Box elder, Ashleaf Maple

Silver maple, Acer dasycarpum

Spanish clover, American bird's-foot trefoil

Chamise

Eupatorium adenophora, sticky snakeroot

Red alder

Alnus alnobetula

Palmer Amaranth

Giant ragweed

Tarweed fiddleneck

Big Berry Manzanita

Common Manzanita

Pringle's Manzanita

Pointleaf Manzanita

Woollyleaf manzanita

White-haired Manzanita

California sagebrush

Tarragon

Black Sagebrush

Big Sagebrush, Great Basin Sagebrush

Shadescale

Desert Holly

Beach saltbush

Spiny Saltbush

Mule fat

Viguiera laciniata

Belenocnema treatae, Belonocnema floridanus, Dryorhizoxenus floridanus

Devil's Beggartick

Smallspike False Nettle

California Brickellbush

Buckbrush

Musk brush

Hairy Ceanothus

Wartleaf Ceanothus

Greenbark Ceanothus

Common hackberry

Garden Cornflower

Brownray Knapweed

Tyrol knapweed

Spotted Knapweed

Buttonbush

Chaenomeles speciosa, Chinese Flowering Quince

Lamb's Quarters

Aster spinosus, spiny-aster

Golden chinquapin, Castanopsis chrysophylla

Truckee Rabbitbrush

Wild Sandheath

Bull Thistle

Cornus stolonifera

Tecate cypress

California oatgrass

Holcaspis ficigera, Loxaulis ficigera, Cynips q ficigera, Holcaspis succinipes, Andricus succinipes, Cynips quercus succinipes, Disholcaspis quercussuccinipes, Disholcaspis succinipes, Disholcaspis virens, Disholcaspis quercusvirens, Cynips quercusficigera

Cascade aster

Woodbeauty

Chenopodium ambrosioides

California Fuchsia

Bloomer's Rabbitbush

Rubber Rabbitbrush

Chrysothamnus paniculatus

Pinebrush

Erigeron fragilis

Daisy Fleabane

River redgum, Eucalyptus acuminata, Eucalyptus rostrata

Forest Red Gum, Eucalyptus insignis, Eucalyptus populifolia, Eucalyptus subulata, Leptospermum umbellatum

Ocotillo

Sierra Coffeeberry

Oregon ash

Graceful bedstraw

Coast Silktassel

Glecoma hederacea, Ground Ivy

Curlycup Gumweed

Broom Snakeweed

Common Sneezeweed

Jerusalem artichoke

Callitropsis forbesii, Tecate cypress

Cupressus sargentii, Sargent Cypress

Oregon false goldenaster

Camphorweed

Swamp rose-mallow

Common Juniper

Western Juniper

Warty Caltrop

Creosote Bush

California broomsage

Woollyfruit Desertparsley

Tartarian honeysuckle

American Bugleweed

Many-flowered Bush-Mallow

California manroot

Sea muilla

Prosopis glandulosa, Honey mesquite

Andricus sp. E, Andricus q-oblongifolia-russet-midrib-wasp

Disholcaspis sulcata, Cynips sulcatus, Cynips sulcata, Weldia sulcata

Common Ninebark

Engelmann Spruce

Sitka Spruce

Coulter Pine

Aleppo Pine

Bishop Pine

Monterey Pine

Eastern White Pine

Buck's-horn Plantain

Western sword fern

Fremont Cottonwood

Quaking Aspen, Trembling Aspen

Slender poreleaf

Horkelia congesta

Tridophyllum norvegicum

Ziziphus parryi, California Crucillo

Antelope Brush, Bitterbrush

Coast Live Oak

Cedros Island Oak

Quercus dumosa, Muller's Oak

Coastal Sage Scrub Oak, Nuttall's Scrub Oak

Engelmann Oak

Quercus californica, Quercus tinctoria var californica, Quercus sonomensis, California black oak, Kellogg oak

Island Scrub Oak

Santa Cruz Island oak

Deer Oak

Cork Oak

Scrub Live Oak, Arizona Blue Shrub Oak, Shrub Live Oak, Quercus subturbinella

Southern Live Oak

Alvord Oak

Upright Prairie Coneflower

Leuzea repens, Centaurea repens, Acroptilon repens

Sticky currant

Wood Rose

Pine Rose

Rubus nutkanus, Thimbleberry

Curly dock

Narrowleaf willow

Sitka willow

Senecio douglasii, Senecio longilobus

Coast redwood

False Solomon's Seal

Silverleaf Nightshade

creeping snowberry

Aster paniculatus, Aster fluvialis, Aster hesperius, Aster simplex, Aster lanceolatus, Panicled aster, Aster interior, Symphyotrichum simplex

western mountain aster, Aster spathulatus, Aster delectabilis, Aster fremontii, Aster occidentalis

Dandelion

American Elm, Ulmus alba, Ulmus dentata, Ulmus floridana, Ulmus mollifolia, Ulmus obovata

Ulmus procera, European Field Elm

Siberian elm

Sweet Violet

Arizona grape

Mohave woodyaster, Aster abatus