CNPLX: Plant Search Results

Criteria: found in Trinity County • is native • group by lifeform
2835 records

Plant	Photo
Lifeform: Annual	558 plants
Lifeform: Biennial	2 plants
Lifeform: Perennial	1796 plants
Lifeform: Fern	63 plants
Lifeform: Shrub	343 plants
Acer circinatum Vine maple Tree, Shrub 33 sources	© 2007 Shawn DeCew
Acer glabrum Mountain maple Tree, Shrub 11 sources	© 2004 Robert Sivinski
Acer glabrum var. glabrum Rocky mountain maple Tree, Shrub	© 2009 Aaron Schusteff
Acer glabrum var. greenei Greene's mountain maple Tree, Shrub
Acer glabrum var. torreyi Torrey's mountain maple Tree, Shrub	© 2009 Aaron Schusteff
Adenostoma fasciculatum Chamise Tree, Shrub 15 sources	© 2008 Thomas Stoughton
Adenostoma fasciculatum var. fasciculatum Chamise Tree, Shrub 2 sources	© 2011 Wynn Anderson
Alnus incana Gray alder Tree, Shrub 6 sources	© 1999 California Academy of Sciences
Alnus incana ssp. tenuifolia Creek alder Tree, Shrub 9 sources	© 2008 Steve Matson
Alnus rubra Red alder Tree, Shrub 29 sources	© 2007 Neal Kramer
Alnus viridis Green alder Tree, Shrub 1 source	© 2008 Louis-M. Landry
Alnus viridis ssp. sinuata Sitka alder Tree, Shrub 10 sources	© 2010 Keir Morse
Amelanchier alnifolia Service berry Shrub 31 sources	© 1991 Arthur H. Bazell, M.D.
Amelanchier alnifolia var. pumila Dwarf service berry Shrub	© 2009 Barry Breckling
Amelanchier alnifolia var. semiintegrifolia Service berry Shrub	© 2010 Vernon Smith
Amelanchier pallida Pallid service berry Shrub 3 sources	© 2009 Gary A. Monroe
Amelanchier utahensis Pale leaved serviceberry Shrub 10 sources	© 2002 Larry Blakely
Amorpha californica False indigo Shrub 3 sources	© 2011 Jorg & Mimi Fleige
Amorpha californica var. californica California false indigo Shrub	© 2010 Dee E. Warenycia
Arctostaphylos Xcinerea Del norte manzanita Shrub
Arctostaphylos canescens Hoary manzanita Shrub 1 source	© 2009 Jorg Fleige
Arctostaphylos canescens ssp. canescens Hoary manzanita Shrub	© 2004 Doreen L. Smith
Arctostaphylos canescens ssp. sonomensis Sonoma manzanita Shrub 1 source	© 2007 Dr. Dean Wm. Taylor
Arctostaphylos glandulosa Eastwood manzanita Shrub 6 sources	© 2010 Neal Kramer
Arctostaphylos glandulosa ssp. cushingiana Cushing manzanita Shrub


Arctostaphylos glandulosa ssp. glandulosa Eastwood manzanita Shrub 3 sources	© 2002 Brad Kelley
Arctostaphylos glandulosa ssp. zacaensis Zaca lake manzanita Shrub 3 sources	© 2009 Lynn Watson
Arctostaphylos klamathensis Klamath manzanita Shrub	© 2013 Julie Kierstead Nelson
Arctostaphylos malloryi Balaklala manzanita Shrub	© 2009 Timothy D. Ives
Arctostaphylos manzanita Common manzanita Shrub 26 sources	© 1999 California Academy of Sciences
Arctostaphylos manzanita ssp. elegans Konocti manzanita Shrub	© 2008 Rodney W. Lacey
Arctostaphylos manzanita ssp. manzanita Common manzanita Shrub 1 source	© 2005 George W. Hartwell
Arctostaphylos manzanita ssp. roofii Roof's manzanita Shrub	© 2014 Dr. Dean Wm. Taylor
Arctostaphylos mewukka Indian manzanita Shrub	© 2011 Steven Perry
Arctostaphylos nevadensis Pine mat manzanita Shrub 6 sources	© 1988 Gary A. Monroe
Arctostaphylos nevadensis ssp. nevadensis Pine-mat manzanita Shrub	© 2013 Judith Elaine Bush
Arctostaphylos patula Green leaf manzanita Shrub 14 sources	© Gerald and Buff Corsi 2010 California Academy of Sciences
Arctostaphylos stanfordiana Stanford's manzanita Tree, Shrub 4 sources	© 2009 Neal Kramer
Arctostaphylos viscida Whiteleaf manzanita Tree, Shrub 6 sources	© 2007 George W. Hartwell
Arctostaphylos viscida ssp. pulchella White leaf manzanita Tree, Shrub	© 2011 Jake Ruygt
Arctostaphylos viscida ssp. viscida Smooth white leaf manzanita Tree, Shrub 2 sources	© 2008 Keir Morse
Artemisia tridentata Common sagebrush Shrub 26 sources	© 2007 Jason E. Willand
Artemisia tridentata ssp. tridentata Big sagebrush Shrub 3 sources	© 2002 Charles E. Jones
Artemisia tridentata ssp. vaseyana Mountain sagebrush Shrub 8 sources	© 2003 Christopher L. Christie
Baccharis pilularis Coyote brush Shrub 57 sources	© 1996 Margo Bors
Baccharis pilularis ssp. consanguinea Coyote brush Shrub 49 sources	© 2014 Neal Kramer
Berberis aquifolium Mountain grape Shrub 46 sources	© 2006 Heath McAllister
Berberis aquifolium var. aquifolium Oregon grape Shrub 36 sources	© 2010 Vernon Smith
Berberis aquifolium var. dictyota Jepson's oregon grape Shrub 3 sources	© 2013 Debra L. Cook
Berberis aquifolium var. repens Creeping oregon grape Shrub 30 sources	© 2004 Robert Sivinski
Berberis nervosa Oregon grape Shrub 14 sources	© 1995 Saint Mary's College of California
Berberis pinnata Shiny leaf mahonia Shrub 8 sources	© 2011 Jorg & Mimi Fleige
Calycanthus occidentalis Spicebush Shrub 41 sources	© Gerald and Buff Corsi 2002 California Academy of Sciences
Cassiope mertensiana Western moss heather Shrub 1 source	© 2008 Neal Kramer
Ceanothus Xarcuatus Shrub	© 2005 Dieter Wilken
Ceanothus arcuatus Arching ceanothus Tree, Shrub	© 2005 Dieter Wilken
Ceanothus cordulatus Snow bush Shrub 7 sources	© 2003 Steve Matson
Ceanothus cuneatus Buck brush Shrub 24 sources	© 2006 Doreen L. Smith
Ceanothus cuneatus var. cuneatus Buck brush Shrub 3 sources	© 2006 Steve Matson
Ceanothus cuneatus var. ramulosus Buck brush Shrub 1 source	© 2014 Robert Sikora
Ceanothus diversifolius Pinemat Shrub 1 source	© 2013 Debra L. Cook
Ceanothus foliosus Wavy leaved ceanothus Shrub 6 sources	© 2006 Steve Matson
Ceanothus foliosus var. foliosus Wavy leaved ceanothus Shrub	© 1998 Dean Wm. Taylor
Ceanothus integerrimus Deer brush Shrub 15 sources	© 2008 Keir Morse
Ceanothus integerrimus var. macrothyrsus Deerbrush Shrub 15 sources	© 2005 Dieter Wilken
Ceanothus jepsonii Musk brush Shrub	© 2009 Vernon Smith
Ceanothus jepsonii var. albiflorus White flowered musk brush Shrub	© 2010 Vernon Smith
Ceanothus lemmonii Lemmon's ceanothus Shrub 3 sources	© 2011 Steven Perry
Ceanothus leucodermis Chaparral whitethorn Shrub 8 sources	© 2009 Thomas Stoughton
Ceanothus oliganthus Hairy ceanothus Shrub 5 sources	© 2010 Neal Kramer
Ceanothus oliganthus var. sorediatus Jim brush Shrub	© 2013 Vernon Smith
Ceanothus parvifolius Little leaf ceanothus Shrub	© 2013 Debra L. Cook
Ceanothus pinetorum Kern ceanothus Shrub	© 2011 Dean Wm. Taylor, PhD
Ceanothus prostratus Mahala mats Shrub 11 sources	© 2010 Keir Morse
Ceanothus prostratus var. laxus Large leaved carpet Shrub 11 sources
Ceanothus prostratus var. occidentalis Mahala mats Shrub 11 sources
Ceanothus prostratus var. prostratus Mahala mat Shrub	© 2012 Jean Pawek
Ceanothus pumilus Siskiyou mat Shrub	© 2010 Vernon Smith
Ceanothus velutinus Tobacco brush, snowbrush Tree, Shrub 11 sources	© 2004 Steve Matson
Ceanothus velutinus var. hookeri Hooker's tobacco brush Tree, Shrub 10 sources	© 1995 Saint Mary's College of California
Ceanothus velutinus var. laevigatus Hooker's ceanothus Tree, Shrub 10 sources
Ceanothus velutinus var. velutinus Tobacco brush Tree, Shrub 11 sources	© 2000 Thayne Tuason
Cephalanthus occidentalis Common buttonbush Shrub 14 sources	© 2010 Louis-M. Landry
Cercis occidentalis Western redbud Tree, Shrub 66 sources	© 2008 Aaron Schusteff
Cercocarpus betuloides Birch leaf mountain mahogany Tree, Shrub 45 sources	© 2002 Lynn Watson
Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany Tree, Shrub 2 sources	© 2009 Keir Morse
Cercocarpus betuloides var. macrourus Few flowered mountain mahogany Tree, Shrub	© 2008 John Dittes
Cercocarpus ledifolius Desert mountainmahogany Tree, Shrub 18 sources	© 2007 Steve Matson
Cercocarpus ledifolius var. intercedens Curl leaf mountain mahogany Tree, Shrub	© 2009 Lee Dittmann
Cercocarpus ledifolius var. intermontanus Curl leaved mountain mahogany Tree, Shrub
Cercocarpus ledifolius var. ledifolius Curl leaf mountain mahogany Tree, Shrub
Chrysolepis chrysophylla Golden chinquapin Tree, Shrub 4 sources	© 2011 Zoya Akulova
Chrysolepis chrysophylla var. chrysophylla Golden chinquapin Tree, Shrub 1 source	© 2010 Julie Kierstead Nelson
Chrysolepis chrysophylla var. minor Bush chinquapin Tree, Shrub	© 2009 Neal Kramer
Chrysolepis sempervirens Sierra chinquapin Shrub 2 sources	© 2000 Gary A. Monroe
Chrysothamnus nauseosus Common rabbitbrush Shrub 25 sources	© 2005 Christopher L. Christie
Chrysothamnus nauseosus ssp. albicaulis Rubber rabbitbrush Shrub	© 2001 Jeff Abbas
Chrysothamnus nauseosus ssp. consimilis Gray rabbitbrush Shrub	© 2000 Gary A. Monroe
Chrysothamnus parryi Parry's rabbit brush Shrub
Chrysothamnus parryi ssp. latior Parry's rabbitbrush Shrub
Cornus glabrata Brown dogwood Tree, Shrub 10 sources	© 2010 Vernon Smith
Cornus nuttallii Mountain dogwood Shrub 25 sources	© 2000 Joseph Dougherty/ecology.org
Cornus sericea American dogwood Shrub 43 sources	© 2006 Shawn DeCew
Cornus sericea ssp. occidentalis Western dogwood Shrub 9 sources	© 2013 John Doyen
Cornus sericea ssp. sericea Red osier dogwood Shrub 33 sources	© 2012 Julie Kierstead Nelson
Corylus cornuta Beaked hazelnut Shrub 19 sources	© 2008 Louis-M. Landry
Corylus cornuta ssp. californica Beaked hazelnut Shrub 16 sources	© 2007 Neal Kramer
Corylus cornuta var. californica California hazelnut Shrub 9 sources	© 2007 Neal Kramer
Crataegus columbiana Columbia hawthorn Tree, Shrub 11 sources
Crataegus douglasii Douglas' hawthorn Tree, Shrub 12 sources	© 2008 Trent M. Draper
Crataegus gaylussacia Klamath hawthorn Tree, Shrub 3 sources	© 1996 Doreen L. Smith
Crataegus suksdorfii Klamath hawthorn Tree, Shrub 3 sources	© 1996 Doreen L. Smith
Dasiphora fruticosa Shrubby cinquefoil Shrub 13 sources	© 2011 Sierra Pacific Industries
Ericameria arborescens Golden fleece Shrub 3 sources	© 2009 Neal Kramer
Ericameria bloomeri Bloomer's goldenbrush Shrub	© 2010 Keir Morse
Ericameria greenei Greene's goldenbush Shrub 1 source	© 2012 Dean Wm. Taylor, Ph.D.
Ericameria nauseosa Rubber rabbitbrush Shrub 25 sources	© 2003 Michael Charters
Ericameria nauseosa var. oreophila Rubber rabbitbrush Shrub	© 2000 Gary A. Monroe
Ericameria nauseosa var. speciosa Rubber rabbitbrush Shrub	© 2005 Charles E. Jones
Ericameria ophitidis Serpentine macronema Shrub	© 2005 Dean Wm. Taylor
Ericameria parryi Parry's rabbitbrush Shrub	© 2006 Michael Charters
Ericameria parryi var. latior Parry's rabbitbrush Shrub	© 2012 Jake Ruygt
Eriodictyon californicum Yerba santa Shrub 11 sources	© 2011 John W. Wall
Eriogonum congdonii Congdon's buckwheat Shrub	© 2009 Sierra Pacific Industries
Eriogonum fasciculatum California buckwheat Shrub 42 sources	© 2007 Ricky Grubb
Eriogonum fasciculatum var. foliolosum California buckwheat Shrub 6 sources	© 2011 Wynn Anderson
Eriogonum marifolium Marum leaved buckwheat Shrub	© 2008 Steve Matson
Eriogonum marifolium var. marifolium Marum leaved buckwheat Shrub	© 2010 Keir Morse
Eriogonum nudum Naked buckwheat Shrub 15 sources	© 2007 Michelle Cloud-Hughes
Eriogonum nudum var. nudum Nude buckwheat Shrub 1 source	© 2006 Steve Matson
Eriogonum nudum var. oblongifolium Oblong leaved buckwheat Shrub 1 source	© 1991 Gary A. Monroe
Euonymus occidentalis Western burning bush Tree, Shrub 7 sources	© 2002 Brad Kelley
Euonymus occidentalis var. occidentalis Western burning bush Tree, Shrub 1 source	© 2002 Brad Kelley
Frangula californica California coffeeberry Shrub 50 sources	© 2001 Lynn Overtree
Frangula californica ssp. californica California coffeeberry Shrub 43 sources	© 2008 John J. Kehoe
Frangula californica ssp. crassifolia Serpentine hoary coffeeberry Shrub
Frangula californica ssp. occidentalis Wetern california coffeeberry Shrub 2 sources	© 2008 Keir Morse
Frangula californica ssp. tomentella Hoary coffeeberry Shrub 13 sources	© 2010 Barry Breckling
Frangula purshiana Cascara sagrada Tree, Shrub 19 sources	© 2012 Vernon Smith
Frangula purshiana ssp. purshiana Cascara sagrada Shrub 1 source	© 2012 Vernon Smith
Frangula rubra Red buckthorn Shrub 3 sources	© 2009 Barry Breckling
Frangula rubra ssp. modocensis Modoc buckthorn Shrub
Frangula rubra ssp. obtusissima Obtuse buckthorn Shrub
Frangula rubra ssp. rubra Red buckthorn Shrub 3 sources	© 1995 Saint Mary's College of California
Fremontodendron californicum California fremontia Shrub 29 sources	© 2009 Aaron Schusteff
Galium porrigens Climbing bedstraw Vine, Shrub	© 2002 Tony Morosco
Galium porrigens var. porrigens Graceful bedstraw Vine, Shrub	© 2007 Neal Kramer
Galium porrigens var. tenue Graceful bedstraw Vine, Shrub	© 2009 Barry Breckling
Garrya buxifolia Boxleaf silk tassel Shrub	© 2009 Norman Jensen
Garrya congdonii Silk tassel Shrub	© 2008 Keir Morse
Garrya flavescens Ashy silk tassel Shrub 1 source	© 2009 Barry Breckling
Garrya fremontii Fremont's silk tassel Shrub 5 sources	© 2011 Barry Breckling
Gaultheria humifusa Alpine wintergreen Shrub	© 2010 Barry Breckling
Gaultheria ovatifolia Western wintergreen Shrub 1 source	© 2010 Sangeet Khalsa
Gaultheria shallon Salal Shrub 25 sources	© Gerald and Buff Corsi 2007 California Academy of Sciences
Glossopetalon spinescens Nevada greasewood Shrub	© 2005 Michael Charters
Glossopetalon spinescens var. aridum Spiny greasebush Shrub	© 2012 Sierra Pacific Industries
Heteromeles arbutifolia Toyon Shrub 63 sources	© 2004 George W. Hartwell
Holodiscus discolor Oceanspray Shrub 41 sources	© 2013 Margo Bors
Holodiscus discolor var. discolor Oceanspray Shrub 2 sources	© 2010 James M. Andre
Holodiscus discolor var. glabrescens Rock spiraea Shrub 40 sources	© 2010 Keir Morse
Holodiscus discolor var. microphyllus Small-leaf creambush Shrub 1 source	© 2000 Larry Blakely
Holodiscus microphyllus Oceanspray Shrub 40 sources	© 2005 Dr. Mark S. Brunell
Holodiscus microphyllus var. glabrescens Rock spiraea Shrub 40 sources	© 2006 Matt Below
Holodiscus microphyllus var. microphyllus Little leaf creambush Shrub 40 sources	© 2000 Larry Blakely
Juniperus communis Common juniper Shrub 14 sources	© 2009 Neal Kramer
Juniperus communis var. depressa Common juniper Shrub 2 sources	© 2006 Louis-M. Landry
Juniperus communis var. jackii Common juniper Shrub 2 sources
Juniperus communis var. saxatilis Common juniper Shrub 2 sources	© 1995 Saint Mary's College of California
Kalmia polifolia Mountain laurel Shrub 2 sources	© Gerald and Buff Corsi 2001 California Academy of Sciences
Kalmia polifolia ssp. microphylla Bog laurel Shrub 2 sources	© 2006 George W. Hartwell
Keckiella breviflora Gaping keckiella Shrub 4 sources	© 2011 Lynn Watson
Keckiella corymbosa Red beardtongue Shrub 2 sources	© 2008 Neal Kramer
Keckiella lemmonii Lemmon's keckiella Shrub	© 2004 Sheli Wingo
Ledum glandulosum Western labrador tea Shrub 1 source	© 2005 Steve Matson
Leptodactylon pungens Prickly phlox Shrub	© 1998 Larry Blakely
Leucothoe davisiae Sierra laurel Shrub 2 sources	© 2011 Aaron Schusteff
Linanthus pungens Granite prickly phlox Shrub	© 1998 Larry Blakely
Lithocarpus densiflorus Tanbark oak Tree, Shrub 14 sources	© 2004 Kim Cabrera
Lithocarpus densiflorus var. densiflorus Tanoak Tree, Shrub 3 sources	© 2007 Neal Kramer
Lithocarpus densiflorus var. echinoides Tanoak shrub Tree, Shrub 4 sources	© 2007 Julie Kierstead Nelson
Lonicera ciliosa Orange honeysuckle Vine, Shrub 10 sources	© 2008 Matt Below
Lonicera conjugialis Purpleflower honeysuckle Shrub 3 sources	© 2003 Steve Matson
Lonicera hispidula Pink honeysuckle Vine, Shrub 33 sources	© 2008 Lynn Overtree
Lonicera hispidula var. vacillans Hairy honeysuckle Vine, Shrub 33 sources	© 2007 Neal Kramer
Lonicera interrupta Chaparral honeysuckle Vine, Shrub 5 sources	© 2008 Chris Winchell
Lonicera involucrata Coast twinberry Shrub 42 sources	© 2010 Aaron Arthur
Lonicera involucrata var. ledebourii Coast twinberry Shrub 2 sources	© 2007 Neal Kramer
Luetkea pectinata Partridge foot Shrub 3 sources	© 2010 Keir Morse
Lupinus albifrons Silver bush lupine Shrub 34 sources	© 2008 Keir Morse
Lupinus albifrons var. albifrons Silver bush lupine Shrub 5 sources	© 2008 Keir Morse
Lupinus albifrons var. collinus Silver bush lupine Shrub 8 sources	© 2009 Barry Breckling
Monardella follettii Follett's monardella Shrub 1 source	© 2006 Dr. Mark S. Brunell
Notholithocarpus densiflorus Tanoak Tree, Shrub 12 sources	© 2004 Kim Cabrera
Notholithocarpus densiflorus var. densiflorus Tanoak Tree, Shrub 3 sources	© 2007 Neal Kramer
Notholithocarpus densiflorus var. echinoides Tanoak shrub Tree, Shrub 4 sources	© 2013 Neal Kramer
Oemleria cerasiformis Oso berry Shrub 18 sources
Paxistima myrsinites Oregon boxwood Shrub 5 sources	© 2011 Shannon Henke
Philadelphus lewisii Wild mock orange Shrub 47 sources	© 2003 Christopher L. Christie
Philadelphus lewisii ssp. gordonianus Gordon's wild mock orange Shrub 47 sources
Phoradendron californicum California mesquite mistletoe Shrub (parasitic)	© 2003 Michael Charters
Phoradendron juniperinum Mistletoe Shrub (parasitic)	© 2004 James M. Andre
Phoradendron leucarpum American mistletoe Shrub (parasitic)	© 2011 Jorg & Mimi Fleige
Phoradendron leucarpum ssp. macrophyllum Big leaf mistletoe Shrub (parasitic)	© 2014 Neal Kramer
Phoradendron leucarpum ssp. tomentosum Mistletoe Shrub (parasitic)	© 2013 Jorg & Mimi Fleige
Phoradendron libocedri Incense cedar mistletoe Shrub (parasitic)	© 1995 Saint Mary's College of California
Phoradendron macrophyllum Big leaf mistletoe Shrub (parasitic)	© 2010 BonTerra Consulting
Phoradendron serotinum Mistletoe Shrub (parasitic)	© 2011 Jorg & Mimi Fleige
Phoradendron serotinum ssp. macrophyllum Big leaf mistletoe Shrub (parasitic)	© F. Howitt
Phoradendron serotinum ssp. tomentosum Pacific mistletoe Shrub (parasitic)	© 2008 Keir Morse
Phoradendron villosum Hairy mistletoe Shrub (parasitic)	© 2010 Neal Kramer
Phyllodoce empetriformis Klamath mountain heather Shrub 4 sources	© 2009 Christopher L. Christie
Physocarpus capitatus Ninebark Shrub 40 sources	© 2008 Keir Morse
Potentilla fruticosa Shrubby cinquefoil Shrub 13 sources	© 2005 Steve Matson
Prunus emarginata Bitter cherry Tree, Shrub 15 sources	© 2003 Michael Charters
Prunus subcordata Sierra plum Tree, Shrub 4 sources	© 2009 Barry Breckling
Prunus virginiana Chokecherry Tree, Shrub 29 sources	© 2006 Louis-M. Landry
Prunus virginiana var. demissa Western choke cherry Tree, Shrub 10 sources	© 2008 Keir Morse
Prunus virginiana var. melanocarpa Black chokecherry Tree, Shrub 8 sources
Purshia tridentata Antelope bush Shrub 18 sources	© 2005 Steve Matson
Purshia tridentata var. tridentata Antelope bitterbrush Shrub 18 sources	© 2012 Robert Sikora
Quercus dumosa Scrub oak Shrub 10 sources	© 2014 Keir Morse
Quercus durata Leather oak Shrub 9 sources	© 2004 David A. Tharp
Quercus durata var. durata Leather oak Shrub 2 sources	© 2004 David A. Tharp
Quercus sadleriana Sadler oak Shrub 4 sources	© 2008 Keir Morse
Quercus vacciniifolia Huckleberry oak Shrub 5 sources	© 2010 Steve Matson
Quercus wislizeni Interior live oak Tree, Shrub 22 sources	© 2009 Julie Kierstead Nelson
Quercus wislizeni var. frutescens Live oak Tree, Shrub 1 source	© 2012 Neal Kramer
Quercus wislizeni var. wislizeni Interior live oak Tree, Shrub 3 sources	© 2009 Neal Kramer
Rhamnus californica Coffee berry Shrub 61 sources	© 2001 Lynn Overtree
Rhamnus californica ssp. californica California coffeeberry Shrub 10 sources	© 2007 Neal Kramer
Rhamnus californica ssp. occidentalis Wetern california coffeeberry Shrub 2 sources	© 2008 Keir Morse
Rhamnus crocea Redberry Shrub 18 sources	© 2003 Charles E. Jones
Rhamnus ilicifolia Evergreen buckthorn Shrub 17 sources	© 2004 James M. Andre
Rhamnus purshiana Cascara sagrada Tree, Shrub 17 sources	© 2008 Keir Morse
Rhamnus rubra Sierra coffeeberry Shrub 3 sources	© 2009 Zoya Akulova
Rhamnus rubra ssp. rubra Sierra coffeeberry Shrub
Rhamnus tomentella Hoary coffeeberry Shrub 10 sources	© 2009 Julie Kierstead Nelson
Rhamnus tomentella ssp. crassifolia Velvet leaf coffeeberry Shrub
Rhamnus tomentella ssp. tomentella Chaparral coffee berry Shrub 6 sources	© 2010 Barry Breckling
Rhododendron columbianum Western labrador tea Shrub 1 source	© 2006 David McClurg
Rhododendron neoglandulosum Western labrador tea Shrub 1 source	© 2009 Barry Breckling
Rhododendron occidentale Western azalea Tree, Shrub 22 sources	© 2009 Neal Kramer
Rhododendron occidentale var. occidentale Western azalea Tree, Shrub	© 2012 Gary A. Monroe
Rhododendron occidentale var. paludosum Western azalea Tree, Shrub
Rhus aromatica Fragrant sumac Shrub 32 sources	© 2004 James M. Andre
Rhus integrifolia Lemonade berry Shrub 37 sources	© 2006 Jennifer Naegele
Rhus ovata Sugar bush Shrub 31 sources	© 2011 Neal Kramer
Rhus trilobata Skunkbrush Shrub 32 sources	© 2005 James M. Andre
Rhus trilobata var. simplicifolia Single leaf skunkbrush Shrub 7 sources
Ribes binominatum Trailing gooseberry Shrub	© 2010 Vernon Smith
Ribes bracteosum Stink currant Shrub 6 sources	© 2008 Matt Below
Ribes cereum Wax currant Shrub 16 sources	© 2005 Steve Matson
Ribes divaricatum Spreading gooseberry Shrub 9 sources	© 2011 Ryan Batten
Ribes divaricatum var. pubiflorum Spreading gooseberry Shrub 2 sources	© 2010 Robert Steers/NPS
Ribes inerme White stemmed gooseberry Shrub 2 sources	© 2004 Steve Matson
Ribes inerme var. klamathense Klamath gooseberry Shrub
Ribes lacustre Swamp currant Shrub 6 sources	© 1999 Dean Wm. Taylor
Ribes lobbii Gummy gooseberry Shrub 2 sources	© 2008 Neal Kramer
Ribes montigenum Mountain gooseberry Shrub 2 sources	© 2003 Michael Charters
Ribes nevadense Mountain pink currant Shrub 11 sources	© 2003 Steve Matson
Ribes roezlii Sierra gooseberry Shrub 10 sources	© 2004 Christopher L. Christie
Ribes roezlii var. amictum Sierra gooseberry Shrub	© 1973 Dean Wm. Taylor
Ribes roezlii var. cruentum Spiny fruited gooseberry Shrub 3 sources	© 2008 Keir Morse
Ribes roezlii var. roezlii Sierra gooseberry Shrub 3 sources	© 2003 Christopher L. Christie
Ribes sanguineum Flowering currant Shrub 54 sources	© 2008 John Pelafigue
Ribes sanguineum var. glutinosum Flowering currant Shrub 25 sources	© 2006 Steve Matson
Ribes sanguineum var. sanguineum Red flowering currant Shrub 7 sources	© 2012 Chris Wagner
Ribes velutinum Desert gooseberry Shrub	© 2010 James M. Andre
Ribes viscosissimum Sticky currant Shrub	© 2005 Norman Jensen
Ribes viscosissimum var. hallii Hall's sticky currant Shrub
Rosa californica California wild rose Shrub 52 sources	© 2008 Ron Wolf
Rosa gymnocarpa Wood rose Shrub 21 sources	© 2007 Jim Battagin
Rosa gymnocarpa var. gymnocarpa Wood rose Shrub 2 sources	© 2015 Barry Breckling
Rosa nutkana Nootka rose Shrub 17 sources	© 2012 Jason Matthias Mills
Rosa nutkana ssp. nutkana Nootka rose Shrub	© 1995 Saint Mary's College of California
Rosa nutkana var. muriculata Nootka rose Shrub
Rosa nutkana var. nutkana Nootka rose Shrub	© 2009 Vernon Smith
Rosa pinetorum Pine rose Shrub 1 source	© J. E.(Jed) and Bonnie McClellan 2007 California Academy of Sciences
Rosa pisocarpa Cluster rose Shrub 10 sources	© 2008 Keir Morse
Rosa pisocarpa ssp. pisocarpa Cluster or pea rose Shrub	© 2014 Zoya Akulova
Rosa spithamea Sonoma rose Shrub 1 source	© 2009 Genevieve K. Walden
Rosa woodsii Woods' rose Shrub 28 sources	© 2004 Robert Sivinski
Rosa woodsii ssp. ultramontana Interior rose Shrub 4 sources	© 2008 Thomas Stoughton
Rosa woodsii var. gratissima Tehachapi rose Shrub 2 sources
Rosa woodsii var. ultramontana Wild rose Shrub 4 sources	© 2004 Steve Matson
Rubus glaucifolius Wax leaf raspberry Shrub	© 1995 Saint Mary's College of California
Rubus lasiococcus Rough fruit berry Vine, Shrub	© 2000 John Game
Rubus leucodermis White bark raspberry Shrub 8 sources	© 2008 Zoya Akulova
Rubus parviflorus Thimbleberry Vine, Shrub 37 sources	© 2004 George W. Hartwell
Rubus parviflorus var. parviflorus Thimbleberry Vine, Shrub 1 source	© 2009 Barry Breckling
Rubus ursinus California blackberry Vine, Shrub 37 sources	© 2008 Keir Morse
Salix boothii Booth's willow Shrub	© 2012 Gary A. Monroe
Salix eastwoodiae Mountain willow Shrub 1 source	© 2012 Steven Perry
Salix exigua Narrowleaf willow Tree, Shrub 26 sources	© 2014 Robert Sikora
Salix exigua var. hindsiana Sandbar willow Tree, Shrub 25 sources	© 2014 Zoya Akulova
Salix hindsiana Sandbar willow Tree, Shrub 25 sources	© J. E.(Jed) and Bonnie McClellan2005 California Academy of Sciences
Salix hookeriana Coastal willow Tree, Shrub 10 sources	© 1995 Saint Mary's College of California
Salix jepsonii Jepson's willow Shrub	© 2014 Zoya Akulova
Salix lasiolepis Arroyo willow Tree, Shrub 23 sources	© 2009 Neal Kramer
Salix ligulifolia Strapleaf willow Shrub
Salix lucida Shining willow Tree, Shrub 19 sources	© 2007 Neal Kramer
Salix melanopsis Dusky willow Tree, Shrub 4 sources	© 2008 Keir Morse
Salix scouleriana Scouler willow Tree, Shrub 17 sources	© 2008 Joseph Dougherty, M.D./ecology.org
Salix sitchensis Coulter willow Tree, Shrub 14 sources	© 2008 Keir Morse
Salix tracyi Tracy's willow Tree, Shrub
Salvia dorrii Dorr's sage Shrub 10 sources	© 2004 James M. Andre
Salvia dorrii var. pilosa Hairy sage Shrub	© 2009 Keir Morse
Sambucus melanocarpa Black elderberry Shrub 3 sources	© 2009 Barry Breckling
Sambucus mexicana Elderberry Tree, Shrub 40 sources	© 2002 Lynn Watson
Sambucus nigra Black elderberry Shrub 13 sources	© 2006 Dr. Amadej Trnkoczy
Sambucus nigra ssp. caerulea Blue elderberry Shrub 60 sources	© 2008 Thomas Stoughton
Sambucus racemosa Red elderberry Shrub 31 sources	© 2004 Dr. Amadej Trnkoczy
Sambucus racemosa var. melanocarpa Rocky mountain elder Shrub 3 sources	© 2010 Barry Breckling
Sambucus racemosa var. microbotrys Red elderberry Shrub 3 sources	© 2005 Steve Matson
Sambucus racemosa var. racemosa Red elderberry Shrub 5 sources	© 2007 Neal Kramer
Solanum parishii Parish's purple nightshade Shrub 3 sources	© 2007 George W. Hartwell
Solanum umbelliferum Blue witch Shrub 10 sources	© 2009 Keir Morse
Sorbus californica California mountain ash Shrub 1 source	© 2008 Sangeet Khalsa
Sorbus scopulina Mountain ash Shrub 7 sources	© 2007 Matt Below
Sorbus scopulina var. cascadensis Cascade mountain ash Shrub 7 sources	© Charles Webber 2000 California Academy of Sciences
Spiraea densiflora Dense flowered spiraea Shrub 17 sources	© 2010 Keir Morse
Spiraea densiflora ssp. splendens Mountain spirea Shrub 5 sources	© 2009 Barry Breckling
Spiraea douglasii Douglas spiraea Shrub 26 sources	© 2003 Michael Charters
Spiraea splendens Rose meadowsweet Shrub 17 sources	© 2010 Keir Morse
Symphoricarpos acutus Creeping snowberry Shrub 17 sources	© 2003 Steve Matson
Symphoricarpos albus Common snowberry Shrub 42 sources	© 2005 Louis-M. Landry
Symphoricarpos albus var. laevigatus Snowberry Shrub 12 sources	© 2007 Neal Kramer
Symphoricarpos hesperius Creeping snowberry Shrub 17 sources	© 2003 Michael Charters
Symphoricarpos mollis Snowberry Shrub 18 sources	© 2012 Gary McDonald
Symphoricarpos rotundifolius Mountain snowberry Shrub 3 sources	© 2003 Michael Charters
Symphoricarpos rotundifolius var. parishii Parish's snowberry Shrub	© 2005 Steve Matson
Toxicodendron diversilobum Poison oak Vine, Shrub 7 sources	© 2008 Gary McDonald
Vaccinium cespitosum Dwarf bilberry Shrub 2 sources	© 2007 Aaron Schusteff
Vaccinium deliciosum Cascade bilberry Shrub (stem succulent)	© 2011 Jean Pawek
Vaccinium membranaceum Thin leaf huckleberry Shrub 5 sources	© 2010 Keir Morse
Vaccinium ovatum Evergreen huckleberry Shrub 38 sources	© 2010 Neal Kramer
Vaccinium parvifolium Red huckleberry Shrub 11 sources	© 2014 Jean Pawek
Vaccinium uliginosum Blueberry Shrub 2 sources	© 2010 Keir Morse
Vaccinium uliginosum ssp. occidentale Western blueberry Shrub 2 sources	© 2013 Jean Pawek
Viburnum edule Squashberry Shrub 4 sources	© 2005 Louis-M. Landry
Vitis californica California wild grape Vine, Shrub 39 sources	© J. E.(Jed) and Bonnie McClellan 1999 California Academy of Science
Whipplea modesta Modesty Vine, Shrub 7 sources	© 2004 Steve Matson
Lifeform: Tree	67 plants


Pink background indicates a plant is non-native. ! indicates a plant is potentially invasive.

NB: found in Trinity County is intended to indicate only plants found growing in the wild. However, the evidence is not always clear, and may occasionally include plants found in cultivation. To verify the wild presence of any particular plant in the list above, please click through to Calflora and look closely at the observations in this county.