Reservoir Canyon and Bowden Ranch Open Spaces
San Luis Obispo County |
|
||||||||
David Keil / CNPS-SLO (2019-06-07) |
318 PLANTS |
Acacia melanoxylon Blackwood acacia
invasive non-native
Tree ![]() 2022 Julian Geoghegan
![]() 2019 Julian Geoghegan
![]() 2019 Devon Jackson
|
Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree ![]() 2020 Diane Etchison
![]() 2018 Ron Vanderhoff
![]() 2018 Julie Kierstead Nelson
|
Achillea millefolium Common yarrow
native
Perennial herb ![]() 2022 Andy Ford
![]() 2014 James Gonsman
![]() 2023 Ron Vanderhoff
|
Acmispon americanus var. americanus American bird's foot trefoil, Spanish lotus
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2019 Matt Berger
![]() 2017 David Wolfson
|
Acmispon glaber var. glaber Deerweed
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Acmispon junceus var. junceus Rush lotus
native
Perennial herb ![]() 2021 Toni Corelli
![]() 2016 Neal Kramer
![]() 2013 Al Keuter
|
Acmispon strigosus Strigose lotus
native
Annual herb ![]() 2019 Gary McDonald
![]() 2019 Diane Etchison
![]() 2019 Gary McDonald
|
Acmispon wrangelianus Chilean trefoil
native
Annual herb ![]() 2021 Jamie Spielmann
![]() 2018 Gary McDonald
![]() 2022 Richard Sullivan
|
Adelinia grandis Hound's tongue, Western houndstongue, Adelinia
native
Perennial herb ![]() 2019 Eliezer Margolis
![]() 2021 Dee Shea Himes
![]() 2022 David Strauch
|
native
Tree, Shrub ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2019 Gary McDonald
|
Adiantum jordanii Adiantum, maiden hair fern
native
Fern ![]() 2022 BOB CASE
![]() 2019 Ron Vanderhoff
![]() 2019 Susan McDougall
|
Ageratina adenophora Sticky snakeroot, Thoroughwort
invasive non-native
Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2017 Keir Morse
![]() 2021 Heather Brady DeQuincy
|
Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb ![]() 2007 Gerald Carr
![]() 2007 Gerald Carr
![]() 2021 Emily Sluiman
|
Agrostis pallens Leafy bent grass, Seashore bentgrass, Thingrass
native
Perennial grass ![]() 2021 John Rawlings
![]() 2008 Keir Morse
![]() 2021 John Rawlings
|
Allium haematochiton Red skinned onion, Redskin onion
native
Perennial herb (bulb) ![]() 2017 Steve Matson
![]() 2017 Steve Matson
![]() 2017 Steve Matson
|
Antirrhinum kelloggii Climbing snapdragon, Kellogg's snapdragon, Lax snapdragon
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 David Greenberger
![]() 2019 Ron Vanderhoff
|
Aphyllon californicum ssp. jepsonii Jepson's california broom rape
native
Perennial herb (parasitic) ![]() 2019 Ken Hickman
![]() 2018 Brian and Eileen Keelan
![]() 1998 John Game
|
Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Apium graveolens Smallage, Garden celery
non-native
Annual, Biennial herb ![]() 2016 Joan Hampton
![]() 2019 Nathan Taxel
![]() 2016 Joan Hampton
|
Apocynum androsaemifolium Bitter dogbane, Spreading dogbane
native
Perennial herb ![]() 2003 Steve Matson
![]() 2020 Stacie Wolny
![]() 2020 Rebecca Schoenenberger
|
Aquilegia eximia Serpentine columbine, Sticky columbine, Van Houtte's columbine
native
Perennial herb ![]() 2018 Stacie Wolny
![]() 2010 Tony Morosco
![]() 2020 Paul Aigner
|
Aristida adscensionis Six weeks three awn, Sixweeks threeawn
native
Annual grass ![]() 2023 Keir Morse
![]() 2023 Keir Morse
![]() 2006 James M. Andre
|
Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub ![]() 2018 James Gonsman
![]() 2022 Julia Markey
![]() 2020 Ron Vanderhoff
|
Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb ![]() 2013 Brent Morgan
![]() 2022 Ron Vanderhoff
![]() 2021 Mike Russler
|
Asclepias fascicularis Narrow leaf milkweed
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2014 Steve Matson
![]() 2019 Ron Vanderhoff
|
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
|
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
|
Avena barbata Slender oat, Slim oat
invasive non-native
Annual grass ![]() 2018 Julian Geoghegan
![]() 2023 David popp
![]() 2019 Ron Vanderhoff
|
Avena fatua Wild oat, Wildoat
invasive non-native
Annual grass ![]() 2018 Gary McDonald
![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
|
Azolla filiculoides American water fern, mosquito fern, Mosquito fern, Pacific mosquitofern
native
Fern ![]() 2020 Ron Vanderhoff
![]() 2022 Morgan Stickrod
![]() 2021 Zoya Akulova-Barlow
|
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
|
Bloomeria crocea var. aurea Common goldenstar
native
Perennial herb ![]() 2019 David Greenberger
![]() 2012 Gary McDonald
![]() 2014 Gary McDonald
|
Bloomeria crocea var. crocea Common goldenstar
native
Perennial herb ![]() 2019 Michael Mitchell
![]() 2019 Ron Vanderhoff
![]() 2017 Aaron Echols
|
Brachypodium hybridum Small Tree-Mallow
|
Brassica nigra Black mustard
invasive non-native
Annual herb ![]() 2020 Diane Etchison
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass
invasive non-native
Annual grass ![]() 2017 Gary McDonald
![]() 2018 Bill Schmidt
![]() 2017 Gary McDonald
|
Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass ![]() 2016 Richard Chasey
![]() 2013 Jean Pawek
![]() 2010 Neal Kramer
|
Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
invasive non-native
Annual grass ![]() 2022 Ron Vanderhoff
![]() 2021 Richard Spjut
![]() 2022 Ron Vanderhoff
|
Bromus hordeaceus Soft brome, Soft chess
invasive non-native
Annual grass ![]() 2023 Ron Vanderhoff
![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
|
Bromus madritensis Foxtail chess, foxtail brome, Madrid brome, Spanish brome
non-native
Annual grass ![]() 2022 Steve Matson
![]() 2020 Hailey Laskey
![]() 2015 Chris Jaster
|
Bromus pseudolaevipes Coast range brome, Southern chinook brome
native
Perennial grass ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Bromus rubens Red brome
invasive non-native
Annual grass ![]() 2015 Chris Jaster
![]() 2015 jamie smith
![]() 2018 Gary McDonald
|
Calibrachoa parviflora Wild petunia
native
Annual herb ![]() 2017 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Calochortus albus White fairy lantern, White globe lily
native
Perennial herb ![]() 2019 David Greenberger
![]() 2019 Cynthia Powell
![]() 2009 Bob Case
|
Calochortus clavatus var. clavatus Club haired mariposa lily, Clubhair mariposa lily
rare native
Perennial herb (bulb) ![]() 2020 David Wolfson
![]() 2019 Marisa Persaud
![]() 2008 Gary A. Monroe
|
Calochortus obispoensis San luis mariposa lily
rare native
Perennial herb (bulb) ![]() 2023 Morgan Stickrod
![]() 2020 Meghan Lindt
![]() 2018 Margarita Orlova
|
Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine ![]() 2017 Michael Mitchell
![]() 2020 James Gonsman
![]() 2017 Michael Mitchell
|
Cardamine californica California toothwort, milkmaids
native
Perennial herb ![]() 2020 Barbara Peck
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Carduus pycnocephalus Italian thistle
invasive non-native
Annual herb ![]() 2019 Gary McDonald
![]() 2008 Zoya Akulova
![]() 2017 Gary McDonald
|
Carex nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb ![]() 2014 John Malpas
![]() 2021 Kristen Nelson
![]() 2021 Kristen Nelson
|
Carex obispoensis San Luis Obispo sedge, San Luis sedge
rare native
Perennial grasslike herb (rhizomatous) ![]() 2006 Steve Matson
![]() 2010 Chris Winchell
![]() 2006 Steve Matson
|
Carex spissa San diego sedge
native
Perennial grasslike herb ![]() 2016 Steve Matson
![]() 2016 Steve Matson
![]() 2016 Steve Matson
|
Castilleja affinis ssp. affinis Coast indian paintbrush
native
Perennial herb ![]() 2006 Steve Matson
![]() 2021 Dylan Neubauer
![]() 2019 Ron Vanderhoff
|
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
|
Ceanothus cuneatus var. ramulosus Buck brush
native
Shrub ![]() 2019 Susan McDougall
![]() 2020 Robert Steers
![]() 2019 Susan McDougall
|
Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
invasive non-native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Laura Anna Arellano
|
Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany
native
Tree, Shrub ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2016 Ron Vanderhoff
|
Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb ![]() 2021 Sue Graue
![]() 2015 Sharon King & Randy Aeschliman
![]() 2018 Karen Scheuermann
|
Chorizanthe breweri Brewer's spineflower, San luis obispo spineflower
rare native
Annual herb ![]() 2020 David Greenberger
![]() 2020 David Greenberger
![]() 2019 David Greenberger
|
Chorizanthe palmeri Palmer's spineflower
rare native
Annual herb ![]() 2019 David Greenberger
![]() 2012 Terrence Gosliner
![]() 2014 John Doyen
|
Cirsium fontinale var. obispoense Chorro creek bog thistle
rare native
Perennial herb ![]() 2017 Cindy Roessler
![]() 2015 David Wolfson
![]() 2012 Lynn Robertson
|
Cirsium vulgare Bull thistle
invasive non-native
Perennial herb ![]() 2017 James Bailey
![]() 2019 Gustavo Vasquez
![]() 2020 Bob Sweatt
|
Clarkia affinis Chaparral clarkia, Chaparral fairyfan
native
Annual herb ![]() 2019 David Greenberger
![]() 2019 Ken Hickman
![]() 2020 Steve Laymon
|
Clarkia bottae Botta's clarkia, Punch bowl godetia
native
Annual herb ![]() 2021 Amber Bedgood
![]() 2020 Steve Laymon
![]() 2020 Steve Laymon
|
Clarkia purpurea ssp. quadrivulnera Four-spot, Purple clarkia, Purple godetia
native
Annual herb ![]() 2014 Steve Matson
![]() 2019 Joe Engelbrecht
![]() 2021 R.A. Chasey
|
Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb ![]() 2019 David Greenberger
![]() 2021 Mike Russler
![]() 2022 Suzanne L. Weakley
|
Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb ![]() 2008 Steve Matson
![]() 2008 Steve Matson
![]() 2008 Steve Matson
|
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
|
Cordylanthus rigidus ssp. rigidus Rigid bird's beak, Stiffbranch bird's beak
native
Annual herb ![]() 2021 Mike Russler
![]() 2021 Mike Russler
![]() 2021 Mike Russler
|
Corethrogyne filaginifolia Common sandaster
native
Perennial herb ![]() 2022 Mike Russler
![]() 2018 Ron Vanderhoff
![]() 2021 Mike Russler
|
Cornus sericea ssp. occidentalis Western dogwood
native
Shrub ![]() 2019 David Greenberger
![]() 2018 Lynn Overtree
![]() 2020 Susan McDougall
|
Cortaderia selloana Uruguayan pampas grass
invasive non-native
Perennial grass ![]() 2023 Donald Burk
![]() 2023 Randall English
![]() 2022 Ron Vanderhoff
|
Cotoneaster franchetii Cotoneaster, Francheti cotoneaster, Orange cotoneaster
invasive non-native
Shrub ![]() 2021 Cynthia Powell
![]() 2021 Lenihan Mazur
![]() 2019 Lenihan Mazur
|
Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Crocanthemum scoparium peak rush-rose, broom rush-rose
native
Shrub ![]() 2020 Stacie Wolny
![]() 2020 Stacie Wolny
![]() 2015 Richard Spellenberg
|
Croton setiger Turkey-mullein
native
Annual herb ![]() 2018 Rachelle Gray
![]() 2011 Steve Matson
![]() 2011 Steve Matson
|
Cryptantha clevelandii var. florosa Coastal cryptantha
native
Annual herb ![]() 2020 David Greenberger
![]() 2020 Ryan Carle
![]() 2023 Ken-ichi Ueda
|
Cryptantha microstachys Popcorn flower, Tejon cryptantha
native
Annual herb ![]() 2019 Diane Etchison
![]() 2018 Ron Vanderhoff
![]() 2017 Diane Etchison
|
Cryptantha muricata var. muricata Showy prickly-nut cryptantha
native
Annual herb ![]() 2022 Mike Russler
![]() 2022 Mike Russler
![]() 2022 Mike Russler
|
Cynodon dactylon Bermuda grass, Bermudagrass
invasive non-native
Perennial grass ![]() 2021 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb ![]() 2019 Diane Etchison
![]() 2022 David Wolfson
![]() 2021 Ken Lunders
|
Delphinium parryi ssp. eastwoodiae Eastwood's larkspur
rare native
Perennial herb ![]() 2003 Yulan Tong
![]() 2012 CNPS, San Luis Obispo Chapter
![]() 2012 CNPS, San Luis Obispo Chapter
|
Dendromecon rigida Bush poppy, Tree poppy
native
Shrub ![]() 2019 Eliezer Margolis
![]() 2018 Hunter Breck
![]() 2010 Suzanne L. Weakley
|
Deschampsia elongata Hairgrass, Slender hairgrass
native
Perennial grass ![]() 2021 John Rawlings
![]() 2021 John Rawlings
![]() 2009 Adonis (Don) Tate
|
Diplacus aurantiacus ssp. aurantiacus Orange Bush Monkeyflower
native
Shrub ![]() 2023 Bill Kress
![]() 2019 Stacie Wolny
![]() 2019 Gary McDonald
|
native
Perennial herb ![]() 2021 Sue Graue
![]() 2020 Bryant Baker
![]() 2020 Cheryl Ballantyne
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern ![]() 2018 James Gonsman
![]() 2019 Rebecca Crowe
![]() 2023 Julia Markey
|
Dudleya abramsii ssp. murina San Luis Obispo dudleya
rare native
Perennial herb ![]() 2012 Terrence Gosliner
![]() 2019 David Greenberger
![]() 2017 Chris Howington
|
Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb ![]() 2015 Dee Warenycia
![]() 2020 Steven M Norris
![]() 2020 Steven M Norris
|
Dudleya pulverulenta Chalk dudleya
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2012 Ann Dalkey
![]() 2020 Julia Markey
|
Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb ![]() 2023 Ron Vanderhoff
![]() 2023 Ron Vanderhoff
![]() 2003 Steve Matson
|
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 David popp
![]() 2019 Ron Vanderhoff
![]() 2021 Denise Defreese
|
Elymus triticoides Beardless wild rye
native
Perennial grass ![]() 2018 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2018 Rachelle Gray
|
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 minutum Chaparral willowherb, Desert willow herb, Little willowherb
native
Annual herb ![]() 2017 Michael Mitchell
![]() 2021 R.A. Chasey
![]() 2009 Keir Morse
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern ![]() 2011 Toni Corelli
![]() 2021 Bryant Baker
![]() 2021 Bryant Baker
|
Erigeron bonariensis Flax-leaved horseweed
non-native
Annual herb ![]() 2021 Donald Burk
![]() 2017 Diane Etchison
![]() 2008 Jorg Fleige
|
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 ![]() 2022 Dana York
![]() 2021 R.A. Chasey
![]() null
|
Eriogonum elongatum var. elongatum Long stemmed buckwheat
native
Perennial herb ![]() 2017 Ron Vanderhoff
![]() 2019 Aaron Echols
![]() 2021 Mike Russler
|
Eriogonum fasciculatum var. foliolosum California buckwheat, Eastern mojave buckwheat, Red topped buckwheat
native
Shrub ![]() 2016 Michael Mitchell
![]() 2015 Michael Mitchell
![]() 2015 Michael Mitchell
|
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 guttata Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) ![]() 2019 Stacie Wolny
![]() 2015 James Gonsman
![]() 2019 Stacie Wolny
|
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
|
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
|
Festuca californica California fescue
native
Perennial grass ![]() 2019 Justin Luong
![]() 2022 Justin Luong
![]() 2012 Aaron Arthur
|
Festuca elmeri Coast fescue, Elmer fescue
native
Perennial grass ![]() 2019 Ken Hickman
![]() 2022 John Rawlings
![]() 2007 Toni Corelli
|
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 occidentalis Western fescue
native
Perennial grass ![]() 2011 Steve Matson
![]() 2011 Steve Matson
![]() 2011 Steve Matson
|
Festuca octoflora Sixweeks grass
native
Annual grass ![]() 2023 R.A. Chasey
![]() 2020 Sara Timby
![]() 2018 Ken Hickman
|
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
|
Fritillaria ojaiensis Ojai fritillary
rare native
Perennial herb (bulb) ![]() 2020 John Game
![]() 2020 G Froelich
![]() 2019 Gordon Jenkins
|
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 californicum ssp. flaccidum California bedstraw
native
Perennial herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2014 Steve Matson
|
Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub ![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
|
Gamochaeta ustulata Featherweed
native
Perennial herb ![]() 2019 Gary McDonald
![]() 2021 Zoya Akulova-Barlow
![]() 2019 Gary McDonald
|
Garrya veatchii Canyon silktassel, Southern silk tassel, Veatch silktassel
native
Shrub ![]() 2021 Jacob Smith
![]() 2016 Ron Vanderhoff
![]() 2020 Bryant Baker
|
Gastridium phleoides Nit grass
non-native
Annual grass ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2021 Paul Aigner
|
Genista monspessulana French broom
invasive non-native
Shrub ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
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
|
Grindelia hirsutula Gumweed, Hairy gumweed
native
Perennial herb ![]() 2020 stephen rosenthal
![]() 2015 Ken Lunders
![]() 2020 R.A. Chasey
|
Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub ![]() 2021 Mike Russler
![]() 2021 Mary Conway
![]() 2011 Neal Kramer
|
Helenium puberulum Rosilla, Sneezeweed
native
Perennial herb ![]() 2019 Patrick Furtado
![]() 2013 Toni Corelli
![]() 2015 Stephen Rosenthal
|
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
|
Hesperocyparis sargentii Sargent cypress
native
Tree, Shrub ![]() 2021 Bryant Baker
![]() 2021 R.A. Chasey
![]() 2021 Bryant Baker
|
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
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
invasive non-native
Perennial herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2022 Ron Vanderhoff
|
Hoita macrostachya California hemp, Large leather root
native
Perennial herb ![]() 2021 Jamie Spielmann
![]() 2009 Lynn Watson
![]() 2021 Jamie Spielmann
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub ![]() 2019 Bob Sweatt
![]() 2020 Camille Nowell
![]() 2023 Doug Zimmerman
|
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
|
Hypochaeris glabra Smooth cat's ear
invasive non-native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2017 Gary McDonald
![]() 2019 Ron Vanderhoff
|
Juncus balticus ssp. ater Baltic rush
native
Perennial grasslike herb ![]() 2015 Steve Matson
![]() 2015 Steve Matson
![]() 2015 Steve Matson
|
Juncus bufonius var. bufonius Toad rush
native
Annual grasslike herb ![]() 2021 John Rawlings
![]() 2023 R.A. Chasey
![]() 2019 Ron Vanderhoff
|
Juncus patens Common rush, Spreading rush
native
Perennial grasslike herb ![]() 2022 R.A. Chasey
![]() 2022 R.A. Chasey
![]() 2008 Neal Kramer
|
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 ![]() 2020 Matt Berry
![]() 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
|
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 nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb ![]() 2020 Linda Pardy
![]() 2019 Gary McDonald
![]() 2016 Steve Matson
|
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
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb ![]() 2019 David Greenberger
![]() 2019 David Magney
![]() 2018 Ken Lunders
|
Lobularia maritima Sweet alyssum
invasive non-native
Perennial herb ![]() 2016 Michael Mitchell
![]() 2016 Michael Mitchell
![]() 2019 Patrick Furtado
|
Logfia filaginoides California cottonrose
native
Annual herb ![]() 2019 Steve Matson
![]() 2019 Steve Matson
![]() 2019 Matt Berger
|
Logfia gallica Narrowleaf cottonrose
non-native
Annual herb ![]() 2015 jamie smith
![]() 2013 Keir Morse
![]() 2017 Barbara Boethling
|
Lomatium caruifolium var. caruifolium Alkali desertparsley, Caraway leaved lomatium
native
Perennial herb ![]() 2014 Steve Matson
![]() 2022 Dianne Lake
![]() 2014 Steve Matson
|
Lomatium 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
|
Lonicera hispidula Pink honeysuckle
native
Vine, Shrub ![]() 2019 Stacie Wolny
![]() 2019 Stacie Wolny
![]() 2021 Bryant Baker
|
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 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
|
Luzula subsessilis Pacific woodrush
native
Perennial grasslike herb ![]() 2021 David popp
![]() 2021 David popp
![]() 2021 David popp
|
Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb ![]() 2017 B.J. Dion
![]() 2019 Barbara Boethling
![]() 2022 Chris McDonald
|
Lysimachia latifolia Pacific starflower
native
Perennial herb ![]() 2018 Blair Pubols
![]() 2014 James Gonsman
![]() 2008 Steve Matson
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2021 Amber Bedgood
![]() 2019 Ron Vanderhoff
|
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
|
Marah fabacea California man-root
native
Perennial herb, Vine ![]() 2018 Karen Scheuermann
![]() 2021 Cyril Guyot
![]() 2018 Gary McDonald
|
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 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 ![]() 2020 Cara Wilcox
![]() 2016 Steve Matson
![]() 2016 Steve Matson
|
Microseris douglasii ssp. douglasii Douglas' microseris, Douglas' silverpuffs
native
Annual herb ![]() 2022 Steve Laymon
![]() 2019 John Rawlings
![]() 2022 Mike Russler
|
Monardella palmeri Palmer's monardella
rare native
Perennial herb (rhizomatous) ![]() 2001 CDFA
![]() 2012 Chris Winchell
![]() 2012 Chris Winchell
|
Monardella villosa ssp. obispoensis San luis obispo coyote mint
native
Perennial herb ![]() 2019 David Wolfson
![]() 2019 David Wolfson
![]() 2020 Dee Shea Himes
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic) ![]() 2019 Patrick Furtado
![]() 2016 Joan Hampton
![]() 2019 Diane Etchison
|
Nuttallanthus texanus Blue toadflax
native
Annual, Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2014 Arcangelo Wessells
|
Opuntia ficus-indica Mission cactus, Tuna cactus
non-native
Shrub (stem succulent) ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Opuntia phaeacantha Brown spined prickly pear, Mojave prickly pear, Tulip pricklypear
native
Shrub (stem succulent) ![]() 2021 R.A. Chasey
![]() 2018 Diane Etchison
![]() 2021 R.A. Chasey
|
Oxalis pes-caprae Bermuda buttercup, Sourgrass
invasive non-native
Perennial herb ![]() 2015 Richard Chasey
![]() 2017 Angelique Herman
![]() 2019 Gary McDonald
|
Paeonia californica California peony
native
Perennial herb ![]() 2021 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2019 Susan McDougall
|
Papaver californicum Fire poppy, Western poppy
native
Annual herb ![]() 2014 Ron Vanderhoff
![]() 2015 Ron Vanderhoff
![]() 2020 Bryant Baker
|
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
|
Pellaea mucronata var. mucronata Bird's foot fern
native
Fern ![]() 2018 Rachelle Gray
![]() 2020 R.A. Chasey
![]() 2019 Susan McDougall
|
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
|
Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb ![]() 2023 Richard Spjut
![]() 2023 Richard Spjut
![]() 2022 Mike Russler
|
Phacelia imbricata ssp. imbricata Imbricate Phacelia
native
Annual herb ![]() 2022 R.A. Chasey
![]() 2022 Robert Steers
![]() 2022 Robert Steers
|
Phalaris paradoxa Hood canarygrass
non-native
Annual grass ![]() 2021 David popp
![]() 2021 John Rawlings
![]() 2017 James Bailey
|
Pholistoma auritum var. auritum Blue fiesta flower, Blue fiestaflower, Fiesta flower
native
Annual herb ![]() 2014 Steve Matson
![]() 2014 Steve Matson
![]() 2021 Ron Vanderhoff
|
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 ![]() 2015 James Gonsman
![]() 2022 R.A. Chasey
![]() 2020 Susan McDougall
|
Pinus attenuata Knobcone pine, Scrub pine
native
Tree ![]() 2009 Ron Vanderhoff
![]() 2018 Hayley Ross
![]() 2008 Keir Morse
|
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
![]() 2020 Mitchell Coleman
|
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 ![]() 2022 Mike Russler
![]() 2022 John Doyen
![]() 2023 Ron Vanderhoff
|
Polypodium californicum California polypody
native
Fern ![]() 2020 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2022 Suzanne L. Weakley
|
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 ![]() 2020 Edith Allen
![]() 2021 Ron Vanderhoff
![]() 2014 Steve Matson
|
Polypogon viridis Water beard grass
non-native
Perennial grass ![]() 2022 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
![]() 2019 Friends of Five Creeks volunteers
|
Populus trichocarpa Black cottonwood
native
Tree ![]() 2021 Ron Vanderhoff
![]() 2012 Steve Matson
![]() 2012 Steve Matson
|
Primula clevelandi [Dodecatheon clevelandii] Small Tree-Mallow
|
Prunus dulcis Domestic almond, Sweet almond
non-native
Tree ![]() 2012 Wes Gray
![]() 2022 Donald Burk
![]() 2021 David popp
|
Prunus ilicifolia ssp. ilicifolia Holly leaf cherry, Hollyleaf cherry
native
Tree, Shrub ![]() 2018 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 ![]() 2011 Toni Corelli
![]() 2019 Diane Etchison
![]() 2021 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
![]() 2023 Helen Hancock
![]() 2020 Charles Russell
|
Rafinesquia californica California chicory, California plumseed
native
Annual herb ![]() 2019 David Greenberger
![]() 2021 Ron Vanderhoff
![]() 2017 Steve Matson
|
Ranunculus californicus California buttercup
native
Perennial herb ![]() 2019 Diane Etchison
![]() 2019 Diane Etchison
![]() 2020 Mitchell Coleman
|
Rhamnus crocea Redberry buckthorn
native
Shrub ![]() 2011 Michael Mitchell
![]() 2022 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub ![]() 2022 David Chipping
![]() 2021 Ron Vanderhoff
![]() 2012 Ron Vanderhoff
|
Rosa californica California wild rose, California wildrose
native
Shrub ![]() 2022 Suzanne L. Weakley
![]() 2022 Suzanne L. Weakley
![]() 2020 R.A. Chasey
|
Rubus armeniacus Himalayan blackberry, black berry
invasive non-native
Shrub ![]() 2014 James Gonsman
![]() 2020 Julie A. Kierstead
![]() 2018 Richard Spjut
|
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
![]() 2021 David popp
![]() 2020 Ron Vanderhoff
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
invasive non-native
Perennial herb ![]() 2018 Tim Lewis
![]() 2019 Diane Etchison
![]() 2022 David Strauch
|
Rumex pulcher Fiddle dock
non-native
Perennial herb ![]() 2020 Ryan Carle
![]() 2022 Chris McDonald
![]() 2019 Saul Soto
|
Rumex salicifolius var. salicifolius Willow dock, Willow leaved dock
native
Perennial herb ![]() 2010 Margo Bors
![]() 2018 Gary McDonald
![]() 2017 John Doyen
|
Rupertia physodes California tea, Common rupertia, Forest scurfpea
native
Perennial herb ![]() 2021 Mary Ann Machi
![]() 2009 Chris Wagner
![]() 2020 R.A. Chasey
|
Sabulina douglasii Douglas' Stitchwort
native
Annual herb ![]() 2022 Steve Matson
![]() 2019 Stacie Wolny
![]() 2021 R.A. Chasey
|
Salix breweri Brewer's willow, Serpentine willow
native
Shrub ![]() 2022 Ryan O'Dell
![]() 2021 R.A. Chasey
![]() 1997 Dean Wm. Taylor
|
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
|
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
|
Schinus molle Peruvian pepper tree, Peruvian peppertree
invasive non-native
Tree ![]() 2021 stephen rosenthal
![]() 2017 William McCarey
![]() 2000 Joe DiTomaso
|
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
|
Scutellaria tuberosa Danny's skullcap, Scullcap
native
Perennial herb ![]() 2006 Steve Matson
![]() 2016 Ron Vanderhoff
![]() 2012 Ron Vanderhoff
|
Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Senecio 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
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb ![]() 2019 Mary Wloch
![]() 2017 Gary McDonald
![]() 2019 Gary McDonald
|
Silene laciniata ssp. californica California indian pink
native
Perennial herb ![]() 2023 Alaine Arslan
![]() 2016 Sue Graue
![]() 2019 Sue Graue
|
Silybum marianum Blessed milkthistle, Milk thistle
invasive non-native
Annual, Perennial herb ![]() 2020 Nancy Hamlett
![]() 2009 Barry Rice
![]() 2019 Marisa Persaud
|
Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb ![]() 2013 Neal Kramer
![]() 2022 Julian Geoghegan
![]() 2021 Ann Garside
|
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
|
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
|
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 ![]() 2019 David Wolfson
![]() 2018 Julian Geoghegan
![]() 2011 Neal Kramer
|
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 virgata ssp. pleurocarpa Tall stephanomeria, Wand stephanomeria, Wand wirelettuce
native
Annual herb ![]() 2021 Helen Hancock
![]() 2021 Helen Hancock
![]() 2018 Richard Spjut
|
Stipa lepida Foothill needle grass
native
Perennial grass ![]() 2017 Gary McDonald
![]() 2023 Ron Vanderhoff
![]() 2017 Gary McDonald
|
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
![]() 2019 Ron Vanderhoff
![]() 2018 Gary McDonald
|
Streptanthus glandulosus ssp. glandulosus Bristly jewelflower
native
Annual herb ![]() 2021 Meghan Lindt
![]() 2020 Stacie Wolny
![]() 2021 Bryant Baker
|
Streptanthus lasiophyllus Small Tree-Mallow
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub ![]() 2019 Ron Vanderhoff
![]() 2020 Cara Wilcox
![]() 2019 Ron Vanderhoff
|
Thalictrum fendleri var. polycarpum Fendler's meadow rue, Meadow rue, Torrey's meadow rue
native
Perennial herb ![]() 2017 Thomas Reyes
![]() 2019 Patrick Furtado
![]() 2009 Keir Morse
|
Thysanocarpus laciniatus Common lace pod, Mountain fringepod, Narrow leaved fringe pod
native
Annual herb ![]() 2021 Helen Hancock
![]() 2008 Keir Morse
![]() 2021 R.A. Chasey
|
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
|
Trifolium bifidum var. bifidum Pinole clover
native
Annual herb ![]() 2020 Matt Berger
![]() 2020 Matt Berger
![]() 2020 Matt Berger
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb ![]() 2020 Diane Etchison
![]() 2015 Diane Etchison
![]() 2019 Ron Vanderhoff
|
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 fragiferum Strawberry clover
non-native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2022 Dana York
|
Trifolium fucatum Bull clover, Sour clover
native
Annual herb ![]() 2019 James Gonsman
![]() 2019 James Gonsman
![]() 2019 Paul Aigner
|
Trifolium hirtum Rose clover
invasive non-native
Annual herb ![]() 2011 Steve Matson
![]() 2011 Steve Matson
![]() 2011 Steve Matson
|
Trifolium microdon Thimble clover, Valparaiso clover
native
Annual herb ![]() 2022 Dee Shea Himes
![]() 2022 Dee Shea Himes
![]() 2008 Neal Kramer
|
Trifolium oliganthum Few flowered clover, Fewflower clover, Minitomcat clover
native
Annual herb ![]() 2021 Mike Russler
![]() 2022 Mary Merriman
![]() 2023 R.A. Chasey
|
Trifolium willdenovii Tomcat clover
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2018 Stacie Wolny
|
Triodanis biflora Venus looking glass, Venus' looking glass
native
Annual herb ![]() 2020 Ken Hickman
![]() 2015 Hayley Ross
![]() 2015 Hayley Ross
|
Tropaeolum majus Garden nasturtium, Nasturtium
invasive non-native
Annual herb, Vine ![]() 2021 Julie A. Kierstead
![]() 2022 Ryan O'Dell
![]() 2022 Ron Vanderhoff
|
Turritis glabra Tower rockcress
native
Perennial herb ![]() 2021 David Wolfson
![]() 2021 Mike Russler
![]() 2020 Chico Hiking Association
|
Typha domingensis Narrowleaf cattail, Southern cattail
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2022 Ron Vanderhoff
![]() 2020 Ellen Gartside
|
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
|
Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb ![]() 2010 Steve Matson
![]() 2018 Mary Conway
![]() 2018 Mary Conway
|
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
|
Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb ![]() 2014 James Gonsman
![]() 2023 Julia Markey
![]() 2023 Richard Sullivan
|