foxtail chess, foxtail brome, Madrid brome, Spanish brome
non-native
Annual grass  2022 Steve Matson
 2020 Hailey Laskey
 2015 Chris Jaster
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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 red maids, Calandrinia
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Calendula officinalis Pot marigold
non-native
Annual herb  2023 David Wolfson
 2019 Jennifer Mo
 2021 Jennifer Mo
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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 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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Camissoniopsis intermedia Intermediate sun cups
native
Annual herb  2017 David Greenberger
 2016 Erik Larsen
 2018 Alice Cummings
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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 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 nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb  2014 John Malpas
 2021 Kristen Nelson
 2021 Kristen Nelson
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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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Carex spissa San diego sedge
native
Perennial grasslike herb  2016 Steve Matson
 2016 Steve Matson
 2016 Steve Matson
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Carthamus lanatus Woolly distaff thistle
• invasive non-native
Annual herb  2019 Lenihan Mazur
 2019 Danielle Carney
 2019 Danielle Carney
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Castilleja affinis ssp. affinis Coast indian paintbrush
native
Perennial herb  2006 Steve Matson
 2021 Dylan Neubauer
 2019 Ron Vanderhoff
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Castilleja attenuata Narrow leaved owl's clover, Valley tassels
native
Annual herb  2009 BOB CASE
 2023 R.A. Chasey
 2022 Mike Russler
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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 exserta ssp. exserta Exserted indian paintbrush, Pale purple owlclover, Purple owl's clover
native
Annual herb  2020 David Greenberger
 2019 Ron Vanderhoff
 2023 R.A. Chasey
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Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush
native
Perennial herb  2019 Ron Vanderhoff
 2019 Diane Etchison
 2019 Diane Etchison
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Ceanothus cuneatus var. ramulosus Buck brush
native
Shrub  2017 Robert Barnard
 2020 Robert Steers
 2023 Robert Steers
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Cenchrus setaceus Small Tree-Mallow
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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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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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Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany
native
Tree, Shrub  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2016 Ron Vanderhoff
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Chenopodiastrum 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. minus Dwarf soaproot, Wavyleaf soap plant
• rare native
Perennial herb (bulb)  1997 Dean Wm. Taylor
 2011 Dean Wm. Taylor, Ph.D.
 2011 Dean Wm. Taylor, Ph.D.
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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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Chondrilla juncea Hogbite, Skeleton weed
• invasive non-native
Perennial herb  2021 George Williams
 2021 Julia Kosowitz
 2021 Bob Sweatt
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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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Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb  2017 James Bailey
 2020 Bob Sweatt
 2020 Bob Sweatt
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Clarkia bottae Botta's clarkia, Punch bowl godetia
native
Annual herb  2023 Ron Vanderhoff
 2020 Steve Laymon
 2020 Steve Laymon
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Claytonia exigua ssp. exigua Little spring beauty, Serpentine springbeauty, Viridis
native
Annual herb  2023 R.A. Chasey
 2022 Mike Russler
 2019 Steve Matson
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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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Clinopodium douglasii Yerba buena
native
Perennial herb  2019 Gary McDonald
 2012 Gary McDonald
 2012 Gary McDonald
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Collinsia heterophylla Purple chinese houses
native
Annual herb  2022 Mary Ann Machi
 2019 David Greenberger
 2019 Ron Vanderhoff
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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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Corethrogyne filaginifolia Common sandaster
native
Perennial herb  2022 Mike Russler
 2018 Ron Vanderhoff
 2019 Diane Etchison
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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 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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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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Crocanthemum scoparium peak rush-rose, broom rush-rose
native
Shrub  2020 Stacie Wolny
 2020 Stacie Wolny
 2020 Stacie Wolny
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Croton setiger Turkey-mullein
native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2014 Richard Chasey
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Cryptantha muricata var. muricata Showy prickly-nut cryptantha
native
Annual herb  2022 Mike Russler
 2022 Mike Russler
 2022 Mike Russler
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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 niger Black cyperus, Black flatsedge, Brown cyperus
native
Perennial grasslike herb  2020 Ron Vanderhoff
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
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Dactylis glomerata Orchard grass, Orchardgrass
• invasive non-native
Perennial grass  2018 Jennifer Mo
 2020 Jim Richards
 2017 Gary McDonald
|
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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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Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb  2019 Diane Etchison
 2022 David Wolfson
 2021 Ken Lunders
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Deinandra corymbosa Coastal tarweed
native
Annual herb  2016 Michael Mitchell
 2018 Zachariah Jordan
 2015 Tim Miller
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Delairea odorata Cape ivy
• invasive non-native
Perennial herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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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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Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower
native
Shrub  2023 Bill Kress
 2019 Stacie Wolny
 2019 Gary McDonald
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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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Dipterostemon capitatus ssp. capitatus Blue dicks
native
Perennial herb  2023 Alaine Arslan
 2008 Steve Matson
 2016 Steve Matson
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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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Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern  2018 James Gonsman
 2019 Rebecca Crowe
 2023 Julia Markey
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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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Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb  2015 Dee Warenycia
 2020 Steven M Norris
 2020 Steven M Norris
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Dysphania ambrosioides Mexican tea
non-native
Annual, Perennial herb  2020 Ron Vanderhoff
 2018 Ron Vanderhoff
 2020 Ron Vanderhoff
|
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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
|
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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 glaucus ssp. glaucus Blue wild rye, Blue wildrye, Western rye grass
native
Perennial grass  2014 Toni Corelli
 2021 Arlee Montalvo
 2022 Ron Vanderhoff
|
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Elymus multisetus Big squirreltail grass
native
Perennial grass  2019 Ron Vanderhoff
 2023 Helen Hancock
 2021 Denise Defreese
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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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Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells
native
Annual herb  2018 Ron Vanderhoff
 2015 Barry Thomson
 2014 Ruth Ann Pearsons
|
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Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb  2018 Ron Vanderhoff
 2018 Ron Vanderhoff
 2018 Ron Vanderhoff
|
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Epilobium ciliatum ssp. watsonii Fringed willowherb, Watson's willowherb, Willow herb
native
Perennial herb  2012 BOB CASE
 2012 BOB CASE
 2021 Jamie Spielmann
|
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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
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|
Eragrostis mexicana ssp. virescens Mexican lovegrass, Orcutt's eragrostis
native
Annual grass  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
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 philadelphicus Philadelphia fleabane
native
Perennial herb  2023 R.A. Chasey
 2021 R.A. Chasey
 2023 R.A. Chasey
|
|
Erigeron sumatrensis Tropical horseweed
non-native
Annual herb  2021 Doug Allshouse
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
Eriogonum elongatum var. elongatum Long stemmed buckwheat
native
Perennial herb  2017 Ron Vanderhoff
 2019 Aaron Echols
 2021 Mike Russler
|
|
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
|
|
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
|
|
Erythranthe cardinalis Cardinal monkey flower
native
Perennial herb  2014 James Gonsman
 2023 Steve Conger
 2021 Mike Russler
|
|
native
Perennial  2020 David Greenberger
 2022 Charles Russell
 2022 Charles Russell
|
|
Eschscholzia caespitosa Foothill poppy, Tufted eschscholzia, Tufted poppy
native
Annual herb  2019 Ron Vanderhoff
 2021 Lisa Berry
 2022 Cynthia Powell
|
|
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
|
|
Eulobus californicus California primrose
native
Annual herb  2019 Elexis Padron
 2019 Ron Vanderhoff
 2019 Elexis Padron
|
|
Euphorbia peplus Petty spurge
non-native
Annual herb  2006 Steve Matson
 2022 Alice Cummings
 2005 Luigi Rignanese
|
|
Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb  2021 R.A. Chasey
 2014 Steve Matson
 2014 Steve Matson
|
|
Eurybia radulina Roughleaf aster
native
Perennial herb  2007 Keir Morse
 2023 Ken-ichi Ueda
 2022 Bob Sweatt
|
|
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
|
|
Fremontodendron californicum California flannelbush, California fremontia, Flannel bush
native
Shrub  2020 Suzanne L. Weakley
 2019 Diane Etchison
 2020 Tom Ballinger
|
|
Fritillaria affinis Checker lily, Mission bells
native
Perennial herb (bulb)  2017 Steve Matson
 2008 Steve Matson
 2020 Karen Swift
|
|
Fritillaria biflora var. biflora Chocolate lily
native
Perennial herb (bulb)  2020 David Greenberger
 2016 Ron Vanderhoff
 2018 Michael Mitchell
|
|
Galium andrewsii Needlemat galium, Phlox leaved bedstraw, Phloxleaf bedstraw
native
Perennial herb  2022 Mike Russler
 2019 Marisa Persaud
 2022 Mike Russler
|
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb  2020 Ron Vanderhoff
 2005 Steve Matson
 2020 Ron Vanderhoff
|
|
Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Gastridium phleoides Nit grass
non-native
Annual grass  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2001 Julie Kierstead Nelson
|
|
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
|
|
Gilia achilleifolia ssp. multicaulis Many stemmed california gilia, Many stemmed gilia
native
Annual herb  2023 R.A. Chasey
 2022 Ron Vanderhoff
 2021 Ron Vanderhoff
|
|
Gilia clivorum Many stemmed gilia, Purple spot gilia, Purplespot gilia
native
Annual herb  2013 Gary McDonald
 2013 Gary McDonald
 2023 Mary Gerbic
|
|
Grindelia hirsutula Gumweed, Hairy gumweed
native
Perennial herb  2021 R.A. Chasey
 2020 R.A. Chasey
 2015 Ken Lunders
|
|
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
|
|
Helianthus annuus Common sunflower, Hairy leaved sunflower, Sunflower
native
Annual herb  2019 Bob Case
 2019 Bob Case
 2021 Mike Russler
|
|
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
|
|
Hesperolinon micranthum Common dwarf flax, Small flower western flax, Small flowered dwarf flax
native
Annual herb  2020 David Greenberger
 2023 R.A. Chasey
 2021 R.A. Chasey
|
|
Hesperoyucca whipplei Chaparral yucca
native
Shrub  Geoff Burleigh
 2023 Jordan Collins
 2020 Julia Markey
|
|
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
|
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb  2017 Gary McDonald
 2017 Gary McDonald
 2022 Ron Vanderhoff
|
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub  2019 Bob Sweatt
 2020 Camille Nowell
 2023 Doug Zimmerman
|
|
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. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass  2022 Ron Vanderhoff
 2021 Al Keuter
 2021 Ron Vanderhoff
|
|
Hordeum vulgare Common barley
non-native
Annual grass  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb  2020 Ron Vanderhoff
 2017 Gary McDonald
 2019 Ron Vanderhoff
|
|
Juglans hindsii Northern california black walnut
• rare native
Tree  2016 Steve Matson
 2016 Steve Matson
 2018 Ron Vanderhoff
|
|
Juncus articulatus ssp. articulatus Jointed rush
native
Perennial grasslike herb  2022 joaquin hale
 2022 joaquin hale
 2022 joaquin hale
|
|
Juncus bufonius var. bufonius Toad rush
native
Annual grasslike herb  2021 John Rawlings
 2023 R.A. Chasey
 2019 Ron Vanderhoff
|
|
Juncus effusus ssp. pacificus Pacific rush
native
Perennial grasslike herb  2009 Toni Corelli
 2021 R.A. Chasey
 2021 John Rawlings
|
|
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
|
|
Juncus xiphioides Iris leaved rush, Irisleaf rush
native
Perennial grasslike herb  2016 Erik Larsen
 2017 Ron Vanderhoff
 2023 R.A. Chasey
|
|
Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella
native
Shrub  2020 Ron Vanderhoff
 2022 Bryant Baker
 2022 Bryant Baker
|
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass  2023 Helen Hancock
 2015 Steve Matson
 2015 Steve Matson
|
|
Lamarckia aurea Goldentop grass
non-native
Annual grass  2017 B.J. Dion
 2019 Ron Vanderhoff
 2015 James Gonsman
|
|
Lasthenia gracilis Needle goldfields
native
Annual herb  2016 Michael Mitchell
 2019 Susan McDougall
 2014 Michael Mitchell
|
|
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
|
|
Layia platyglossa Coastal tidytips
native
Annual herb  2015 Amy Rapport
 2019 Jenna T. B. Ekwealor
 2017 Chris Mo
|
|
Lepidium didymum Lesser swine cress
non-native
Annual herb  2022 Shawna Martinez
 2023 Ron Vanderhoff
 2023 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. 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
|
|
Leptosyne douglasii Douglas' coreopsis
native
Annual herb  2020 Manzanita Dictionary
 2020 Manzanita Dictionary
 2020 Manzanita Dictionary
|
|
Lilium pardalinum ssp. pardalinum Leopard lily
native
Perennial herb  2015 Steve Matson
 2015 Steve Matson
 2015 Steve Matson
|
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb  2019 David Greenberger
 2019 David Magney
 2018 Ken Lunders
|
|
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 dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley
native
Perennial herb  2017 James Gonsman
 2018 Gary McDonald
 2018 Gary McDonald
|
|
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
|
|
Lupinus albifrons var. abramsii Abrams' lupine
• rare native
Perennial herb  2018 Michael Mitchell
 2018 Michael Mitchell
 2018 Michael Mitchell
|
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb  2022 Mike Russler
 2022 Mike Russler
 2019 Gary McDonald
|
|
Lupinus hirsutissimus Stinging annual lupine, Stinging lupine
native
Annual herb  2020 Bryant Baker
 2020 Bryant Baker
 2019 Ron Vanderhoff
|
|
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
|
|
Madia elegans Common madia
native
Annual herb  2021 Jamie Spielmann
 2021 Mike Russler
 2020 Diane Etchison
|
|
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
|
|
Malva parviflora Cheeseweed mallow
non-native
Annual herb  2022 Mike Russler
 2022 Donald Burk
 2022 Mike Russler
|
|
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
|
|
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
|
|
Melica torreyana Torrey melic, Torrey's melica, Torrey's melicgrass
native
Perennial grass  2021 Toni Corelli
 2019 John Rawlings
 2017 MCOSD Restoration Crew
|
|
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
|
|
Micranthes californica Greene's saxifrage
native
Perennial herb  2016 Steve Matson
 2016 Steve Matson
 2023 Helen Hancock
|
|
Micropus californicus var. californicus Q tips, Slender cottonweed
native
Annual herb  2006 Steve Matson
 2021 Ron Vanderhoff
 null
|
|
Microseris bigelovii Coast microseris, Coastal silverpuffs
native
Annual herb  2022 R.A. Chasey
 2011 Toni Corelli
 2022 R.A. Chasey
|
|
Microseris douglasii ssp. tenella Douglas' silverpuffs, Short scaled microseris
native
Annual herb  2022 Helen Hancock
 2019 Diane Renshaw
 2022 Helen Hancock
|
|
Mirabilis laevis var. crassifolia California four o'clock
native
Perennial herb  2021 Ron Vanderhoff
 2018 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Monardella villosa ssp. obispoensis San luis obispo coyote mint
native
Perennial herb  2019 David Wolfson
 2019 David Wolfson
 2020 Dee Shea Himes
|
|
Muhlenbergia microsperma Annual muhly, Littleseed muhly
native
Annual grass  2017 Ron Vanderhoff
 2019 Ron Vanderhoff
 2023 Ron Vanderhoff
|
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic)  2019 Patrick Furtado
 2019 Diane Etchison
 2012 Steve Matson
|
|
Nicotiana glauca Tree tobacco
• invasive non-native
Tree, Shrub  2019 Jean B Henney
 2022 Mark Bowler
 2019 Nicole Leatherman
|
|
Opuntia ficus-indica Mission cactus, Tuna cactus
non-native
Shrub (stem succulent)  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
Oxalis corniculata Creeping wood sorrel, Creeping woodsorrel, Yellow sorrel
• invasive non-native
Perennial herb  2022 Donald Burk
 2022 Ron Vanderhoff
 2021 Ron Vanderhoff
|
|
Oxalis incarnata Crimson woodsorrel
non-native
Perennial herb  2022 Friends of Five Creeks volunteers
 2018 MCOSD EDRR
 2012 Yves Antoinette
|
|
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
|
|
Paeonia californica California peony
native
Perennial herb  2020 Marisa Persaud
 2022 Ron Vanderhoff
 2019 Susan McDougall
|
|
Paspalum dilatatum Dallis grass, Dallisgrass
non-native
Perennial grass  2018 Ron Vanderhoff
 2017 Barbara Boethling
 2021 Ron Vanderhoff
|
|
Pedicularis densiflora Warrior's plume, Indian warrior
native
Perennial herb  2015 Dee Warenycia
 2019 Jason Mills
 2017 Joshua Borkowski
|
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern  2021 Mike Russler
 2021 Steve Matson
 2020 Tina Curiel
|
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern  2019 James Gonsman
 2008 Steve Matson
 2008 Steve Matson
|
|
Perideridia pringlei Adobe yampah
• rare native
Perennial herb  2019 Matt Berger
 2019 Richard Spjut
 2017 Richard Spjut
|
|
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 minor Little seed canarygrass, Littleseed canarygrass, Mediterranean canarygrass
non-native
Annual grass  2014 Steve Matson
 2014 Steve Matson
 2014 Steve Matson
|
|
Phoenix canariensis Canary island date palm
• invasive non-native
Tree  2020 Ron Vanderhoff
 2022 Ron Vanderhoff
 2021 James Bailey
|
|
Phoradendron villosum ssp. villosum Mistletoe
native
Shrub (parasitic)  2022 David popp
 2020 R.A. Chasey
 2021 R.A. Chasey
|
|
Pickeringia montana var. montana Montana chaparral pea
native
Shrub  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Pistacia atlantica Mt. atlas mastic tree, Pistachio
• invasive non-native
Tree  2020 Sara Sweet
 2018 Angelique Herman
 2020 Sara Sweet
|
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2013 Jean Pawek
|
|
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
|
|
Plantago subnuda Mexican plantain, Naked plantain, Tall coastal plantain
native
Perennial herb  2019 Patrick Furtado
 2022 Dianne Lake
 2009 Toni Corelli
|
|
Platanus racemosa California sycamore, Western sycamore
native
Tree  2021 Ron Vanderhoff
 2019 Rachelle Gray
 2018 Ron Vanderhoff
|
|
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
|
|
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
|
|
Polypodium calirhiza Acrid fern, Licorice fern, Nested polypody
native
Fern  2022 R.A. Chasey
 2015 James Gonsman
 2020 Susan McDougall
|
|
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
|
|
Populus trichocarpa Black cottonwood
native
Tree  2019 Ron Vanderhoff
 2012 Steve Matson
 2012 Steve Matson
|
|
Portulaca oleracea Common purslane, Little hogweed, Purslane
non-native
Annual herb  2022 Donald Burk
 2022 Ron Vanderhoff
 2020 R.A. Chasey
|
|
Potentilla anserina ssp. pacifica Pacific potentilla, Silverweed
native
Perennial herb  2022 R.A. Chasey
 2021 Charles Russell
 2022 R.A. Chasey
|
|
Primula clevelandi Small Tree-Mallow
|
|
Prunus dulcis Domestic almond, Sweet almond
non-native
Tree  2012 Wes Gray
 2022 Donald Burk
 2021 David popp
|
|
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 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
|
|
Quercus durata var. durata Leather oak
native
Shrub  2022 Hunter Breck
 2020 Charles Russell
 2020 R.A. Chasey
|
|
Quercus lobata California white oak, Valley oak
native
Tree  2018 stephen rosenthal
 2021 Cynthia Powell
 2020 Charles Russell
|
|
Ranunculus californicus California buttercup
native
Perennial herb  2019 Diane Etchison
 2019 Diane Etchison
 2020 Mitchell Coleman
|
|
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 malvaceum var. indecorum White flowering currant, Whiteflower currant
native
Shrub  2020 Diane Etchison
 2020 Diane Etchison
 2020 Diane Etchison
|
|
Ribes malvaceum var. malvaceum Chaparral currant
native
Shrub  2023 R.A. Chasey
 2020 Ron Vanderhoff
 2023 R.A. Chasey
|
|
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 spithamea Ground rose, Sonoma rose
native
Shrub  2021 David Gowen
 1973 Geoff Burleigh
 2020 David Krause
|
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub  2018 Ken Lunders
 2019 Ron Vanderhoff
 2015 Kelli Kallenborn
|
|
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 pulcher Fiddle dock
non-native
Perennial herb  2020 Ryan Carle
 2022 Chris McDonald
 2019 Saul Soto
|
|
Sabulina douglasii Douglas' Stitchwort
native
Annual herb  2022 Steve Matson
 2019 Stacie Wolny
 2021 R.A. Chasey
|
|
Salix exigua var. hindsiana Sandbar willow
native
Tree, Shrub  2022 Robbie Lee
 2017 Dee Shea Himes
 02/22/2022 John Rawlings
|
|
Salix laevigata Polished willow, Red willow
native
Tree  2017 Steve Matson
 2019 Barbara Brydolf
 2022 Mark Gary
|
|
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 hoffmannii Hoffmann's blacksnakeroot, Hoffmann's sanicle, Hoffmann's snakeroot
• rare native
Perennial herb  2019 Ken Hickman
 2015 David Wolfson
 2018 Ken Hickman
|
|
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
|
|
Schinus molle Peruvian pepper tree, Peruvian peppertree
• invasive non-native
Tree  2021 stephen rosenthal
 2017 William McCarey
 2000 Joe DiTomaso
|
|
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
|
|
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
|
|
Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2018 Ron Vanderhoff
|
|
Senecio aphanactis California groundsel, Chaparral ragwort, Rayless ragwort
• rare native
Annual herb  2019 Matt Berger
 2019 Matt Berger
 2022 R.A. Chasey
|
|
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
|
|
Setaria pumila Yellow bristlegrass
non-native
Annual grass  2017 Peter Warner
 2016 Thomas Reyes
 2017 Peter Warner
|
|
Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow
native
Perennial herb (rhizomatous)  2020 David Greenberger
 2021 Maria Stokes
 2021 Heather Brady DeQuincy
|
|
Silene antirrhina Sleepy catch fly, Sleepy catchfly, Sleepy silene
native
Annual herb  2019 Ken Hickman
 2019 Ken Hickman
 2023 Matt Berger
|
|
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
|
|
Sinapis arvensis Charlock mustard
• invasive non-native
Annual herb  2020 Randy Huey
 2021 Randy Huey
 2022 Mike Russler
|
|
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 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
|
|
Sorghum halepense Johnsongrass
• invasive non-native
Perennial grass  2016 Erik Larsen
 2019 Jennifer Mo
 2009 Zoya Akulova
|
|
Spergula arvensis Corn spurry
non-native
Annual herb  2019 Diane Etchison
 2020 Mary Conway
 2022 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
|
|
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
|
|
Stebbinsoseris heterocarpa Grassland stebbinsoseris
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2017 Diane Etchison
|
|
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
|
|
Stephanomeria exigua ssp. carotifera White plume stephanomeria, Whiteplume wirelettuce
native
Perennial herb  2018 Mary Conway
 2018 Mary Conway
 2018 Mary Conway
|
|
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
|
|
Streptanthus glandulosus ssp. glandulosus Bristly jewelflower
native
Annual herb  2003 Keir Morse
 2020 Stacie Wolny
 2021 Bryant Baker
|
|
Streptanthus lasiophyllus Small Tree-Mallow
|
|
Stylocline gnaphaloides Everlasting nest straw, Everlasting stylocline, Mountain neststraw
native
Annual herb  2019 Diane Etchison
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
|
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub  2019 Ron Vanderhoff
 2020 Cara Wilcox
 2019 Ron Vanderhoff
|
|
Symphyotrichum chilense California aster, Pacific aster
native
Perennial herb  2020 Suzanne L. Weakley
 2013 Arcangelo Wessells
 2018 Stacie Wolny
|
|
Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
• invasive non-native
Perennial herb  2021 Ron Vanderhoff
 2019 Diane Etchison
 2021 Ron Vanderhoff
|
|
Tauschia hartwegii Hartweg's tauschia, Hartweg's umbrellawort, Tauschia
native
Perennial herb  2006 Steve Matson
 2006 Steve Matson
 2006 Steve Matson
|
|
Thysanocarpus laciniatus Common lace pod, Mountain fringepod, Narrow leaved fringe pod
native
Annual herb  2021 Helen Hancock
 2021 R.A. Chasey
 2021 Helen Hancock
|
|
Torilis arvensis Field hedge parsley, Spreading hedgeparsley, Tall Sock-Destroyer
• invasive non-native
Annual herb  2019 Ron Vanderhoff
 2018 Gary McDonald
 2018 Lindsey Hack
|
|
Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley
non-native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2022 R.A. Chasey
|
|
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 barbigerum Bearded clover
native
Annual herb  2023 R.A. Chasey
 2022 R.A. Chasey
 2010 Toni Corelli
|
|
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
|
|
Trifolium hirtum Rose clover
• invasive non-native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
|
|
Trifolium incarnatum Crimson clover
non-native
Annual herb  2018 Tim Lewis
 2019 Amy Rapport
 2008 Steve Matson
|
|
Trifolium subterraneum Sub clover, Subterranean clover
non-native
Annual herb  2008 Steve Matson
 2023 Ron Vanderhoff
 2008 Steve Matson
|
|
Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover
native
Annual herb  2022 Steve Matson
 2017 Michael Mitchell
 2019 Diane Etchison
|
|
Trifolium willdenovii Tomcat clover
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2018 Stacie Wolny
|
|
Trifolium wormskioldii Coast clover, Cow clover, Cows clover
native
Perennial herb  2015 James Gonsman
 2009 Dr. Mark S. Brunell
 2015 James Gonsman
|
|
Triphysaria eriantha ssp. eriantha Butter 'n' eggs, Johnny tuck
native
Annual herb  2005 Steve Matson
 2021 Steve Matson
 2008 Steve Matson
|
|
Tropaeolum majus Garden nasturtium, Nasturtium
• invasive non-native
Annual herb, Vine  2021 Julie A. Kierstead
 2022 Ryan O'Dell
 2022 Ron Vanderhoff
|
|
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
|
|
Verbascum thapsus Common mullein, Woolly mullein
• invasive non-native
Perennial herb  2021 R.A. Chasey
 2020 Kim Cabrera
 2019 Marisa Persaud
|
|
Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb  2010 Steve Matson
 2018 Mary Conway
 2018 Mary Conway
|
|
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 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. varia Smooth vetch, Thick fruited vetch, Winter vetch
non-native
Annual herb, Vine  2017 Gary McDonald
 2017 Gary McDonald
 2020 Julie A. Kierstead
|
|
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
|
|
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
|
|
Yabea microcarpa California hedge parsley, False carrot
native
Annual herb  2021 Helen Hancock
 2022 R.A. Chasey
 2012 Toni Corelli
|
|
Zannichellia palustris Horned pondweed
native
Perennial herb  2021 Ron Vanderhoff
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
|
|
Zeltnera muehlenbergii Muehlenberg's centaury
native
Annual herb  2019 Patrick Furtado
 2015 James Gonsman
 2011 Michael Perlmutter
|
