Artemisia tridentata (Big Sagebrush)

11/5/16 State Route 243 at 4,800' elevation, San Jacinto Mountains, Riverside County, CA 

LIFE LIST NOTES:

COMMON NAME: Big Sagebrush

SPECIES: Artemisia tridentata

FAMILY: Asteraceae (Sunflower Family)

LIFE LIST DATE: 11/5/2016

LOCATION: State Route 243 at 4,800' elevation, San Jacinto Mountains, Riverside County, CA

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Treatment from The Jepson Manual (1993):

Shrub < 30 dm, from thick trunk, gray-hairy

Stems generally glabrous

Leaves 1–3(6) cm, generally wedge-shaped, generally 3(0–5)-toothed at tip, often in axillary clusters, persistent, gray-green, densely hairy

Inflorescence: heads 2–2.5 mm diam, generally erect; phyllaries oblanceolate to widely obovate, densely tomentose, margins ± transparent

Pistillate flowers 0

Disk flowers 4–6

Fruit 1–2 mm, glandular or hairy

Ecology: Common. Dry soils, valleys, slopes

Elevation: 300–3000+ m.  

Bioregional distribution: High Cascade Range, High Sierra Nevada, Inner South Coast Ranges, s San Joaquin Valley, South Coast, Transverse Ranges, Great Basin Floristic Province, Mojave Desert 

Distribution outside California: to Washington, north-central US, New Mexico