Red Hill Mesa
Red Hill Mesa, La Panza Mountains, San Luis Obispo County, California San Luis Obispo County |
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| David Keil / CNPS-SLO (2019-06-07) |
| 205 PLANTS |
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Achillea millefolium Common yarrow
native
Perennial herb  2022 Andy Ford
 2014 James Gonsman
 2023 Ron Vanderhoff
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Acmispon americanus var. americanus American bird's foot trefoil, Spanish lotus
native
Annual herb  2019 Ron Vanderhoff
 2019 Matt Berger
 2017 David Wolfson
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Acmispon brachycarpus Short podded lotus
native
Annual herb  2005 Steve Matson
 2005 Steve Matson
 2018 Steve Matson
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Acmispon glaber var. glaber Deerweed
native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Acmispon micranthus Small flowered lotus
native
Annual herb  2016 Aaron Echols
 2016 James Bailey
 2019 Ron Vanderhoff
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Acmispon strigosus Strigose lotus
native
Annual herb  2019 Gary McDonald
 2019 Diane Etchison
 2019 Gary McDonald
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Acourtia microcephala Sacapellote
native
Perennial herb  2022 Diane Etchison
 2019 Ron Vanderhoff
 2014 Diane Etchison
|
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Agoseris heterophylla var. heterophylla Annual agoseris
native
Annual herb  2022 R.A. Chasey
 2022 Mark Gary
 2019 David Greenberger
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Allium lacunosum var. davisiae Davis' pitted onion
native
Perennial herb (bulb)  2023 Bob Steele
 2016 Brian Bielfelt
 2023 Bob Steele
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Allium peninsulare var. peninsulare Mexicali onion, Penisula onion
native
Perennial herb (bulb)  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2021 Mike Russler
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Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck
native
Annual herb  2020 Ron Vanderhoff
 2018 Gary McDonald
 2018 Gary McDonald
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native
Perennial herb  2018 Michael Mitchell
 Geoff Burleigh
 2016 Kristin Sabo
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Aphanes occidentalis Western lady's mantle
native
Annual, Perennial herb  2019 Ron Vanderhoff
 2017 Ron Vanderhoff
 2020 R.A. Chasey
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Aphyllon purpureum Purple broomrape
Annual herb  2022 Helen Hancock
 2022 Helen Hancock
 2022 Dana York
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Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley
native
Annual herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
|
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Astragalus gambelianus Dwarf loco weed, Gambel's dwarf milk vetch, Gambel's locoweed
native
Annual herb  2020 Ron Vanderhoff
 2019 Ron Vanderhoff
 2022 Mike Russler
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Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus
native
Annual herb  2021 Paul Aigner
 2008 Steve Matson
 2022 Catherine Chang
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Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass  2018 Julian Geoghegan
 2023 David popp
 2019 Ron Vanderhoff
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Baccharis salicifolia Mule fat., seep willow, Mule's fat, Mulefat
native
Shrub  2023 Julia Markey
 2018 Ron Vanderhoff
 2020 Aaron Echols
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Blepharizonia laxa Glandular big tarweed
native
Annual herb  2019 Jacob Smith
 2021 Mike Russler
 2021 Mike Russler
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Bloomeria crocea var. aurea Common goldenstar
native
Perennial herb  2019 David Greenberger
 2012 Gary McDonald
 2014 Gary McDonald
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Brodiaea terrestris ssp. kernensis Kern brodiaea, Kern dwarf brodiaea
native
Perennial herb  2019 Diane Etchison
 2019 Diane Etchison
 2020 Ron Vanderhoff
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Bromus arenarius Australian brome, Australian chess
non-native
Annual grass  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass  2022 Ron Vanderhoff
 2021 Richard Spjut
 2022 Ron Vanderhoff
|
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Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass  2023 Ron Vanderhoff
 2018 Gary McDonald
 2018 Gary McDonald
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Bromus rubens Red brome
• invasive non-native
Annual grass  2015 Chris Jaster
 2015 jamie smith
 2018 Gary McDonald
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Calandrinia menziesii red maids, Calandrinia
native
Annual herb  2019 Ron Vanderhoff
 2021 Rebecca Nelson
 2019 Ron Vanderhoff
|
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Callitriche marginata California water starwort, Winged water starwort
native
Annual herb (aquatic)  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Calochortus simulans San luis obispo mariposa lily
• rare native
Perennial herb (bulb)  2019 David Greenberger
 2019 David Greenberger
 2020 John L. Thompson
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Calycadenia villosa Dwarf calycadenia
• rare native
Annual herb  2016 David Wolfson
 2015 David Wolfson
 2004 Laura Ann Eliassen
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Calystegia malacophylla ssp. pedicellata Jepson's morning glory, Sierra false bindweed
native
Perennial herb  2021 R.A. Chasey
 2020 David Greenberger
 2021 Dick Rawson
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Camissonia strigulosa Contorted primrose, Sandysoil suncup, Strigose sun cup
native
Annual herb  2011 Michael Mitchell
 2015 Diane Etchison
 2015 Diane Etchison
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Camissoniopsis intermedia Intermediate sun cups
native
Annual herb  2017 David Greenberger
 2016 Erik Larsen
 2018 Alice Cummings
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Camissoniopsis micrantha Spencer primrose
native
Annual herb  2021 Ken-ichi Ueda
 2021 Ken-ichi Ueda
 2023 Julia Markey
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Castilleja attenuata Narrow leaved owl's clover, Valley tassels
native
Annual herb  2009 BOB CASE
 2023 R.A. Chasey
 2022 Mike Russler
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Castilleja densiflora ssp. densiflora Dense flower owl's clover, Denseflower indian paintbrush
native
Annual herb  2018 Hayley Ross
 2019 Verna Jigour
 2022 Alice Cummings
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Castilleja exserta ssp. exserta Exserted indian paintbrush, Pale purple owlclover, Purple owl's clover
native
Annual herb  2020 David Greenberger
 2019 Ron Vanderhoff
 2023 R.A. Chasey
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Ceanothus cuneatus var. cuneatus Buck brush, Buckbrush
native
Shrub  2022 Ryan O'Dell
 2021 Steve Matson
 2019 Cara Wilcox
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Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
• invasive non-native
Annual herb  2019 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Laura Anna Arellano
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Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2007 Carol W. Witham
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Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany
native
Tree, Shrub  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2016 Ron Vanderhoff
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Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb  2021 Sue Graue
 2015 Sharon King & Randy Aeschliman
 2018 Karen Scheuermann
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Chorizanthe biloba var. biloba Two lobed spineflower, Twolobe spineflower
native
Annual herb  2006 Laura Ann Eliassen
 2013 Chris Winchell
 2013 Chris Winchell
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Chorizanthe douglasii Douglas's spineflower, San benito spineflower
• rare native
Annual herb  2022 Irene Rosen
 2019 David Greenberger
 2022 Irene Rosen
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Chorizanthe polygonoides var. polygonoides Knotweed spineflower
native
Annual herb  2018 Hunter Breck
 2022 Robert Steers
 2023 R.A. Chasey
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Chorizanthe staticoides Turkish rugging
native
Annual herb  2019 Diane Etchison
 2019 Bryant Baker
 2019 Bryant Baker
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Chorizanthe xanti var. xanti Riverside spineflower, Xantus' spineflower
native
Annual herb  2021 Mike Russler
 2020 Mike Russler
 2021 Mike Russler
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Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb  2017 James Bailey
 2019 Gustavo Vasquez
 2020 Bob Sweatt
|
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Clarkia affinis Chaparral clarkia, Chaparral fairyfan
native
Annual herb  2019 David Greenberger
 2019 Ken Hickman
 2020 Steve Laymon
|
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Clarkia cylindrica ssp. cylindrica Speckled clarkia
native
Annual herb  2019 David Greenberger
 2019 Bryant Baker
 2020 Steve Laymon
|
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Clarkia epilobioides Canyon clarkia, Willow herb clarkia
native
Annual herb  2017 Steve Matson
 2019 David Greenberger
 2017 Steve Matson
|
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Clarkia modesta Waltham Creek clarkia
native
Annual herb  2020 David Greenberger
 2020 Steve Laymon
 2019 Steve Laymon
|
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Clarkia purpurea ssp. quadrivulnera Four-spot, Purple clarkia, Purple godetia
native
Annual herb  2014 Steve Matson
 2019 Joe Engelbrecht
 2021 R.A. Chasey
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Clarkia speciosa ssp. speciosa Red spot clarkia, Redspot clarkia
native
Annual herb  2019 Steve Laymon
 2020 Steve Laymon
 2013 Robert Steers/NPS
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Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb  2019 David Greenberger
 2021 Mike Russler
 2022 Suzanne L. Weakley
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Claytonia exigua ssp. exigua Little spring beauty, Serpentine springbeauty, Viridis
native
Annual herb  2021 Zoya Akulova-Barlow
 2022 Mike Russler
 2003 James B. Gratiot
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Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce
native
Annual herb  2017 Gary McDonald
 2017 Gary McDonald
 2017 Gary McDonald
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Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb  2008 Steve Matson
 2008 Steve Matson
 2008 Steve Matson
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Collinsia sparsiflora var. collina Hillside collinsia
native
Annual herb  2021 Helen Hancock
 2022 Mike Russler
 2022 Mike Russler
|
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Crassula aquatica Aquatic pygmy weed, Pigmy weed, Water pygmyweed
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb  2020 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Crassula tillaea Mediterranean pygmy weed, Moss pygmyweed
non-native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Croton setiger Turkey-mullein
native
Annual herb  2018 Rachelle Gray
 2011 Steve Matson
 2011 Steve Matson
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Cryptantha clevelandii var. florosa Coastal cryptantha
native
Annual herb  2020 David Greenberger
 2020 Ryan Carle
 2023 Ken-ichi Ueda
|
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Cryptantha microstachys Popcorn flower, Tejon cryptantha
native
Annual herb  2019 Diane Etchison
 2018 Ron Vanderhoff
 2017 Diane Etchison
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Cryptantha muricata var. jonesii Jones' cryptantha
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Cuscuta californica var. californica California dodder, Chaparral dodder, Short flowered dodder
native
Annual herb, Vine (parasitic)  2021 R.A. Chasey
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
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Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb  2019 Diane Etchison
 2022 David Wolfson
 2021 Ken Lunders
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Delphinium gypsophilum Gypsum loving larkspur, Pinoche creek larkspur
native
Perennial herb  2022 Mike Russler
 2022 Mike Russler
 2016 Steve Matson
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Delphinium parryi ssp. parryi Parry's larkspur, San bernardino larkspur
native
Perennial herb  2022 Mike Russler
 2009 Barry Breckling
 2018 Gary McDonald
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Deschampsia danthonioides Annual hairgrass
native
Annual grass  2003 Steve Matson
 2003 Steve Matson
 2018 Emily Allen
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Dipterostemon capitatus ssp. capitatus Blue dicks
native
Perennial herb  2023 Alaine Arslan
 2016 Steve Matson
 2008 Steve Matson
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Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2003 Steve Matson
|
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Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells
native
Annual herb  2018 Ron Vanderhoff
 2015 Barry Thomson
 2014 Ruth Ann Pearsons
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Epilobium densiflorum Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose
native
Annual herb  2009 BOB CASE
 2021 Mike Russler
 2022 Ken-ichi Ueda
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Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane
native
Perennial herb, Shrub  2023 Ron Vanderhoff
 2021 Jacob Martin
 2022 Ron Vanderhoff
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Eriodictyon tomentosum Woolly yerba santa
native
Shrub  2021 Mike Russler
 2021 Mike Russler
 2021 Mike Russler
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Eriogonum fasciculatum var. foliolosum California buckwheat, Eastern mojave buckwheat, Red topped buckwheat
native
Shrub  2016 Michael Mitchell
 2015 Michael Mitchell
 2015 Michael Mitchell
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Eriogonum nudum var. pubiflorum Hairy flowered buckwheat, Naked buckwheat, Fremont's Wild Buckwheat
native
Annual herb  2006 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
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Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow
native
Shrub  2013 James Gonsman
 2020 Mary Conway
 2020 Ron Vanderhoff
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Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree
non-native
Annual herb  2014 Bryan Derr
 2017 Gary McDonald
 2015 Ken Lunders
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Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb  2022 Steve Matson
 2020 Julia Markey
 2022 Steve Matson
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Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
• invasive non-native
Annual herb  2016 Steve Matson
 2016 James Bailey
 2018 Stacie Wolny
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Erythranthe guttata Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous)  2019 Stacie Wolny
 2015 James Gonsman
 2019 Stacie Wolny
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Erythranthe latidens Broad toothed monkeyflower
native
Annual herb  2019 David Greenberger
 2017 Amelia Ryan
 2017 Neal Kramer
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Festuca microstachys Small fescue
native
Annual grass  2022 Aaron Sunshine
 2011 Steve Matson
 2011 Steve Matson
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Festuca myuros Rattail sixweeks grass
• invasive non-native
Annual grass  2021 Aaron Echols
 2021 Ron Vanderhoff
 2022 John Rawlings
|
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Festuca octoflora Sixweeks grass
native
Annual grass  2023 R.A. Chasey
 2020 Sara Timby
 2018 Ken Hickman
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Galium andrewsii Needlemat galium, Phlox leaved bedstraw, Phloxleaf bedstraw
native
Perennial herb  2022 Mike Russler
 2019 Marisa Persaud
 2022 Mike Russler
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Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb  2020 Ron Vanderhoff
 2005 Steve Matson
 2020 Ron Vanderhoff
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Gastridium phleoides Nit grass
non-native
Annual grass  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2021 Paul Aigner
|
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Gilia capitata ssp. abrotanifolia Ball gilia, Blue field gilia, Bluehead gilia
native
Annual herb  2022 Ryan O'Dell
 2016 Steve Matson
 2019 Diane Etchison
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Gilia clivorum Many stemmed gilia, Purple spot gilia, Purplespot gilia
native
Annual herb  2013 Gary McDonald
 2013 Gary McDonald
 2013 Gary McDonald
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Githopsis specularioides Common bluecup, Venus' looking glass
native
Annual herb  2016 Steve Matson
 2016 Steve Matson
 2021 Mike Russler
|
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Hesperomecon linearis Narrowleaf queen poppy
native
Annual herb  2021 Mary Conway
 2021 Mary Conway
 2021 Karen Swift
|
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Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass  2022 Ron Vanderhoff
 2021 Al Keuter
 2021 Ron Vanderhoff
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Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb  2020 Ron Vanderhoff
 2017 Gary McDonald
 2019 Ron Vanderhoff
|
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Isoetes nuttallii Nuttall's quillwort
native
 2019 David Greenberger
 2019 Matt Berger
 2019 Matt Berger
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Juncus luciensis Santa lucia dwarf rush, Santa lucia rush
• rare native
Annual grasslike herb  2023 Matt Berger
 2023 Matt Berger
 2023 Matt Berger
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Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb  2017 Gary McDonald
 2020 Mark Kircher
 2009 Neal Kramer
|
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Lasthenia gracilis Needle goldfields
native
Annual herb  2016 Michael Mitchell
 2019 Susan McDougall
 2014 Michael Mitchell
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Layia platyglossa Coastal tidytips
native
Annual herb  2015 Amy Rapport
 2019 Jenna T. B. Ekwealor
 2017 Chris Mo
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Lepechinia calycina White pitcher sage, Woodbalm, pitcher sage
native
Shrub  2019 Stacie Wolny
 2020 Amy Rapport
 2020 Mary Conway
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Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb  2020 Linda Pardy
 2019 Gary McDonald
 2016 Steve Matson
|
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Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed
native
Annual herb  2020 Julie A. Kierstead
 2008 Keir Morse
 2011 Zoya Akulova
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Leptosiphon liniflorus Narrowflower flaxflower
native
Annual herb  2017 Aaron Echols
 2022 Charles Russell
 2009 Genevieve K. Walden
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Leptosiphon parviflorus Variable linanthus
native
Annual herb  2008 Keir Morse
 2008 Keir Morse
 2008 Keir Morse
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Leptosiphon pygmaeus ssp. continentalis Pygmy linanthus
native
Annual herb  2019 Steve Matson
 2019 Steve Matson
 2019 Steve Matson
|
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Linanthus dichotomus ssp. dichotomus Evening snow
native
Annual herb  2019 Jacob Smith
 2019 Jacob Smith
 2008 Steve Matson
|
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Logfia filaginoides California cottonrose
native
Annual herb  2019 Steve Matson
 2019 Steve Matson
 2019 Matt Berger
|
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Logfia gallica Narrowleaf cottonrose
non-native
Annual herb  2015 jamie smith
 2013 Keir Morse
 2017 Barbara Boethling
|
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Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley
native
Perennial herb  2017 James Gonsman
 2018 Gary McDonald
 2018 Gary McDonald
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Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb  2006 Steve Matson
 2019 Eliezer Margolis
 2015 James Gonsman
|
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Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb  2022 Mike Russler
 2022 Mike Russler
 2019 Gary McDonald
|
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Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb  2021 Helen Hancock
 2023 Ron Vanderhoff
 2021 Steve Laymon
|
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Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb  2019 Ron Vanderhoff
 2021 Amber Bedgood
 2019 Ron Vanderhoff
|
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Malacothamnus jonesii Jones's bush mallow
• rare native
Shrub  2012 Terrence Gosliner
 2017 Keir Morse
 2017 Keir Morse
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Malacothrix clevelandii Cleveland's dandelion, Cleveland's desertdandelion, Cleveland's malacothrix
native
Annual herb  2021 Steve Laymon
 2011 Neal Kramer
 2008 Keir Morse
|
|
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
|
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Melica californica California melicgrass
native
Perennial grass  2023 John Rawlings
 2021 John Rawlings
 2022 John Rawlings
|
|
Micranthes californica Greene's saxifrage
native
Perennial herb  2020 Cara Wilcox
 2016 Steve Matson
 2016 Steve Matson
|
|
Micropus californicus var. californicus Q tips, Slender cottonweed
native
Annual herb  2006 Steve Matson
 2021 Ron Vanderhoff
 null
|
|
Microseris acuminata Needle microseris, Sierra foothill silverpuffs, Sierra foothills microseris
native
Annual herb  2018 Julie Kierstead Nelson
 2008 Eric Wrubel
 2007 Carol W. Witham
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Microseris douglasii ssp. douglasii Douglas' microseris, Douglas' silverpuffs
native
Annual herb  2022 Steve Laymon
 2019 John Rawlings
 2022 Mike Russler
|
|
Microseris elegans Elegant silverpuffs
native
Annual herb  2011 Zoya Akulova
 null
 2004 Laura Ann Eliassen
|
|
Mimetanthe pilosa Snouted monkey flower
native
Annual herb  2019 Matt Berger
 2017 Steve Matson
 2019 Bonnie Nickel
|
|
Muilla maritima Common muilla, Sea muilla
native
Perennial herb  2017 Steve Matson
 2017 Ron Vanderhoff
 2017 Steve Matson
|
|
Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant
native
Annual herb  2019 Diane Etchison
 2010 George Butterworth
 2019 Ken Hickman
|
|
Nemacladus secundiflorus var. secundiflorus Large-flowered nemacladus
• rare native
Annual herb  2008 Aaron Schusteff
 2008 Aaron Schusteff
|
|
Nemophila pedunculata Littlefoot nemophila, Meadow nemophila
native
Annual herb  2019 Matt Berger
 2003 Steve Matson
 2023 Helen Hancock
|
|
Pectocarya penicillata Sleeping combseed, Winged comb seed, Winged pectocarya
native
Annual herb  2017 Ron Vanderhoff
 2017 Ron Vanderhoff
 2022 Steve Matson
|
|
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
|
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Pentachaeta alsinoides Tiny pygmy daisy, Tiny pygmydaisy
native
Annual herb  2021 Ken Hickman
 2022 Ken Hickman
 2023 David Gowen
|
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern  2019 James Gonsman
 2008 Steve Matson
 2008 Steve Matson
|
|
Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb  2023 Richard Spjut
 2023 Richard Spjut
 2022 Mike Russler
|
|
Phoradendron villosum ssp. villosum Mistletoe
native
Shrub (parasitic)  2022 David popp
 2020 R.A. Chasey
 2021 R.A. Chasey
|
|
Pinus sabiniana Bull pine, California foothill pine, Gray pine
native
Tree  2022 Cynthia Powell
 2019 Cynthia Powell
 2022 Cynthia Powell
|
|
Plagiobothrys acanthocarpus Adobe allocarya, Adobe popcornflower
native
Annual herb  2017 Steve Matson
 2017 Steve Matson
 2022 Cynthia Powell
|
|
Plagiobothrys fulvus var. campestris Common popcorn flower, Fulvous popcornflower, Tawny popcorn flower
native
Annual herb  2016 Steve Matson
 2016 Steve Matson
 2021 David popp
|
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2013 Jean Pawek
|
|
Plagiobothrys shastensis Shasta popcorn flower, Shasta popcornflower
native
Annual herb  2008 Steve Matson
 2008 Steve Matson
 2009 Julie A. Kierstead
|
|
Plagiobothrys tenellus Pacific popcornflower, Popcorn flower, Slender popcorn flower
native
Annual herb  2019 David Magney
 2019 Mary Merriman
 2022 Dana York
|
|
Plagiobothrys trachycarpus Rough fruited allocarya, Roughfruit popcornflower
native
Annual herb  2022 Catherine Chang
 2022 Catherine Chang
 2022 Catherine Chang
|
|
Plantago elongata Annual coast plantago, Coastal plantain, Long leaf plantain
native
Annual herb  2017 Barbara Boethling
 2019 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
Plantago erecta California plantain, Dotseed plantain, Foothill plantain
native
Annual herb  2021 Charles Russell
 2008 Margo Bors
 2022 Mike Russler
|
|
Plectritis ciliosa Long spurred plectritis, Longspur seablush
native
Annual herb  2022 Steve Matson
 2005 Steve Matson
 2022 Steve Matson
|
|
Poa bulbosa ssp. vivipara Bulbous blue grass
non-native
Perennial grass  null
 2015 Richard Chasey
 2022 John Rawlings
|
|
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
|
|
Primula clevelandi Small Tree-Mallow
|
|
Pseudognaphalium beneolens Cudweed
native
Perennial herb  2021 BLM Redding Field Office
 2021 Mike Russler
 2021 R.A. Chasey
|
|
Pseudognaphalium californicum Ladies' tobacco
native
Annual, Perennial herb  2019 Gary McDonald
 2020 Steven M Norris
 2021 Ron Vanderhoff
|
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Pseudognaphalium luteoalbum Jersey cudweed
non-native
Annual herb  2011 Toni Corelli
 2019 Diane Etchison
 2021 Ron Vanderhoff
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Psilocarphus chilensis Round woolly marbles
native
Annual herb  2020 Dick Rawson
 2020 Dick Rawson
 2020 Dick Rawson
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Psilocarphus tenellus Slender woolly marbles, Slender woollyheads
native
Annual herb  2006 Steve Matson
 2017 Toni Corelli
 2018 Ron Vanderhoff
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Quercus john-tuckeri Tucker oak, Tucker's oak
native
Tree  2019 Richard Spjut
 2015 Keir Morse
 2020 Neal Kramer
|
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Quercus xalvordiana Alvord oak, Alvord's oak
native
Tree  2022 Ryan O'Dell
 2019 Richard Spjut
 2010 Neal Kramer
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Rafinesquia californica California chicory, California plumseed
native
Annual herb  2019 David Greenberger
 2021 Ron Vanderhoff
 2017 Steve Matson
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Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry
native
Shrub  2016 Steve Matson
 2020 Rebecca Schoenenberger
 2019 Diane Etchison
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Rhus aromatica Fragrant sumac, Skunk Bush
native
Shrub  2022 Julia Markey
 2019 Bryant Baker
 2012 Dee Warenycia
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Rigiopappus leptocladus Rigiopappus, Wire weed, Wireweed
native
Annual herb  2019 Ken Hickman
 2021 Steve Laymon
 2022 John Rawlings
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Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb  2018 Tim Lewis
 2019 Diane Etchison
 2022 David Strauch
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Sabulina californica California Sandwort
native
Annual herb  2021 Steve Matson
 2022 Ryan O'Dell
 2021 David popp
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Salix gooddingii Goodding's black willow, Goodding's willow, Gooding's willow
native
Tree  2018 Hailey Laskey
 2021 Richard Spjut
 2020 Ron Vanderhoff
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Salix laevigata Polished willow, Red willow
native
Tree  2017 Steve Matson
 2019 Barbara Brydolf
 2022 Mark Gary
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Salix lasiolepis Arroyo willow
native
Tree, Shrub  2017 Susan Kotelnicki
 2022 Ron Vanderhoff
 2020 Steve Matson
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Salvia columbariae Chia sage
native
Annual herb  2020 Ron Vanderhoff
 2022 Mike Russler
 2022 Mike Russler
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Salvia mellifera Black sage
native
Shrub  2017 Steve Matson
 2022 Suzanne L. Weakley
 2019 Diane Etchison
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Sambucus nigra ssp. caerulea Blue elderberry
native
Tree, Shrub  2021 Mike Russler
 2020 Diane Etchison
 2022 El Byrne
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Sanicula bipinnata Poison sanicle
native
Perennial herb  2008 Steve Matson
 2009 Keir Morse
 2022 R.A. Chasey
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Sanicula bipinnatifida Purple sanicle, Snakeroot, Purple Sanicle, Shoe Buttons
native
Perennial herb  2019 Diane Etchison
 2018 Gary McDonald
 2020 Susan McDougall
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Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb  2020 Susan McDougall
 2020 Ryan Carle
 2020 R.A. Chasey
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Scribneria bolanderi Scribner's grass, Scribneria
native
Annual grass  2022 John Rawlings
 2020 Ken Hickman
 2023 R.A. Chasey
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Scutellaria tuberosa Danny's skullcap, Scullcap
native
Perennial herb  2006 Steve Matson
 2016 Ron Vanderhoff
 2012 Ron Vanderhoff
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Senecio aphanactis California groundsel, Chaparral ragwort, Rayless ragwort
• rare native
Annual herb  2019 Matt Berger
 2019 Matt Berger
 2022 R.A. Chasey
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Senecio flaccidus var. douglasii Bush groundsel, Bush senecio, Douglas' groundsel
native
Shrub  2019 Ron Vanderhoff
 2021 Helen Hancock
 2019 Ron Vanderhoff
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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
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Solanum umbelliferum var. umbelliferum Blue witch nightshade, Bluewitch nightshade
native
Shrub  2022 Mike Russler
 2014 Steve Matson
 2014 Steve Matson
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Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb  2019 Diane Etchison
 2015 Jesse Rorabaugh
 2008 Gary McDonald
|
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Stebbinsoseris heterocarpa Grassland stebbinsoseris
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2017 Diane Etchison
|
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Stellaria pallida Pale starwort
non-native
Annual herb  2008 Keir Morse
 2022 Donald Burk
 2005 Keir Morse
|
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Stipa cernua Nodding needle grass
native
Perennial grass  2018 Liz Block
 2022 Ron Vanderhoff
 2022 Dianne Lake
|
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Stylocline gnaphaloides Everlasting nest straw, Everlasting stylocline, Mountain neststraw
native
Annual herb  2019 Diane Etchison
 2021 Ron Vanderhoff
 2021 Ron Vanderhoff
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Thysanocarpus curvipes ssp. curvipes Fringe Pod
native
Annual herb  2019 Matt Berger
 2020 R.A. Chasey
 2022 Mike Russler
|
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Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub  2020 Ron Vanderhoff
 2019 Randy Huey
 2021 Bryant Baker
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Toxicoscordion brevibracteatum Desert death camas
native
Perennial herb  2017 Margarita Orlova
 2013 Neal Kramer
 2021 Bryant Baker
|
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Toxicoscordion fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb  2020 Bryant Baker
 2021 Steve Matson
 2020 Karen Swift
|
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Trifolium albopurpureum Indian clover, Rancheria clover
native
Annual herb  2021 Mike Russler
 2011 Jorg & Mimi Fleige
 2013 Zoya Akulova
|
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Trifolium gracilentum Graceful clover, Pin point clover, Pinpoint clover
native
Annual herb  2016 Steve Matson
 2016 Steve Matson
 2016 Steve Matson
|
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Trifolium macraei Chilean clover, Macrae's clover
native
Annual herb  2009 Toni Corelli
 2022 R.A. Chasey
 2021 R.A. Chasey
|
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Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb  2005 Steve Matson
 2016 Michael Mitchell
 2019 Ron Vanderhoff
|
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Triphysaria micrantha Little butter 'n' eggs, Purplebeak owl's clover
native
Annual herb  2006 Steve Matson
 2006 Steve Matson
 2003 Laura Ann Eliassen
|
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Turricula parryi Poodle-dog bush
native
Perennial herb  2019 Wendy Walker
 2019 Bryant Baker
 2019 Matt Berger
|
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Typha domingensis Narrowleaf cattail, Southern cattail
native
Perennial herb  2020 Ron Vanderhoff
 2022 Ron Vanderhoff
 2020 Ellen Gartside
|
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Uropappus lindleyi Silver puffs, Uropappus
native
Annual herb  2019 Zack Abbey
 2022 Mary Ann Machi
 2016 Ron Vanderhoff
|
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Viola douglasii Douglas' golden violet, Douglas' violet
native
Perennial herb  2006 Steve Matson
 2011 Barry Rice
 2007 Carol W. Witham
|
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Viola purpurea ssp. quercetorum Goosefoot violet, Goosefoot yellow violet
native
Perennial herb  2021 Dianne Lake
 2019 Gary McDonald
 2016 Steve Matson
|
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Yabea microcarpa California hedge parsley, False carrot
native
Annual herb  2021 Helen Hancock
 2022 R.A. Chasey
 2012 Toni Corelli
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Zeltnera davyi Davy's centaury
native
Annual herb  2022 Irene Rosen
 2018 Mary Conway
 2022 Irene Rosen
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