Sunflower

Helianthus annuus

Honey Mesquite

Neltuma odorata

Annual Bursage

Ambrosia acanthicarpa

Beach Bur

Ambrosia chamissonis

San Diego Bursage

Ambrosia chenopodiifolia

Weakleaf Bur Ragweed

Ambrosia confertiflora

White Bursage

Ambrosia dumosa

Woolly Bur-sage

Ambrosia eriocentra

Holly-leaved Bur-sage

Ambrosia ilicifolia

Singlewhorl Burrobrush

Ambrosia monogyra

Western Ragweed

Ambrosia psilostachya

San Diego Ambrosia

Ambrosia pumila

Cheesebush

Ambrosia salsola

Five-scaled Burrobrush

Ambrosia salsola var. pentalepis

Burrobrush

Ambrosia salsola var. salsola

Pinyon Goosefoot

Chenopodium atrovirens

Pitseed Goosefoot

Chenopodium berlandieri

Pitseed Goosefoot

Chenopodium berlandieri var. sinuatum

Chenopodium berlandieri var. zschackei

California Goosefoot

Chenopodium californicum

Aridland Goosefoot

Chenopodium desiccatum

Fremont's Goosefoot

Chenopodium fremontii

Oak-leaved Goosefoot

Chenopodium glaucum

Chenopodium glaucum var. salinum

Mealy Goosefoot

Chenopodium incanum

Narrowleaf Goosefoot

Chenopodium leptophyllum

Desert Goosefoot

Chenopodium pratericola

Red Goosefoot

Chenopodium rubrum

Serpentine Sunflower

Helianthus bolanderi

California Sunflower

Helianthus californicus

Slender Sunflower

Helianthus gracilentus

Showy Sunflower

Helianthus niveus

Algodones Dunes Sunflower

Helianthus niveus ssp. tephrodes

Nuttall's Sunflower

Helianthus nuttallii

Los Angeles Sunflower

Helianthus nuttallii ssp. parishii

Prairie Sunflower

Helianthus petiolaris

Gray Desert Sunflower

Helianthus petiolaris ssp. canescens

Malva Rosa

Malva assurgentiflora

Field Mint

Mentha arvensis

American Cornmint

Mentha canadensis

Coyote Tobacco

Nicotiana attenuata

Cleveland's Tobacco

Nicotiana clevelandii

Desert Tobacco

Nicotiana obtusifolia

Indian Tobacco

Nicotiana quadrivalvis

Screwbean Mesquite

Strombocarpa pubescens

Indian Clover

Trifolium albopurpureum

Two-fork Clover

Trifolium amoenum

Bearded Clover

Trifolium barbigerum

Pinole Clover

Trifolium bifidum

Pinole Clover

Trifolium bifidum var. bifidum

Notch Leaf Clover

Trifolium bifidum var. decipiens

Foothill Clover

Trifolium ciliolatum

Cowbag Clover

Trifolium depauperatum

Pale Sack Clover

Trifolium depauperatum var. amplectens

Truncate Sack Clover

Trifolium depauperatum var. truncatum

Branched Indian Clover

Trifolium dichotomum

Sour Clover

Trifolium fucatum

Pinpoint Clover

Trifolium gracilentum

Saline Clover

Trifolium hydrophilum

Macrae's Clover

Trifolium macraei