Frangula rubra ssp. modocensis

Frangula rubra ssp. obtusissima

Red Buckthorn

Frangula rubra ssp. rubra

Frangula rubra ssp. yosemitana

Narrow Leaved Cottonwood

Populus angustifolia

Fremont Cottonwood

Populus fremontii

Fremont Cottonwood

Populus fremontii ssp. fremontii

Quaking Aspen

Populus tremuloides

Black Cottonwood

Populus trichocarpa

Desert Peach

Prunus andersonii

Desert Range Almond

Prunus fasciculata

Prunus fasciculata var. fasciculata

Sand Almond

Prunus fasciculata var. punctata

Desert Apricot

Prunus fremontii

Hollyleaf Cherry

Prunus ilicifolia

Hollyleaf Cherry

Prunus ilicifolia ssp. ilicifolia

Catalina Cherry

Prunus ilicifolia ssp. lyonii

Klamath Plum

Prunus subcordata

Klamath Plum

Prunus subcordata var. subcordata

Western Chokecherry

Prunus virginiana var. demissa

Antelope Bitterbrush

Purshia tridentata

Desert Bitterbrush

Purshia tridentata var. glandulosa

Antelope Bitterbrush

Purshia tridentata var. tridentata

Coast Live Oak

Quercus agrifolia

Coast Live Oak

Quercus agrifolia var. agrifolia

Coastal Live Oak

Quercus agrifolia var. oxyadenia

Scrub Oak

Quercus berberidifolia

Cedros Island Oak

Quercus cedrosensis

Canyon Live Oak

Quercus chrysolepis

Muller Oak

Quercus cornelius-mulleri

Blue Oak

Quercus douglasii

Nuttall's Scrub Oak

Quercus dumosa

Leather Oak

Quercus durata

Leather Oak

Quercus durata var. durata

Engelmann Oak

Quercus engelmannii

Garry's Oak

Quercus garryana

Garry's Oak

Quercus garryana var. breweri

Oregon White Oak

Quercus garryana var. garryana

Oregon White Oak

Quercus garryana var. semota

Tucker's Oak

Quercus john-tuckeri

Black Oak

Quercus kelloggii

Valley Oak

Quercus lobata

Pacific Oak

Quercus pacifica

Desert Oak

Quercus palmeri

Santa Cruz Island Oak

Quercus parvula

Santa Cruz Island Oak

Quercus parvula var. parvula

Shreve Oak

Quercus parvula var. shrevei

Tamalpais Oak

Quercus parvula var. tamalpaisensis

Deer Oak

Quercus sadleriana

Grey Oak

Quercus turbinella

Huckleberry Oak

Quercus vacciniifolia

Interior Live Oak

Quercus wislizeni

Interior Live Oak

Quercus wislizeni var. frutescens

Interior Live Oak

Quercus wislizeni var. wislizeni

Booth's Willow

Salix boothii

Shortfruit Willow

Salix brachycarpa

Short-fruited Willow

Salix brachycarpa var. brachycarpa

Brewer's Willow

Salix breweri

Del Norte Willow

Salix delnortensis

Drummond's Willow

Salix drummondiana