Overview

Distribution

National Distribution

United States

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

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Global Range: Occurs in southern California from Los Angeles County to San Diego County and in Yuma County, Arizona.

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Ecology

Habitat

Comments: Found in sandy or gravelly soils of rocky hillsides, alluvial fans, and washes in open or disturbed areas of chaparral.

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Conservation

Conservation Status

National NatureServe Conservation Status

United States

Rounded National Status Rank: NNR - Unranked

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NatureServe Conservation Status

Rounded Global Status Rank: T1 - Critically Imperiled

Reasons: Occurs in southern California from Los Angeles County to San Diego County and in Yuma County, Arizona. Found in sandy or gravelly soils of rocky hillsides, alluvial fans, and washes in open or disturbed areas of chaparral. Threatened by weedy, introduced species and summer grass fires (Benson 1982).

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