CNPS Inventory Plant Detail

Astragalus claranus

Common Name:	Clara Hunt's milk-vetch
Family:	Fabaceae
Synonyms:
Element Code:	PDFAB0F240
Full Name:	Astragalus claranus Jeps.
USDA PLANTS Symbol:

Biology
Lifeform: annual herb Blooming Period: March - May Habitat: serpentinite or volcanic, rocky, clay. • Chaparral (openings) • Cismontane woodland • Valley and foothill grassland

Rarity Status
CA Rare Plant Rank: 1B.1 Rare, threatened, or endangered in California and elsewhere .1: Seriously endangered in California Federal Listing Status: FE Endangered (10/22/97) State Listing Status: CT Threatened (01/90) State Rank: S1 S1: Critically Imperiled. Global Rank: G1 G1: Critically Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 6
Element Occurrence Ranks:

A B C D X U

1 2 2 0 1 0

Population Status:

Historic >20 yrs	Recent <=20 yrs
1	5

Presence:

Present Extant	Possibly Extirpated	Extirpated
5	1	0

Notes

Known from only five occurrences. Threatened by urbanization, recreational development, grazing, and non-native plants. See Manual of the Flowering Plants of California, p. 578 (1925) by W.L. Jepson for original description, and Systematic Botany 17(3):367-379 (1992) for distributional information.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1974-01-01
Last Update: 2010-03-15

Location

Elevation: 75 - 275 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Napa (NAP), Sonoma (SON)

Quads: name (DWR code) USGS code
Rutherford (500B) 38122D4, Santa Rosa (501B) 38122D6, St. Helena (516C) 38122E4, Chiles Valley (516D) 38122E3, Mark West Springs (517C) 38122E6, Calistoga (517D) 38122E5

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

299

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-122.5,38.5