| ||||||
|
San Dimas Experimental Forest
Los Angeles County |
|
|||||
| Dick Swinney (1988-05-01) | ||||||
| 538 PLANTS |
|
Abies concolor Balsam fir, White fir, White silver fir
native
Tree 
2016 Richard Spjut
Geoff Burleigh
2021 David popp
|
|
Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree 
2016 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Achillea millefolium var. lanulosa Common yarrow
native
Perennial herb 
2022 Andy Ford
2020 Bob Sweatt
2018 Gary McDonald
|
|
Achnatherum coronatum Crested needle grass
native
Perennial grass 
2020 Ron Vanderhoff
2022 Ron Vanderhoff
2019 Rachelle Gray
|
|
Acourtia microcephala Sacapellote
native
Perennial herb 
2022 Diane Etchison
2019 Ron Vanderhoff
2021 Aaron Echols
|
|
Adenostoma fasciculatum Chamise
native
Tree, Shrub 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Adiantum capillus-veneris Venus hair
native
Fern 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Adiantum jordanii Adiantum, maiden hair fern
native
Fern 
2022 BOB CASE
2019 Ron Vanderhoff
2023 Mike Russler
|
|
Agoseris grandiflora Bigflower agoseris, California dandelion, Giant mountain dandelion
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Agoseris heterophylla Annual agoseris, Annual mountain dandelion
native
Annual herb 
2020 Bob Sweatt
2021 Lisa Berry
2020 Bob Sweatt
|
|
Agoseris retrorsa Spear leaved agoseris, Spearleaf agoseris, Spearleaf mountain dandelion
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Agrostis exarata Spike bentgrass, Spike redtop
native
Perennial grass 
2022 Teal Derrer
2021 David popp
2022 John Rawlings
|
|
Agrostis pallens Leafy bent grass, Diego bent grass, Seashore bentgrass
native
Perennial grass 
2021 John Rawlings
2020 Susan McDougall
2021 John Rawlings
|
|
Agrostis viridis Water beard grass
non-native
Perennial grass 
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Friends of Five Creeks volunteers
|
|
Allium haematochiton Red skinned onion, Redskin onion
native
Perennial herb (bulb) 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Allium peninsulare Mexicali onion
native
Perennial herb (bulb) 
2022 Rhonda Allen
2019 Diane Etchison
2019 Diane Etchison
|
|
Allophyllum divaricatum Purple false gilia, Purple false gilyflower, Straggling gilia
native
Annual herb 
2015 Ron Vanderhoff
2019 David Greenberger
2022 BOB CASE
|
|
Amaranthus albus Pigweed amaranth, Tumbleweed
non-native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2018 Ron Vanderhoff
|
|
Amaranthus retroflexus Green amaranth, Red root pigweed, Red rooted amaranth
non-native
Annual herb 
2017 Ingrid Cabada
2022 Jennifer Mo
2021 Ron Vanderhoff
|
|
Ambrosia acanthicarpa Annual bursage, Annual burweed
native
Annual herb 
2009 Steve Matson
2009 Steve Matson
2013 Steve Matson
|
|
Ambrosia psilostachya Ragweed, Western ragweed
native
Perennial herb 
2021 Mary Ann Machi
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Amorpha californica California false indigo, False indigo, Mock locust
native
Shrub 
2019 Ron Vanderhoff
2022 Suzanne L. Weakley
2018 Jennifer Poore
|
|
Amsinckia menziesii var. intermedia Common fiddleneck
native
Annual herb 
2020 Matt Berger
2019 Ron Vanderhoff
2021 David popp
|
|
Anagallis arvensis Scarlet pimpernel
non-native
Annual herb 
2017 B.J. Dion
2022 Chris McDonald
2023 Ron Vanderhoff
|
|
Angelica tomentosa Woolly angelica
native
Perennial herb 
2022 Donald Burk
2022 Donald Burk
2017 MCOSD EDRR
|
|
Antirrhinum coulterianum Coulter snapdragon, Coulter's snapdragon
native
Annual herb 
2019 Lynn Sweet
2019 Aaron Echols
2019 Hailey Laskey
|
|
Antirrhinum kelloggii Climbing snapdragon, Kellogg's snapdragon, Lax snapdragon
native
Annual herb 
2024 David Strauch
2019 David Greenberger
2019 Ron Vanderhoff
|
|
native
Perennial herb 
2018 Michael Mitchell
Geoff Burleigh
2016 Kristin Sabo
|
|
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 cannabinum var. glaberrimum Indian hemp, Indianhemp dogbane, HEMP DOGBANE
native
Perennial herb 
2019 Ron Vanderhoff
2015 Ron Vanderhoff
2021 Mike Russler
|
|
Aquilegia formosa Crimson columbine, Sitka columbine, Western columbine
native
Perennial herb 
2022 Charles Russell
2019 Diane Etchison
2022 David Strauch
|
|
Arabis glabra Tower rockcress
native
Perennial herb 
2021 David Wolfson
2021 Mike Russler
2020 Chico Hiking Association
|
|
Arabis sparsiflora var. arcuata Arching rockcress
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Aralia californica California spikenard, Elk's clover, Elkclover
native
Perennial herb 
2022 Julie A. Kierstead
2020 Tri Do
2014 James Gonsman
|
|
Arctostaphylos glandulosa Cushing manzanita
native
Shrub 
2019 Susan McDougall
2016 Dana York
2016 Dana York
|
|
Arctostaphylos glauca Big berry manzanita, Bigberry manzanita
native
Tree, Shrub 
2020 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Aristida adscensionis Six weeks three awn, Sixweeks threeawn
native
Annual grass 
2023 Keir Morse
2023 Keir Morse
2016 James Bailey
|
|
Aristida divaricata Poverty three awn, Spreading threeawn
native
Perennial grass  2013 Steve Matson
 2013 Steve Matson
 2013 Steve Matson
|
|
Aristida purpurea var. parishii Parish three awn, Parish's threeawn
native
Perennial grass 
2016 Keir Morse
2016 Keir Morse
2016 Keir Morse
|
|
Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub 
2018 James Gonsman
2019 Aaron Echols
2018 Ron Vanderhoff
|
|
Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb 
2022 Ron Vanderhoff
2016 Glen Schneider
2021 Mike Russler
|
|
Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed
native
Perennial herb 
2017 Diane Etchison
2019 Cliff Halverson
2014 Dan Cohn
|
|
Asclepias vestita Milkweed, Woolly milkweed
native
Perennial herb 
2023 Sue Luft
2023 Joanna Clines
2023 Joanna Clines
|
|
Aspidotis californica California lace fern, California lacefern
native
Fern 
2020 R.A. Chasey
2018 Hunter Breck
2020 John Schmidt
|
|
Aster lanceolatus ssp. hesperius Western lance leaf aster
native
Perennial herb 
2012 Steve Matson
2012 Steve Matson
2012 Steve Matson
|
|
Astragalus gambelianus Dwarf loco weed, Gambel's dwarf milk vetch, Gambel's locoweed
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2022 Mike Russler
|
|
Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass 
2018 Julian Geoghegan
2023 David popp
2019 Ron Vanderhoff
|
|
Avena sativa Common oats, Cultivated oats, Wild oat
non-native
Annual, Perennial grass 
2016 Cynthia Powell
2021 John Rawlings
2006 Louis-M. Landry
|
|
Azolla filiculoides American water fern, mosquito fern, Mosquito fern, Pacific mosquitofern
native
Fern 
2020 Ron Vanderhoff
2023 R.A. Chasey
2021 Zoya Akulova-Barlow
|
|
Baccharis salicifolia Mule fat., seep willow, Mule's fat, Mulefat
native
Shrub 
2023 Julia Markey
2020 Aaron Echols
2023 Julia Markey
|
|
Berberis aquifolium var. dictyota Jepson's oregon grape, Shining netvein barberry
native
Shrub 
2009 Ron Vanderhoff
2020 Donald Burk
2021 Mike Russler
|
|
Bidens pilosa Hairy beggarticks
non-native
Annual herb 
2021 Ron Vanderhoff
2018 Ron Vanderhoff
2020 David Wolfson
|
|
Bloomeria crocea Common goldenstar, Golden star
native
Perennial herb 
2018 Janith Johnson
2014 Steve Matson
2014 Steve Matson
|
|
Bothriochloa barbinodis Beard grass, Cane beardgrass, Cane bluestem
native
Perennial grass 
2022 Ron Vanderhoff
2018 Ron Vanderhoff
2015 Ron Vanderhoff
|
|
Boykinia rotundifolia Round leaved boykinia
native
Perennial herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Brassica nigra Black mustard
• invasive non-native
Annual herb 
2021 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Brassica rapa Common mustard, Field mustard, Rape mustard
• invasive non-native
Annual herb 
2024 David Wolfson
2021 Diane Etchison
2018 Angelique Herman
|
|
Brickellia californica Brickell bush, California brickellbush, California brickellia
native
Perennial herb 
2020 Diane Etchison
2018 Diane Etchison
2022 Ron Vanderhoff
|
|
Brickellia nevinii Nevin's brickellbush, Nevin's brickellia
native
Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Brodiaea terrestris ssp. kernensis Kern brodiaea, Kern dwarf brodiaea
native
Perennial herb 
2019 Diane Etchison
2019 Diane Etchison
2020 Ron Vanderhoff
|
|
Bromus arenarius Australian brome, Australian chess
non-native
Annual grass 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Bromus carinatus California brome
native
Perennial grass 
2020 Ron Vanderhoff
2022 David popp
2014 Vertin Alvarez
|
|
Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass 
2016 Richard Chasey
2013 Jean Pawek
2021 Amelia Ryan
|
|
Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2021 Richard Spjut
2022 Ron Vanderhoff
|
|
Bromus grandis Tall brome
native
Perennial grass 
2019 Ron Vanderhoff
2021 Arlee Montalvo
2019 Ron Vanderhoff
|
|
Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass 
2023 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Bromus madritensis ssp. rubens Red brome
• invasive non-native
Annual grass 
2015 Chris Jaster
2015 jamie smith
2018 Gary McDonald
|
|
Bromus orcuttianus Orcutt's brome grass
native
Annual grass 
2018 Liz Block
2018 Liz Block
2018 Liz Block
|
|
Bromus tectorum Cheatgrass, downy brome, Downy brome grass, Downy chess
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Bromus trinii Chilean chess
non-native
Annual grass 
2023 John Rawlings
2006 Steve Matson
2006 Steve Matson
|
|
Calandrinia ciliata red maids, Calandrinia
native
Annual herb 
2021 Mary Ann Machi
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Calocedrus decurrens Incense cedar, Post cedar, White cedar
native
Tree 
2018 Julie Kierstead Nelson
2018 David popp
2018 Richard Spjut
|
|
Calochortus albus White fairy lantern, White globe lily
native
Perennial herb 
2019 David Greenberger
2019 Cynthia Powell
2009 Bob Case
|
|
Calochortus catalinae Catalina mariposa lily
• rare native
Perennial herb (bulb) 
2017 Steve Matson
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Calochortus clavatus var. gracilis Slender mariposa lily
• rare native
Perennial herb (bulb) 
2018 John L. Thompson
2019 John L. Thompson
2023 Alicia Di Rado
|
|
Calochortus plummerae Plummer's mariposa lily
• rare native
Perennial herb (bulb) 
2020 Emily Sluiman
2019 John L. Thompson
2022 Ron Vanderhoff
|
|
Calochortus splendens Splendid mariposa lily
native
Perennial herb 
2019 Gordon Jenkins
2018 Diane Etchison
2019 Ron Vanderhoff
|
|
Calyptridium monandrum Common pussypaws, Pussy paws
native
Annual herb 
2019 Stacie Wolny
2023 Maisie Borg
2021 Mike Russler
|
|
Calystegia occidentalis Bush morning glory, Chaparral false bindweed, Western morning glory
native
Perennial herb 
2019 Ron Vanderhoff
2021 Arlee Montalvo
2016 Steve Matson
|
|
Camissonia bistorta California sun cup
native
Annual herb 
2017 Diane Etchison
2019 Ken Hickman
2019 Ken Hickman
|
|
Camissonia californica California primrose
native
Annual herb 
2019 Elexis Padron
2019 Ron Vanderhoff
2019 Elexis Padron
|
|
Camissonia hirtella Hairy sun cup
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Camissonia ignota Jurupa hills sun cup
native
Annual herb 
2020 Diane Etchison
2015 Diane Etchison
2019 Arlee Montalvo
|
|
Camissonia micrantha Spencer primrose
native
Annual herb 
2024 Mike Russler
2021 Cara Wilcox
2023 Ron Vanderhoff
|
|
Camissonia strigulosa Contorted primrose, Sandysoil suncup, Strigose sun cup
native
Annual herb 
2015 Diane Etchison
2011 Michael Mitchell
2015 Diane Etchison
|
|
Capsella bursa-pastoris Shepherd's purse
non-native
Annual herb 
2008 Steve Matson
2019 Cynthia Powell
2022 Doug Allshouse
|
|
Cardamine californica California toothwort, milkmaids
native
Perennial herb 
2020 Barbara Peck
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Carduus tenuiflorus Italian thistle, Slender flowered thistle, Winged plumeless thistle
• invasive non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2018 Gary McDonald
|
|
Carex alma Sedge, Sturdy sedge
native
Perennial grasslike herb 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2011 Dylan Neubauer
|
|
Carex globosa Round fruit sedge
native
Perennial grasslike herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Carex lanuginosa Woolly sedge
native
Perennial grasslike herb 
2019 Matt Berger
2022 Ellen Uhler
2019 Eric Wrubel
|
|
Carex multicaulis Forest sedge, Many stemmed sedge
native
Perennial grasslike herb 
2008 Steve Matson
2008 Steve Matson
2022 Julie A. Kierstead
|
|
Carex nebrascensis Nebraska sedge
native
Perennial grasslike herb 
2019 Steve Matson
2022 Dianne Lake
2019 Steve Matson
|
|
Carex spissa San diego sedge
native
Perennial grasslike herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Carex triquetra Triangular fruit sedge, Triangularfruit sedge
native
Perennial grasslike herb  2009 Adonis (Don) Tate
 2003 Steve Matson
|
|
Castilleja applegatei Pine indian paintbrush, Wavy leaf paintbrush, Wavy leaved paintbrush
native
Perennial herb 
2019 Diane Etchison
2019 Diane Etchison
2020 David Greenberger
|
|
Castilleja exserta Owl's clover, Purple owl's clover
native
Annual herb 
2017 B.J. Dion
2018 Saskia Raether
2019 Diane Etchison
|
|
Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush
native
Perennial herb 
2019 Ron Vanderhoff
2019 Diane Etchison
2019 Diane Etchison
|
|
Castilleja miniata Great red paintbrush, Scarlet paintbrush
native
Perennial herb 
2014 Steve Matson
2020 Bob Sweatt
2013 BOB CASE
|
|
Castilleja minor ssp. spiralis Lesser indian paintbrush, Lesser paintbrush
native
Annual herb 
2023 Rhonda Allen
2019 Ron Vanderhoff
2019 Matt Berger
|
|
Ceanothus crassifolius Hoary leaved ceanothus, Hoaryleaf ceanothus
native
Shrub 
2021 Dave Beller
2018 Aaron Echols
2020 Bryant Baker
|
|
Ceanothus integerrimus Deer brush, Deerbrush
native
Shrub 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Ceanothus leucodermis Chaparral whitethorn
native
Shrub 
2020 Bryant Baker
2019 Ron Vanderhoff
2019 Bryant Baker
|
|
Ceanothus oliganthus Hairy ceanothus
native
Shrub 
2021 Bryant Baker
2017 Steve Matson
2019 Ron Vanderhoff
|
|
Cenchrus incertus Coast sandbur
• invasive non-native
Annual grass 
2022 Jesse Potter
2022 Jesse Potter
2001 CDFA
|
|
Centaurea cyanus Garden cornflower
non-native
Annual herb 
2019 David Greenberger
2020 Joe Engelbrecht
2020 David Wolfson
|
|
Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
• invasive non-native
Annual herb 
2019 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Laura Anna Arellano
|
|
Centaurium venustum California Centaury, Charming Centaury
native
Annual herb 
2019 Diane Etchison
2021 Bonnie Nickel
2019 Diane Etchison
|
|
Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 R.A. Chasey
|
|
Cercocarpus betuloides Birch leaf mountain mahogany, Mountain mahogany
native
Tree, Shrub 
2020 Rebecca Schoenenberger
2020 Aaron Echols
2016 Cindy Roessler
|
|
Cercocarpus ledifolius Curl leaf mountain mahogany, Desert mountain mahogany
native
Tree, Shrub 
2010 Steve Matson
2010 Steve Matson
2011 Steve Matson
|
|
Chaenactis artemisiaefolia Artemisia leaved chaenactis, White pincushion
native
Annual herb 
2022 Rosalind Helfand
2023 Julia Markey
2022 Ron Vanderhoff
|
|
Chaenactis glabriuscula var. lanosa Pincushion flower, Woolly yellow chaenactis
native
Annual herb 
2019 Susan McDougall
2019 Susan McDougall
2008 Keir Morse
|
|
Chamaesyce melanadenia Red-gland spurge
native
Perennial herb 
2022 Rosalind Helfand
2020 Matt Berger
2020 Matt Berger
|
|
Chamaesyce polycarpa Smallseed sandmat
native
Perennial herb 
2018 Ron Vanderhoff
2010 Steve Matson
2021 Les Vion
|
|
Chamaesyce serpyllifolia Thyme-leafed spurge
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2005 Steve Matson
|
|
Chamomilla suaveolens Pineapple weed
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2018 Stacie Wolny
|
|
Cheilanthes covillei Coville's lip fern
native
Fern 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot
non-native
Annual herb 
2022 Ron Vanderhoff
2014 Toni Corelli
2022 Ron Vanderhoff
|
|
Chenopodium ambrosioides Mexican tea
non-native
Annual, Perennial herb 
2020 Ron Vanderhoff
2018 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Chenopodium californicum California goosefoot, Pigweed, Soaproot
native
Perennial herb 
2023 Mike Russler
2023 Mike Russler
2023 Mike Russler
|
|
Chenopodium pumilio Tasmanian goosefoot
non-native
Annual herb 
2018 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Chlorogalum pomeridianum Amole, Soap plant, Soaproot
native
Perennial herb 
2019 Patrick Furtado
2020 Robert Katz
2019 Diane Etchison
|
|
Chorizanthe procumbens Prostrate spineflower
native
Annual herb 
2019 Diane Etchison
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Chorizanthe staticoides Turkish rugging
native
Annual herb 
2019 Ron Vanderhoff
2019 Bryant Baker
2019 Ron Vanderhoff
|
|
Chrysothamnus nauseosus ssp. consimilis Rubber rabbitbrush
native
Shrub 
2012 James Gonsman
2016 Steve Matson
2016 Steve Matson
|
|
Chrysothamnus nauseosus ssp. hololeucus Common rabbitbrush
native
Shrub 
2024 Manzanita Dictionary
2022 Steve Matson
2022 Steve Matson
|
|
Cirsium occidentale Cobweb thistle, Western thistle
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Cirsium occidentale var. californicum Bigelow thistle, California thistle, Cobwebby thistle
native
Perennial herb 
2021 Amber Bedgood
2021 Mike Russler
2013 James Gonsman
|
|
Clarkia dudleyana Dudley's clarkia
native
Annual herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Clarkia epilobioides Canyon clarkia, Willow herb clarkia
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Clarkia purpurea ssp. quadrivulnera Four-spot, Purple clarkia, Purple godetia
native
Annual herb 
2014 Steve Matson
2019 Joe Engelbrecht
2021 R.A. Chasey
|
|
Clarkia rhomboidea Diamond clarkia, Diamond petaled clarkia, Diamond fairyfan
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2008 Steve Matson
|
|
Clarkia similis Ramona clarkia
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb 
2019 David Greenberger
2019 Bryant Baker
2021 Mike Russler
|
|
Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Clematis lasiantha Chaparral clematis, Pipestem
native
Perennial herb, Vine 
2008 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva
native
Perennial herb, Vine 
2018 Diane Etchison
2012 Steve Matson
2012 Steve Matson
|
|
Clematis pauciflora Few flowered clematis, Hill clematis, Ropevine clematis
native
Perennial herb, Vine 
2015 Diane Etchison
2019 Ron Vanderhoff
2019 Diane Etchison
|
|
Collinsia childii Child's blue eyed mary, Child's collinsia
native
Annual herb 
2014 Steve Matson
2020 Matt Berger
2019 Matt Berger
|
|
Collinsia heterophylla var. austromontana Purple chinese houses, Southern chinese houses
native
Annual herb 
2019 Aaron Echols
2019 Aaron Echols
2019 Aaron Echols
|
|
Collinsia parryi Parry's blue eyed mary, Parry's collinsia
native
Annual herb 
2019 Ron Vanderhoff
2016 Ron Vanderhoff
2015 Ron Vanderhoff
|
|
Conium maculatum Poison hemlock
• invasive non-native
Perennial herb 
2019 James Bailey
2013 Toni Corelli
2016 Cynthia Powell
|
|
Conyza bonariensis Flax-leaved horseweed
non-native
Annual herb 
2021 Donald Burk
2017 Gary McDonald
2023 Ron Vanderhoff
|
|
Conyza canadensis Canada horseweed
native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2022 Mike Russler
|
|
Cordylanthus rigidus ssp. brevibracteatus Short bracted bird's beak, Stiffbranch bird's beak
• rare native
Annual herb 
2018 Mary Merriman
2020 Jacob Smith
2018 Mary Merriman
|
|
Cotula australis Australian brass buttons, Australian cotula, Australian waterbuttons
non-native
Annual herb 
2023 Mike Russler
2022 Ron Vanderhoff
2023 Mike Russler
|
|
Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Croton californicus California croton, Desert croton
native
Perennial herb 
2022 Dianne Lake
2022 Aaron Echols
2022 Aaron Echols
|
|
Cryptantha flaccida Beaked cryptantha, Flaccid cryptantha, Weakstem cryptantha
native
Annual herb 
2018 Alice Cummings
2016 Steve Matson
2016 Steve Matson
|
|
Cryptantha intermedia Clearwater cryptantha, Common cryptantha
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cryptantha maritima Guadalupe cryptantha, Guadalupe island cryptantha, White haired forget me not
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Cryptantha micromeres Minute flowered cryptantha, Pygmyflower cryptantha, Small flowered cryptantha
native
Annual herb 
2021 Jodi McGraw
2020 Ken Hickman
2019 John Rawlings
|
|
Cryptantha microstachys Popcorn flower, Tejon cryptantha
native
Annual herb 
2019 Diane Etchison
2018 Ron Vanderhoff
2017 Diane Etchison
|
|
Cryptantha muricata Pointed cryptantha, Prickly cryptantha, Prickly popcorn flower
native
Annual herb 
2021 R.A. Chasey
2019 Marisa Persaud
2019 Marisa Persaud
|
|
Cuscuta californica California dodder, Chaparral dodder
native
Annual herb, Vine (parasitic) 
2019 Ron Vanderhoff
2018 David popp
2019 stephen rosenthal
|
|
Cuscuta indecora var. indecora Big seed alfalfa dodder, Bigseed alfalfa dodder
native
Annual herb, Vine (parasitic)  2011 Sierra Pacific Industries
 2011 Sierra Pacific Industries
 2011 Sierra Pacific Industries
|
|
Cuscuta subinclusa Canyon dodder
native
Annual herb, Vine (parasitic) 
2018 Ron Vanderhoff
2020 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Cynodon dactylon Bermuda grass, Bermudagrass
• invasive non-native
Perennial grass 
2021 Ron Vanderhoff
2020 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Cystopteris fragilis Bladder fern, Brittle bladder fern, Brittle fern
native
Fern 
2020 Bob Sweatt
2021 Mike Russler
2023 Ken-ichi Ueda
|
|
Datisca glomerata Durango root
native
Perennial herb 
2019 Ron Vanderhoff
2019 Diane Etchison
2019 Matt Berger
|
|
Datura stramonium Jimson weed, Jimsonweed
non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2020 Ron Vanderhoff
|
|
Datura wrightii Jimsonweed, Sacred thorn apple, Toluaca
native
Perennial herb 
2017 Lisa Miller
2019 Ron Vanderhoff
2020 Mike McNamara
|
|
Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb 
2019 Diane Etchison
2022 David Wolfson
2021 Ken Lunders
|
|
Delphinium cardinale Scarlet larkspur
native
Perennial herb 
Geoff Burleigh
2021 Colin Barrows
2018 Mike Libby
|
|
Delphinium parryi San bernardino larkspur
native
Perennial herb 
2019 Diane Etchison
Geoff Burleigh
2019 Diane Etchison
|
|
Delphinium patens Spreading larkspur, Zigzag larkspur
native
Perennial herb 
2018 James Gonsman
2020 Amy Rapport
2022 Mary Conway
|
|
Dicentra chrysantha Golden eardrops
native
Perennial herb 
2019 David Greenberger
2020 Bryant Baker
2019 Ron Vanderhoff
|
|
Dichelostemma capitatum Blue dicks
native
Perennial herb 
2023 Steve Matson
2023 Steve Matson
2022 Steve Matson
|
|
Digitaria sanguinalis Hairy crabgrass
non-native
Annual grass 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2019 Jennifer Mo
|
|
Dodecatheon clevelandii Padre's shooting star
native
Perennial herb 
2006 Steve Matson
2020 Aaron Echols
2023 David Strauch
|
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern 
2018 James Gonsman
2019 Rebecca Crowe
2023 Julia Markey
|
|
Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb 
2019 Ron Vanderhoff
2020 Steven M Norris
2020 Steven M Norris
|
|
Dudleya multicaulis Many stemmed dudleya, Manystem liveforever
• rare native
Perennial herb 
2009 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Echinochloa crus-galli Barnyard grass, Japanese millet, Watergrass
non-native
Annual grass 
2016 Barbara Boethling
2022 R.A. Chasey
2008 Zoya Akulova
|
|
Elymus glaucus Blue wildrye
native
Perennial grass 
2020 Denise Defreese
2019 Patrick Furtado
2018 Cynthia Powell
|
|
Elymus multisetus Big squirreltail grass
native
Perennial grass 
2019 Ron Vanderhoff
2023 Helen Hancock
2021 Denise Defreese
|
|
Elymus trachycaulus ssp. subsecundus Slender wheatgrass
native
Perennial grass 
2022 John Rawlings
2019 Ken Hickman
2019 Ken Hickman
|
|
Emmenanthe penduliflora Whispering bells, Whisperingbells
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb 
2023 Mary Ann Machi
2019 Ramona Robison
2020 Ron Vanderhoff
|
|
Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Epilobium canum ssp. latifolium California fuchsia, Hummingbird trumpet, Mountain california fuchsia
native
Perennial herb 
2015 Steve Matson
2023 Steve Conger
2016 Rebecca Schoenenberger
|
|
Epilobium ciliatum ssp. ciliatum Fringed willowherb, Northern willow herb, Willow herb
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Epilobium glaberrimum Glaucous willow herb, Glaucus willowherb, Smooth willowherb
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb
native
Annual herb 
2017 Michael Mitchell
2021 R.A. Chasey
2019 Ken Lunders
|
|
Epipactis gigantea Giant helleborine, Stream orchid, Stream orchis
native
Perennial herb 
2016 Barry Rice
2020 Ron Vanderhoff
2018 Anna Sereno
|
|
Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush
native
Fern 
2020 David popp
2021 Ron Vanderhoff
2021 Richard Spjut
|
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern 
2016 Steve Matson
2016 Steve Matson
2022 Suzanne L. Weakley
|
|
Eremocarpus setigerus Turkey-mullein
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2014 Richard Chasey
|
|
Eriastrum sapphirinum Sapphire eriastrum, Sapphire woollystar
native
Annual herb 
2018 Diane Etchison
2014 Steve Matson
2014 Steve Matson
|
|
Ericameria cuneata var. spathulata Cliff goldenbush, Wide leaved rock goldenbush
native
Shrub 
2020 R.A. Chasey
2019 Matt Berger
2018 Matt Berger
|
|
Ericameria parishii var. parishii Parish goldenweed, Parish's goldenbush
native
Shrub 
2023 Ron Vanderhoff
2020 Maisie Borg
2023 Ron Vanderhoff
|
|
Ericameria pinifolia Pine bush, Pinebush
native
Shrub 
2022 Ron Vanderhoff
2015 Keir Morse
2022 Ron Vanderhoff
|
|
Ericameria suffruticosa Alpine macronema, Heath goldenrod, Singlehead goldenbush
native
Shrub 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane
native
Perennial herb, Shrub 
2023 Ron Vanderhoff
2021 Jacob Martin
2022 Ron Vanderhoff
|
|
Eriodictyon crassifolium Felt leaved yerba santa, Thick leaved yerba santa, Thickleaf yerba santa
native
Shrub 
2023 Julia Markey
2020 Bonnie Nickel
2021 Mary Herr
|
|
Eriodictyon trichocalyx Hairy yerba santa
native
Shrub 
2017 Keir Morse
2014 Garth Wadsworth
2014 Garth Wadsworth
|
|
Eriogonum davidsonii Davidson buckwheat, Davidson's buckwheat
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
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
|
|
Eriogonum fasciculatum var. polifolium California buckwheat, Eastern mojave buckwheat
native
Shrub 
2022 Steve Matson
2022 Steve Matson
2022 Ron Vanderhoff
|
|
Eriogonum gracile Slender buckwheat, Slender woolly buckwheat
native
Annual herb 
2022 Mike Russler
2018 Fred Melgert / Carla Hoegen
2019 Hailey Laskey
|
|
Eriogonum saxatile Hoary buckwheat, Rock buckwheat, Rock eriogonum
native
Perennial herb 
2017 Thomas Egan
2019 Dana York
2009 Ron Vanderhoff
|
|
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 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb 
2022 Steve Matson
2008 Steve Matson
2022 Steve Matson
|
|
Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
• invasive non-native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Erysimum capitatum Sanddune wallflower, Western wallflower
native
Perennial herb 
2018 Janith Johnson
2023 Julia Markey
2019 Diane Etchison
|
|
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
|
|
Eucrypta chrysanthemifolia var. chrysanthemifolia Common eucrypta, Spotted hideseed
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb 
2021 R.A. Chasey
2014 Steve Matson
2014 Steve Matson
|
|
Filago californica California cottonrose
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Foeniculum vulgare Biscuit root, Sweet fennel
• invasive non-native
Perennial herb 
2019 Nicole Leatherman
2019 Ron Vanderhoff
2018 Henry DiRocco
|
|
Fraxinus dipetala California ash, Flowering ash, Foothill ash
native
Tree, Shrub 
2023 Ron Vanderhoff
2021 Bryant Baker
2021 Bryant Baker
|
|
Fraxinus latifolia Oregon ash
native
Tree 
2021 Robert Whitaker
2021 Richard Spjut
2012 Terrence Gosliner
|
|
Fritillaria biflora Chocolate lily
native
Perennial herb 
2024 Jim Van Matre
2020 Susan White
2023 Julia Markey
|
|
Galinsoga parviflora var. parviflora Few flowered galinsoga
non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Galium angustifolium Narrow leaved bedstraw, Narrowleaf bedstraw
native
Perennial herb 
2019 Bonnie Nickel
2017 Diane Etchison
2020 Ron Vanderhoff
|
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb 
2020 Ron Vanderhoff
2005 Steve Matson
2020 Ron Vanderhoff
|
|
Galium grande San gabriel bedstraw
• rare native
Shrub 
2023 Keir Morse
2023 Keir Morse
2023 Keir Morse
|
|
Galium nuttallii Climbing bedstraw
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2019 Diane Etchison
|
|
Garrya veatchii Canyon silktassel, Southern silk tassel, Veatch silktassel
native
Shrub 
2023 Devon Christian
2016 Ron Vanderhoff
2020 Bryant Baker
|
|
Gastridium ventricosum Nit grass
non-native
Annual grass 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2017 Gary McDonald
|
|
Gayophytum ramosissimum Pinyon gayophytum, Pinyon groundsmoke
native
Annual herb 
2009 Gerald Carr
2009 Gerald Carr
2009 Gerald Carr
|
|
Geranium carolinianum Carolina geranium
native
Annual herb 
2021 Ron Vanderhoff
2024 Ron Vanderhoff
2024 Ron Vanderhoff
|
|
Gilia achilleifolia ssp. multicaulis Many stemmed california gilia, Many stemmed gilia
native
Annual herb 
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Gilia angelensis Chaparral gilia
native
Annual herb 
2023 Ron Vanderhoff
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Gilia capitata ssp. abrotanifolia Ball gilia, Blue field gilia, Bluehead gilia
native
Annual herb 
2022 Ryan O'Dell
2016 Steve Matson
2019 Diane Etchison
|
|
Gilia latiflora Broad flowered gilia, Hollyleaf gilia
native
Annual herb 
2019 Diane Etchison
2019 Bryant Baker
2019 Richard Spjut
|
|
Githopsis specularioides Common bluecup, Venus' looking glass
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2021 Mike Russler
|
|
Gnaphalium bicolor Two-color rabbit-tobacco
native
Perennial herb 
2019 David Greenberger
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Gnaphalium californicum Ladies' tobacco
native
Annual, Perennial herb 
2019 Gary McDonald
2020 Steven M Norris
2021 Ron Vanderhoff
|
|
native
Perennial herb 
2021 BLM Redding Field Office
2021 Mike Russler
2021 R.A. Chasey
|
|
Gnaphalium canescens ssp. microcephalum Wright's cudweed
native
Perennial herb 
2020 Ron Vanderhoff
2022 David Strauch
2019 Ron Vanderhoff
|
|
Gnaphalium purpureum Featherweed
native
Perennial herb 
2019 Gary McDonald
2021 Zoya Akulova-Barlow
2019 Gary McDonald
|
|
Gnaphalium stramineum Cottonbatting plant
native
Perennial herb 
2017 Gary McDonald
2017 Gary McDonald
2017 Gary McDonald
|
|
Grindelia camporum Common gumplant, Great valley gumweed, Gum plant
native
Perennial herb 
2023 R.A. Chasey
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Guillenia lasiophylla California mustard
native
Annual herb 
2022 Steve Matson
2023 Steve Matson
2010 Steve Matson
|
|
Gutierrezia sarothrae Broom snakeweed, Common snakeweed, Matchweed
native
Shrub 
2007 Steve Matson
2007 Steve Matson
2007 Steve Matson
|
|
Hazardia squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub 
2018 Mary Conway
2019 Bonnie Nickel
2022 Ron Vanderhoff
|
|
Helenium puberulum Rosilla, Sneezeweed
native
Perennial herb 
2021 Mike Russler
2019 Patrick Furtado
2018 Rachelle Gray
|
|
Helianthemum scoparium Peak Rushrose
native
Shrub 
2018 Amy Rapport
2023 Ron Vanderhoff
2022 R.A. Chasey
|
|
Helianthus annuus ssp. lenticularis Common sunflower, Hairy leaved sunflower, Sunflower
native
Annual herb 
2019 Bob Case
2019 Bob Case
2021 Mike Russler
|
|
Helianthus gracilentus Slender sunflower
native
Perennial herb 
2021 Ron Vanderhoff
2021 Mike Russler
2021 Diane Etchison
|
|
Hemizonia fasciculata Clustered tarweed
native
Annual herb 
2022 David Strauch
2017 Steve Matson
2017 Steve Matson
|
|
Heterocodon rariflorum Few flowered heterocodon, Rareflower heterocodon, Western pear flower
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
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
|
|
Heterotheca sessiliflora Golden aster, Sessileflower false goldenaster
native
Annual herb 
2021 Jay Cassianni
2019 Cynthia Powell
2018 Stacie Wolny
|
|
Heuchera elegans Urn-flowered alumroot
• rare native
Perennial herb 
2019 Aaron Echols
2019 Diane Etchison
2019 Diane Etchison
|
|
Hieracium argutum Southern hawkweed
native
Perennial herb 
2015 Justin Luong
2015 Justin Luong
2020 David Greenberger
|
|
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 
2017 Steve Matson
2017 Steve Matson
2022 Steve Matson
|
|
Hordeum brachyantherum ssp. californicum California barley, California meadow barley
native
Perennial grass  2011 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
|
|
Hordeum murinum ssp. glaucum Blue foxtail, Smooth barley
non-native
Annual grass 
2018 Gary McDonald
2019 Gary McDonald
2017 Gary McDonald
|
|
Hulsea heterochroma Red rayed hulsea, Redray alpinegold
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Hypochoeris glabra Smooth cat's ear
• invasive non-native
Annual herb 
2020 Ron Vanderhoff
2017 Gary McDonald
2019 Ron Vanderhoff
|
|
Imperata brevifolia California satintail
• rare native
Perennial grass  2008 Steve Matson
 2008 Steve Matson
 2008 Steve Matson
|
|
Ipomopsis tenuifolia Slender leaved ipomopsis, Slenderleaf skyrocket
• rare native
Perennial herb 
2023 Matt Berger
2005 Christopher L. Christie
2023 Matt Berger
|
|
Isocoma menziesii var. vernonioides Coastal goldenbush, Green leaved dune goldenbush, Menzies' goldenbush
native
Shrub 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Juglans californica Southern black walnut, Southern california walnut, Southern california black walnut
• rare native
Tree 
2014 Garth Wadsworth
2022 Aaron Echols
2022 Ron Vanderhoff
|
|
Juncus balticus Baltic rush, Wire rush
native
Perennial grasslike herb 
2015 Steve Matson
2015 Steve Matson
2019 Bonnie Nickel
|
|
Juncus bufonius Common toad rush, Toad rush
native
Annual grasslike herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Juncus macrophyllus Long leaved rush, Longleaf rush, Rush
native
Perennial grasslike herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2023 R.A. Chasey
|
|
Juncus oxymeris Pointed rush
native
Perennial grasslike herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Juncus textilis Basket rush
native
Perennial grasslike herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella
native
Shrub 
2020 Ron Vanderhoff
2022 Bryant Baker
2022 Bryant Baker
|
|
Keckiella ternata var. ternata Blue stemmed keckiella
native
Shrub 
2016 Brett Dean
2017 Aaron Echols
2019 Ron Vanderhoff
|
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass 
2023 Helen Hancock
2015 Steve Matson
2015 Steve Matson
|
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2017 Gary McDonald
|
|
Lagophylla ramosissima Branched lagophylla, Common hareleaf
native
Annual herb 
2019 Diane Etchison
2021 Dee Shea Himes
2020 Ken Hickman
|
|
Lamarckia aurea Goldentop grass
non-native
Annual grass 
2017 B.J. Dion
2019 Ron Vanderhoff
2015 James Gonsman
|
|
Lasthenia californica California goldfields, Common goldfields, Valley goldfields
native
Annual herb 
2017 David Greenberger
2020 Susan White
2017 MCOSD EDRR
|
|
Lathyrus vestitus var. alefeldii San diego pea
native
Perennial herb 
2019 Ron Vanderhoff
2016 Mark Harelik
2019 Diane Etchison
|
|
Layia glandulosa White layia, White tidy tips, Whitedaisy tidytips
native
Annual herb 
2016 James Gonsman
2021 Mike Russler
2021 Mike Russler
|
|
Lepechinia fragrans Fragrant pitcher sage, Island pitchersage
• rare native
Shrub 
2023 Ron Vanderhoff
2023 Keir Morse
2020 Susan McDougall
|
|
Lepidium virginicum var. pubescens Robinson's pepper grass
native
Annual herb 
2011 Ramona Robison
2018 Al Keuter
2018 Al Keuter
|
|
Lepidospartum squamatum California broomsage, California broomshrub, Scale broom
native
Shrub 
2021 Mike Russler
2021 David Wolfson
2021 Mike Russler
|
|
Leptodactylon californicum Prickly phlox
native
Shrub 
2018 Ron Vanderhoff
2020 Matt Berger
2019 Diane Etchison
|
|
Lessingia filaginifolia Common sandaster
native
Perennial herb 
2022 Mike Russler
2018 Ron Vanderhoff
2019 Diane Etchison
|
|
Leymus condensatus Giant wild rye
native
Perennial grass 
2020 Ron Vanderhoff
2022 John Rawlings
2020 Diane Etchison
|
|
Lilium humboldtii ssp. ocellatum Humboldt lily, Spotted humboldt's lily
• rare native
Perennial herb (bulb) 
2019 Ron Vanderhoff
2020 Tom Ballinger
2019 Ron Vanderhoff
|
|
Linanthus breviculus Mojave linanthus
native
Annual herb 
2019 Diane Etchison
2019 Marisa Persaud
2019 Diane Etchison
|
|
Linanthus dianthiflorus Fringed linanthus
native
Annual herb 
2020 David Greenberger
2017 Diane Etchison
2023 Ron Vanderhoff
|
|
Linanthus liniflorus Narrowflower flaxflower
native
Annual herb 
2017 Aaron Echols
2022 Ron Vanderhoff
2023 Diana Wahl
|
|
Linaria canadensis var. texana Blue toadflax
native
Annual, Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Lithophragma affine Common woodland star, San francisco woodland star, Woodland star
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb 
2019 David Greenberger
2019 David Magney
2018 Ken Lunders
|
|
Lobelia dunnii var. serrata Dunn's lobelia
native
Perennial herb 
2019 Ron Vanderhoff
2013 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Lomatium dasycarpum Hog fennel, Lace parsnip, Woolly fruited lomatium
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2021 Paul Aigner
|
|
Lomatium lucidum Shiny biscuitroot, Shiny lomatium
native
Perennial herb 
2019 Diane Etchison
2019 Diane Etchison
2015 Diane Etchison
|
|
Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb 
2006 Steve Matson
2019 Eliezer Margolis
2015 James Gonsman
|
|
Lonicera subspicata Southern honeysuckle
native
Shrub 
2022 David Strauch
2017 Diane Etchison
2018 David Greenberger
|
|
Lotus argophyllus var. argophyllus Southern california silver lotus
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Lotus crassifolius Broad leaved lotus
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Lotus hamatus Small flowered lotus
native
Annual herb 
2016 Aaron Echols
2016 James Bailey
2019 Ron Vanderhoff
|
|
Lotus heermannii Heermann's lotus
native
Perennial herb 
2019 Diane Etchison
2010 James M. Andre
2022 Irene Rosen
|
|
Lotus micranthus Hill lotus
native
Annual herb 
2008 Steve Matson
2005 Steve Matson
2008 Steve Matson
|
|
Lotus oblongifolius Narrow leaved lotus
native
Perennial herb 
2006 Steve Matson
2019 R.A. Chasey
2013 BOB CASE
|
|
Lotus purshianus American bird's foot trefoil, Spanish lotus
native
Annual herb 
2019 Rachelle Gray
2013 Arcangelo Wessells
2020 Bob Sweatt
|
|
Lotus salsuginosus var. salsuginosus Coastal lotus
native
Annual herb 
2020 Ron Vanderhoff
2023 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Lotus scoparius var. scoparius Deerweed
native
Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Lotus strigosus Strigose lotus
native
Annual herb 
2016 Steve Matson
2009 Steve Matson
2016 Steve Matson
|
|
Lotus wrangelianus Wrangel lotus
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Lupinus adsurgens Drew's silky lupine
native
Perennial herb 
2020 Liz Block
2017 Liz Block
2016 David popp
|
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb 
2021 Ken Lunders
2022 Mike Russler
2019 Gary McDonald
|
|
Lupinus formosus var. formosus Summer lupine, Western lupine
native
Perennial herb 
2016 Michael Mitchell
2011 Michael Mitchell
2020 R.A. Chasey
|
|
Lupinus hirsutissimus Stinging annual lupine, Stinging lupine
native
Annual herb 
2024 Mike Russler
2023 Neil Uelman
2019 Ron Vanderhoff
|
|
Lupinus latifolius var. parishii Parish's lupine
native
Perennial herb 
Geoff Burleigh
Geoff Burleigh
2020 Manzanita Dictionary
|
|
Lupinus longifolius Long leaf bush lupine, Longleaf bush lupine
native
Shrub 
Geoff Burleigh
2023 Keir Morse
Geoff Burleigh
|
|
Lupinus sparsiflorus Coulter's lupine, Mohave lupine, Mojave lupine
native
Annual herb 
2022 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Lupinus truncatus Blunt leaved lupine, Collared annual lupine, Truncate leaf lupine
native
Annual herb 
2023 Caitlin Kreutz
2023 Connor O'Hara-Baker
2010 Michael Mitchell
|
|
Lythrum californicum California loosestrife, Common loosestrife
native
Perennial herb 
2017 Fred Melgert / Carla Hoegen
2020 Ron Vanderhoff
2017 David Wolfson
|
|
Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb 
2023 Dianne Lake
2023 Ron Vanderhoff
2021 Helen Hancock
|
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb 
2022 Mike Russler
2021 Amber Bedgood
2019 Ron Vanderhoff
|
|
Malacothamnus fasciculatus Chaparral bushmallow, Southern coastal bushmallow
native
Shrub 
2020 Aaron Echols
2020 Ron Vanderhoff
2017 David Magney
|
|
Malacothrix clevelandii Cleveland's dandelion, Cleveland's desertdandelion, Cleveland's malacothrix
native
Annual herb 
2021 Steve Laymon
2022 Mike Russler
2023 R.A. Chasey
|
|
Malacothrix glabrata Desert dandelion, Smooth desertdandelion
native
Annual herb 
2019 Diane Etchison
2022 Steve Matson
2017 Leah Gardner
|
|
Malacothrix saxatilis var. tenuifolia Cliff desertdandelion, Short leaved cliff aster
native
Perennial herb 
2021 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Diane Etchison
|
|
Malosma laurina Laurel sumac
native
Tree, Shrub 
2015 Steven M Norris
2018 susan Bashore
2023 Ron Vanderhoff
|
|
Marah macrocarpus Chilicothe
native
Perennial herb, Vine 
2020 David Greenberger
2022 David Strauch
2021 david berman
|
|
Marrubium vulgare White horehound
• invasive non-native
Perennial herb 
©2013 Gary McDonald
2015 Diane Etchison
2018 Nancy Hamlett
|
|
Meconella denticulata Small flowered meconella, Smallflower fairypoppy
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2012 Ron Vanderhoff
|
|
Medicago lupulina Black medick
non-native
Annual, Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
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
|
|
Melilotus indica Annual yellow sweetclover, Sourclover
non-native
Annual herb 
2019 Randy Huey
2019 Randy Huey
2017 Rosalie Benitez
|
|
Mentha piperita Peppermint
non-native
Perennial herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
1995 Saint Mary's College of California
|
|
Mentzelia congesta Clustered blazing star, United blazingstar
native
Annual herb  2006 Steve Matson
 2006 Steve Matson
|
|
Mentzelia dispersa Bushy blazingstar, Nada stickleaf, Scattered blazing star
native
Annual herb 
2022 Bob Sweatt
2022 Bob Sweatt
2022 Bob Sweatt
|
|
Mentzelia laevicaulis Blazing star, Giant blazingstar, Smooth stem blazing star
native
Perennial herb 
2023 Mary Ann Machi
2015 Brad Singer
2023 Mary Ann Machi
|
|
Mentzelia micrantha Chaparral blazing star, San Luis blazingstar, San Luis stick leaf
native
Annual herb 
2019 Ron Vanderhoff
2023 Keir Morse
2019 Hailey Laskey
|
|
Mimulus aurantiacus Orange Bush Monkeyflower
native
Shrub 
2023 Bill Kress
2019 Stacie Wolny
2019 Gary McDonald
|
|
Mimulus bolanderi Bolander's monkeyflower
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2023 Mike Russler
|
|
Mimulus brevipes Wide throated yellow monkeyflower
native
Annual herb 
2019 Rebecca E. Crowe
2013 Keir Morse
2020 Ron Vanderhoff
|
|
Mimulus cardinalis Cardinal monkey flower
native
Perennial herb 
2014 James Gonsman
2023 Steve Conger
2021 Mike Russler
|
|
Mimulus floribundus Many flowered monkeyflower
native
Annual herb 
2021 Mike Russler
2019 Diane Etchison
2021 Mike Russler
|
|
Mimulus fremontii Fremont's monkeyflower
native
Annual herb 
2019 David Greenberger
2019 Matt Berger
2019 Matt Berger
|
|
Mimulus guttatus Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) 
2019 Stacie Wolny
2015 James Gonsman
2019 Stacie Wolny
|
|
Mimulus pilosus Snouted monkey flower
native
Annual herb 
2017 Steve Matson
2019 Matt Berger
2017 Steve Matson
|
|
Minuartia douglasii Douglas' Stitchwort
native
Annual herb 
2022 Steve Matson
2019 Stacie Wolny
2021 R.A. Chasey
|
|
Mirabilis californica California four o'clock
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Monardella lanceolata Mustang mint
native
Annual herb 
2022 Diane Etchison
2018 David popp
2022 Mike Russler
|
|
Monardella macrantha Hummingbird monardella, Red monardella
native
Perennial herb 
2019 Diane Etchison
2022 Aaron Echols
2017 Joey Santore
|
|
Muhlenbergia microsperma Annual muhly, Littleseed muhly
native
Annual grass 
2017 Ron Vanderhoff
2019 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Muhlenbergia rigens Deergrass
native
Perennial grass 
2004 Steve Matson
2018 Cynthia Powell
2022 Ron Vanderhoff
|
|
Muilla maritima Common muilla, Sea muilla
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Nassella lepida Foothill needle grass
native
Perennial grass 
2017 Gary McDonald
2023 Ron Vanderhoff
2017 Gary McDonald
|
|
Nassella pulchra Purple needle grass
native
Perennial grass 
2019 Michelle Karle
2008 Zoya Akulova
2019 Ron Vanderhoff
|
|
Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant
native
Annual herb 
2019 Diane Etchison
2010 George Butterworth
2019 Ken Hickman
|
|
Nemophila menziesii var. integrifolia Baby blue eyes
native
Annual herb 
2020 David Greenberger
2021 Emily Sluiman
2022 R.A. Chasey
|
|
Nemophila menziesii var. menziesii Baby blue eyes
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2005 Steve Matson
|
|
Nicotiana glauca Tree tobacco
• invasive non-native
Tree, Shrub 
2019 Jean B Henney
2017 Steve Matson
2017 Steve Matson
|
|
Oenothera elata ssp. hookeri Common evening primrose, Evening primrose, Hooker's evening primrose
native
Perennial herb 
2020 Suzanne L. Weakley
2018 Suzanne L. Weakley
2018 Toni Corelli
|
|
Opuntia occidentalis Chaparral pricklypear, Prickly pear
native
Shrub (stem succulent) 
2020 Ron Vanderhoff
2018 Ron Vanderhoff
2007 Neil Uelman
|
|
Orobanche bulbosa Chaparral broomrape
native
Perennial herb (parasitic) 
2022 Hunter Breck
2019 David Greenberger
2022 R.A. Chasey
|
|
Orobanche fasciculata Clustered broomrape
native
Perennial herb (parasitic) 
2016 Jim Xerogeanes
2016 Jim Xerogeanes
2023 Mary Ann Machi
|
|
Orobanche uniflora Purple broomrape
Annual herb 
2022 Helen Hancock
2023 Katie O'Hara-Kelly
2022 Dana York
|
|
Osmorhiza brachypoda California sweet cicely, California sweetcicely
native
Perennial herb 
2017 Aaron Echols
2020 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Oxalis albicans ssp. californica Californica wood sorrel
native
Perennial herb 
2019 Diane Etchison
2020 Ron Vanderhoff
2020 Diane Etchison
|
|
Oxalis corniculata Creeping wood sorrel, Creeping woodsorrel, Yellow sorrel
• invasive non-native
Perennial herb 
2022 Donald Burk
2022 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Paeonia californica California peony
native
Perennial herb 
2024 Ron Vanderhoff
2023 Ron Vanderhoff
2019 Susan McDougall
|
|
Papaver californicum Fire poppy, Western poppy
native
Annual herb 
2014 Ron Vanderhoff
2015 Ron Vanderhoff
2020 Bryant Baker
|
|
Pectocarya penicillata Sleeping combseed, Winged comb seed, Winged pectocarya
native
Annual herb 
2017 Ron Vanderhoff
2017 Ron Vanderhoff
2022 Steve Matson
|
|
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 
2023 Steve Conger
2021 Steve Matson
2021 Mike Russler
|
|
Pellaea mucronata Bird's foot fern, Birdfoot cliffbrake, Birdfoot fern
native
Fern 
2012 Ron Vanderhoff
2022 Helen Hancock
2023 Julia Markey
|
|
Pennisetum setaceum Crimson fountaingrass, Fountaingrass
• invasive non-native
Perennial grass 
2023 Ron Vanderhoff
2021 Steve Matson
2021 Steve Matson
|
|
Penstemon heterophyllus Bunchleaf penstemon, Foothill penstemon
native
Perennial herb 
2016 Michael Mitchell
2021 Charles Russell
2020 Alexander Darnielle
|
|
Penstemon spectabilis Showy penstemon
native
Perennial herb 
2019 Matt Berger
2009 Neal Kramer
2022 Ron Vanderhoff
|
|
Pentachaeta aurea Golden chaetopappa, Golden rayed pentachaeta
native
Annual herb 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Pentagramma triangularis Gold back fern, Goldenback fern
native
Fern 
2021 Ron Vanderhoff
2021 Mike Russler
2024 Steve Conger
|
|
Phacelia brachyloba Short lobed phacelia, Shortlobe phacelia
native
Annual herb 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Phacelia cicutaria var. hispida Caterpillar phacelia
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Phacelia curvipes Washoe phacelia
native
Annual herb 
2019 Diane Etchison
2010 Steve Matson
2022 Steve Matson
|
|
Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2022 Ron Vanderhoff
|
|
Phacelia grandiflora Giant flowered phacelia, Large flowered phacelia, Largeflower phacelia
native
Annual herb 
2014 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Phacelia imbricata ssp. patula Imbricate phacelia
native
Perennial herb 
2020 Bob Sill
2019 Bonnie Nickel
2019 Matt Berger
|
|
Phacelia longipes Long stalk phacelia, Longstalk phacelia
native
Annual herb 
Geoff Burleigh
2020 G Froelich
2018 Trevor Schalla
|
|
Phacelia minor California bluebell, Wild canterbury bells
native
Annual herb 
2020 David Greenberger
2019 Matt Berger
2020 stephen montgomery
|
|
Phacelia parryi Parry's phacelia
native
Annual herb 
2023 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Diane Etchison
|
|
Phacelia ramosissima var. latifolia Branching phacelia
native
Perennial herb 
2005 Steve Matson
2022 Rosalind Helfand
2020 Ron Vanderhoff
|
|
Phacelia viscida Sticky phacelia, Tacky phacelia
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Phalaris minor Little seed canarygrass, Littleseed canarygrass, Mediterranean canarygrass
non-native
Annual grass 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Pholistoma auritum Blue fiestaflower, Fiesta flower
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Phoradendron villosum Mistletoe
native
Shrub (parasitic) 
2022 David popp
2020 R.A. Chasey
2021 R.A. Chasey
|
|
Physalis philadelphica Mexican groundcherry, Tomatillo
non-native
Annual herb 
2020 Alice Cummings
2022 Donald Burk
2020 Alice Cummings
|
|
Pickeringia montana Montana chaparral pea
native
Shrub 
2019 Stacie Wolny
2019 Stacie Wolny
2018 Eliezer Margolis
|
|
Pinus ponderosa Ponderosa pine, Western yellow pine
native
Tree 
2021 David popp
2019 David popp
2022 Cynthia Powell
|
|
Piperia elegans Coast piperia, Elegant piperia, Elegant rein orchid
native
Perennial herb 
2018 Alexandra Kookootsedes
2023 Steve Conger
2022 Hunter Breck
|
|
Piperia unalascensis Alaska piperia, Alaska rein orchid, Rein orchid
native
Perennial herb 
2006 Steve Matson
2022 Steve Matson
2019 Ron Vanderhoff
|
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2015 Steve Matson
|
|
Plantago erecta California plantain, Dotseed plantain, Foothill plantain
native
Annual herb 
2008 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Plantago virginica Dwarf plantain, Virginia plantain
non-native
Annual, Perennial herb  © 2016 Neal Kramer
 2016 Neal Kramer
|
|
Platanus racemosa California sycamore, Western sycamore
native
Tree 
2021 Ron Vanderhoff
2018 Ron Vanderhoff
2019 Rachelle Gray
|
|
Platystemon californicus Cream cups, Creamcups
native
Annual herb 
2019 Diane Etchison
2022 John L. Thompson
2022 John L. Thompson
|
|
Plectritis ciliosa ssp. insignis Long spurred plectritis, Longspur seablush
native
Annual herb 
2022 Steve Matson
2005 Steve Matson
2022 Steve Matson
|
|
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
|
|
Polycarpon tetraphyllum Four leaved all seed, Four leaved allseed, Four leaved polycarp
non-native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Polygonum arenastrum Prostrate knotweed
non-native
Annual, Perennial herb 
2016 Barbara Boethling
2021 Ron Vanderhoff
2014 Richard Chasey
|
|
Polypodium californicum California polypody
native
Fern 
2020 Ron Vanderhoff
2021 Ron Vanderhoff
2023 Keir Morse
|
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
• invasive non-native
Annual grass 
2008 Steve Matson
2014 Steve Matson
2008 Steve Matson
|
|
Polystichum munitum Western sword fern, Western swordfern
native
Fern 
2021 Julie A. Kierstead
2022 Jerry Murray
2011 Toni Corelli
|
|
Populus balsamifera ssp. trichocarpa Black cottonwood
native
Tree 
2019 Ron Vanderhoff
2012 Steve Matson
2012 Steve Matson
|
|
Populus fremontii ssp. fremontii Fremont cottonwood
native
Tree 
2019 Stella Yang
2020 David popp
2020 Susan McDougall
|
|
Potentilla glandulosa Sticky cinquefoil
native
Perennial herb 
2020 Mary Conway
2019 Diane Etchison
2020 Diane Etchison
|
|
Prunus ilicifolia Holly leaf cherry, Holly leaved cherry, Hollyleaf cherry
native
Tree, Shrub 
2022 David Strauch
2019 Marisa Persaud
2019 Bryant Baker
|
|
Pseudotsuga macrocarpa Bigcone douglas fir, Bigcone spruce
native
Tree 
2023 Bryant Baker
2018 Lynn Sweet
2018 Janith Johnson
|
|
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 
2016 Steve Matson
2016 Steve Matson
2005 Steve Matson
|
|
Pycnanthemum californicum California mint, Mountain mint, Sierra mint
native
Perennial herb 
2012 Ron Vanderhoff
2019 Julie A. Kierstead
2016 Ron Vanderhoff
|
|
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 chrysolepis Canyon live oak, Canyon oak, maul oak, goldcup oak, Gold cup oak
native
Tree 
2017 Aaron Sunshine
2020 R.A. Chasey
2018 joaquin hale
|
|
Quercus engelmannii Engelmann oak
• rare native
Tree 
2022 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Quercus kelloggii Black oak, California black oak
native
Tree 
2020 Kim Cabrera
2021 Emily Sluiman
2023 Ryan O'Dell
|
|
Quercus wislizenii var. frutescens Interior live oak, chapparal oak
native
Tree, Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Barbara Brydolf
|
|
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 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Rhamnus californica California coffeeberry
native
Shrub 
2019 Talila Golan
2018 Mary Conway
2015 Steve Matson
|
|
Rhamnus crocea Redberry buckthorn
native
Shrub 
2011 Michael Mitchell
2022 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2006 Steve Matson
|
|
Rhus integrifolia Lemonade berry, Lemonade sumac
native
Shrub 
2020 David Greenberger
2019 Ron Vanderhoff
2024 Ron Vanderhoff
|
|
Rhus ovata Sugar bush, Sugar sumac
native
Shrub 
2020 Bryant Baker
2020 Bryant Baker
2019 Bryant Baker
|
|
Rhus trilobata var. pilosissima Fragrant sumac, Skunk Bush
native
Shrub 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Ribes aureum var. gracillimum Golden currant
native
Shrub 
2019 Matt Berger
2022 Alexander S. Kunz
2020 Alice Cummings
|
|
Ribes californicum var. hesperium California gooseberry, Hillside gooseberry
native
Shrub 
2021 Ron Vanderhoff
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Ribes indecorum White flowering currant, Whiteflower currant
native
Shrub 
2020 Diane Etchison
2020 Diane Etchison
2020 Diane Etchison
|
|
Ribes malvaceum Chaparral currant
native
Shrub 
2020 Bryant Baker
2020 Bryant Baker
2020 Bryant Baker
|
|
Ribes roezlii Sierra gooseberry, Sierran Gooseberry
native
Shrub 
2020 Robert Langellier
2022 Ron Vanderhoff
2009 BOB CASE
|
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub 
2022 David Chipping
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Ricinus communis Castor bean, Castorbean
• invasive non-native
Shrub 
2017 Henry DiRocco
2020 Aaron Echols
2022 Ron Vanderhoff
|
|
Rorippa nasturtium-aquaticum Watercress
native
Perennial herb (aquatic) 
2019 Patrick Furtado
2019 Diane Etchison
2012 Steve Matson
|
|
Rosa californica California wild rose, California wildrose
native
Shrub 
2022 Suzanne L. Weakley
2022 Suzanne L. Weakley
2020 R.A. Chasey
|
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub 
2018 Ken Lunders
2019 Ron Vanderhoff
2015 Kelli Kallenborn
|
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb 
2018 Tim Lewis
2019 Diane Etchison
2023 Ron Vanderhoff
|
|
Rumex salicifolius Willow dock, Willow leaved dock
native
Perennial herb 
2023 Ron Vanderhoff
2012 Gary McDonald
2012 Gary McDonald
|
|
Rupertia physodes California tea, Common rupertia, Forest scurfpea
native
Perennial herb 
2023 R.A. Chasey
2023 Steve Conger
2020 R.A. Chasey
|
|
Salix exigua Narrow leaved willow, Narrowleaf willow, Sandbar willow
native
Tree, Shrub 
2015 Steve Matson
2019 Barbara Brydolf
2015 Steve Matson
|
|
Salix laevigata Polished willow, Red willow
native
Tree 
2017 Steve Matson
2019 Barbara Brydolf
2022 Mark Gary
|
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2020 Steve Matson
|
|
Salix lucida ssp. lasiandra Pacific willow
native
Tree 
2021 Alice Cummings
2021 Diane Renshaw
2021 Ken Hickman
|
|
Salsola tragus Prickly russian thistle, Russianthistle, Tumbleweed
• invasive non-native
Annual herb 
2017 Ron Vanderhoff
2018 Angelique Herman
2023 Cynthia Powell
|
|
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
|
|
Sambucus mexicana 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 bipinnatifida Purple sanicle, Snakeroot, Purple Sanicle, Shoe Buttons
native
Perennial herb 
2019 Diane Etchison
2018 Gary McDonald
2021 Robin Carter
|
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb 
2023 Steve Conger
2023 Steve Conger
2021 Steve Laymon
|
|
Sanicula tuberosa Tuberous sanicle, Turkey pea
native
Perennial herb 
2023 R.A. Chasey
2023 R.A. Chasey
2023 R.A. Chasey
|
|
Saxifraga californica Greene's saxifrage
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Scrophularia californica ssp. floribunda California bee plant, California figwort
native
Perennial herb 
2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
Scutellaria tuberosa Danny's skullcap, Scullcap
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Sedum spathulifolium Broadleaf stonecrop, Pacific stonecrop, Stone crop
native
Perennial herb 
2021 Steve Matson
2021 Steve Matson
2023 R.A. Chasey
|
|
Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Senecio astephanus San gabriel ragwort
• rare native
Perennial herb 
2021 Aaron Echols
2021 Aaron Echols
|
|
Senecio flaccidus var. douglasii Bush groundsel, Bush senecio, Douglas' groundsel
native
Shrub 
2018 Richard Spjut
2019 Ron Vanderhoff
2023 Helen Hancock
|
|
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
|
|
Setaria viridis Green bristlegrass, Green foxtail
non-native
Annual grass 
2017 Ron Vanderhoff
2012 Zoya Akulova-Barlow
2021 David popp
|
|
Sherardia arvensis Blue fieldmadder, Field madder
non-native
Annual herb 
2005 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
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. major Cardinal catchfly
native
Perennial herb 
2020 David Greenberger
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Silene lemmonii Lemmon campion, Lemmon's catchfly
native
Perennial herb 
2017 Steve Matson
2011 Steve Matson
2017 Steve Matson
|
|
Silene multinervia Fire following campion
non-native
Annual herb 
2015 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Sisymbrium altissimum Tall tumblemustard, Tumble mustard, Tumbling mustard
non-native
Annual herb 
2019 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Sisymbrium irio London rocket
• invasive non-native
Annual herb 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Mike Russler
|
|
Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb 
2021 Ann Garside
2022 Julian Geoghegan
2021 Ron Vanderhoff
|
|
Sisyrinchium bellum Western blue eyed grass
native
Perennial herb 
2020 Mary Conway
2024 Ron Vanderhoff
2019 Stacie Wolny
|
|
Solanum douglasii Douglas' nightshade, Greenspot nightshade
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Solanum xanti Chaparral nightshade, Nightshade, Purple nightshade
native
Perennial herb, Shrub 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Solidago californica California goldenrod, Oreja de liebre
native
Perennial herb 
2013 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Sonchus asper ssp. asper Prickly sow thistle, Sow thistle
• invasive non-native
Annual herb 
2014 Gary McDonald
2022 Ron Vanderhoff
2014 Gary McDonald
|
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb 
2019 Diane Etchison
2015 Jesse Rorabaugh
2024 Ron Vanderhoff
|
|
Spergula arvensis ssp. arvensis Corn spurry
non-native
Annual herb 
2019 Diane Etchison
2020 Mary Conway
2022 Cynthia Powell
|
|
Spergularia villosa Hairy sand spurrey, Hairy sandspurry, Villous sand spurry
non-native
Perennial herb 
2021 Ron Vanderhoff
2011 Toni Corelli
2021 Ron Vanderhoff
|
|
Stachys albens Cobwebby hedge nettle, White hedge nettle, Whitestem hedgenettle
native
Perennial herb 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Stellaria media Chickweed
non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2015 Diane Etchison
|
|
Stellaria nitens Shining chickweed, Shiny chickweed, Smooth chickweed
native
Annual herb 
2022 Catherine Chang
2022 Catherine Chang
2020 Ken Hickman
|
|
Stephanomeria cichoriacea Chicory leaved stephanomeria, Chicoryleaf wirelettuce, Fort tejon milk aster
native
Perennial herb 
2019 David Greenberger
2012 Ron Vanderhoff
2018 John Game
|
|
Stephanomeria virgata Rod wirelettuce, Tall stephanomeria, Twiggy wreath plant
native
Annual herb 
2019 Steven M Norris
2022 Helen Hancock
2019 Steven M Norris
|
|
Stylocline gnaphalioides Everlasting nest straw, Everlasting stylocline, Mountain neststraw
native
Annual herb 
2019 Diane Etchison
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Swertia parryi Coahuila frasera
native
Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Bob Sill
|
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub 
2019 Ron Vanderhoff
2020 Cara Wilcox
2019 Ron Vanderhoff
|
|
Tanacetum parthenium Feverfew
non-native
Perennial herb 
2015 Ron Vanderhoff
2022 Jennifer Mo
2020 Bob Sweatt
|
|
Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
• invasive non-native
Perennial herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2021 Ron Vanderhoff
|
|
Tauschia arguta Southern tauschia, Southern umbrellawort
native
Perennial herb 
2019 Matt Berger
2020 Bryant Baker
2019 Diane Etchison
|
|
Tauschia parishii Parish's tauschia, Parish's umbrellawort
native
Perennial herb 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Tetradymia comosa Cotton thorn, Hairy horsebrush
native
Shrub 
2015 Ron Vanderhoff
2017 Ron Vanderhoff
2014 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
2020 Diane Etchison
|
|
Thysanocarpus laciniatus Common lace pod, Mountain fringepod, Narrow leaved fringe pod
native
Annual herb 
2021 Helen Hancock
2021 R.A. Chasey
2021 Helen Hancock
|
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub 
2020 Ron Vanderhoff
2019 Randy Huey
2021 Bryant Baker
|
|
Tribulus terrestris Puncture vine, Puncturevine
• invasive non-native
Annual herb 
2015 Steve Matson
2020 Ron Vanderhoff
2020 Maura Hay
|
|
Trichostema lanceolatum Vinegarweed
native
Annual herb 
2018 Ron Vanderhoff
2016 Nathan Mudry
2019 Aaron Echols
|
|
Trichostema parishii Parish's bluecurls
native
Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2010 Gary A. Monroe
|
|
Trifolium albopurpureum Indian clover, Rancheria clover
native
Annual herb 
2023 Mary Gerbic
2023 Mary Gerbic
2021 Mike Russler
|
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb 
2020 Diane Etchison
2015 Diane Etchison
2019 Ron Vanderhoff
|
|
Trifolium gracilentum Graceful clover, Pin point clover, Pinpoint clover
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb 
2005 Steve Matson
2016 Michael Mitchell
2019 Ron Vanderhoff
|
|
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
2018 Ken Hickman
|
|
Turricula parryi Poodle-dog bush
native
Perennial herb 
2019 Wendy Walker
2019 Bryant Baker
2019 Matt Berger
|
|
Typha latifolia Broadleaf cattail, Common cattail, Soft flag
native
Perennial herb (aquatic) 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree 
2023 Mary Ann Machi
2016 Steve Matson
2023 Mary Ann Machi
|
|
Uropappus lindleyi Silver puffs, Uropappus
native
Annual herb 
2019 Zack Abbey
2019 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Urtica dioica ssp. holosericea Giant creek nettle, Hoary nettle, Mountain nettle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Venegasia carpesioides Canyon sunflower
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Verbascum blattaria Moth mullein
non-native
Perennial herb 
2023 Alaine Arslan
2019 Marisa Persaud
2019 Patrick Furtado
|
|
Verbascum virgatum Wand mullein
non-native
Perennial herb 
2019 Jerry Thornton
2022 Amber Bedgood
2021 Ron Vanderhoff
|
|
Verbena lasiostachys Common verbena, Vervain, Western verbena
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Viola purpurea ssp. purpurea Goosefoot violet, Mountain Violet
native
Perennial herb 
2021 Jamie Spielmann
2021 Dana York
2017 Robert Barnard
|
|
Viola sheltonii Shelton's violet
native
Perennial herb 
2006 Steve Matson
2019 Ron Vanderhoff
2021 Mike Russler
|
|
Vitis girdiana Desert wild grape, Southern california grape
native
Vine, Shrub 
2019 Ron Vanderhoff
2020 Ron Vanderhoff
2021 Aaron Echols
|
|
Vulpia microstachys var. pauciflora Small fescue
native
Annual grass 
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Vulpia myuros var. hirsuta Rattail sixweeks grass
• invasive non-native
Annual grass 
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Vulpia octoflora var. hirtella Sixweeks grass
native
Annual grass 
2023 R.A. Chasey
2020 Sara Timby
2018 Ken Hickman
|
|
Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern
native
Fern 
2019 Julie Kierstead Nelson
2020 R.A. Chasey
2020 Julie A. Kierstead
|
|
Xanthium strumarium var. canadense Common cocklebur
native
Annual herb 
2023 Mary Merriman
2023 R.A. Chasey
2023 Suzanne L. Weakley
|
|
Yabea microcarpa California hedge parsley, False carrot
native
Annual herb 
2021 Helen Hancock
2022 R.A. Chasey
2012 Toni Corelli
|
|
Yucca whipplei ssp. parishii Chaparral yucca
native
Shrub 
Geoff Burleigh
2023 Jordan Collins
2020 Julia Markey
|
|
Zigadenus fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb 
2020 Bryant Baker
2021 Steve Matson
2020 Karen Swift
|
