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Dwarf Sand Verbena

Abronia nana

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Mojave Sand-verbena

Abronia pogonantha

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Transmontane Sand-verbena

Abronia turbinata

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Hairy Sand Verbena

Abronia villosa

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Palmer's Indian Mallow

Abutilon palmeri

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California Copperleaf

Acalypha californica

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Shockley's Goldenhead

Acamptopappus shockleyi

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Goldenhead

Acamptopappus sphaerocephalus

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Onyx Flower

Achyronychia cooperi

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Deer Plant

Acmispon glaber

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Common Deerweed

Acmispon glaber var. glaber

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Silky California Broom

Acmispon procumbens

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Shrubby Deervetch

Acmispon rigidus

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Hairy Lotus

Acmispon strigosus

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Cooper's Dyssodia

Adenophyllum cooperi

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San Felipe Dogweed

Adenophyllum porophylloides

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Desert Agave

Agave deserti

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Coastal Agave

Agave shawii

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Clark Mountain Agave

Agave utahensis

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Clark Mountain Agave

Agave utahensis var. nevadensis

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Pale Dandelion

Agoseris glauca

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Desert Pale Aliciella

Aliciella hutchinsifolia

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Broad-leaved Aliciella

Aliciella latifolia ssp. latifolia

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Sand Aliciella

Aliciella leptomeria

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Dainty Aliciella

Aliciella micromeria

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Water Plantain

Alisma triviale

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Trailing Windmills

Allionia incarnata

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Twin Leaved Onion

Allium anceps

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Dark Red Onion

Allium atrorubens

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Fringed Onion

Allium fimbriatum

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Mt. Pinos Onion

Allium howellii var. clokeyi

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Pitted Onion

Allium lacunosum var. davisiae

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Small Onion

Allium parvum

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Flat Stemmed Onion

Allium platycaule

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Tolmie's Onion

Allium tolmiei

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Tolm's Onion

Allium tolmiei var. tolmiei

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Wright's Beebrush

Aloysia wrightii

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Fringed Amaranth

Amaranthus fimbriatus

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Palmer's Amaranth

Amaranthus palmeri

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White Bursage

Ambrosia dumosa

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Woolly Bur-sage

Ambrosia eriocentra

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Holly-leaved Bur-sage

Ambrosia ilicifolia

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Cheesebush

Ambrosia salsola

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Fremont's Chaffbush

Amphipappus fremontii

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Great Basin Bulrush

Amphiscirpus nevadensis

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Common Fiddleneck

Amsinckia intermedia

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Bugloss-flowered Fiddleneck

Amsinckia lycopsoides

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Fiddleneck

Amsinckia tessellata

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Desert Fiddleneck

Amsinckia tessellata var. tessellata

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Green Fiddleneck

Amsinckia vernicosa

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Woolly Bluestar

Amsonia tomentosa

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Bushy Bluestem

Andropogon glomeratus

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Southwestern Bushy Bluestem

Andropogon glomeratus var. scabriglumis

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Tuber Anemone

Anemone tuberosa

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Poison Angelica

Angelica lineariloba

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Scale Bud

Anisocoma acaulis

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Low Pussytoes

Antennaria dimorpha

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Pinewoods Pussytoes

Antennaria geyeri

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Rush Pussytoes

Antennaria luzuloides

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Rush Pussytoes

Antennaria luzuloides ssp. aberrans