Taxon Report

Astragalus pauperculus Greene

depauperate milk-vetch

Print Report


©2012 Tim Kellison

Taxon Summary

Astragalus pauperculus, commonly known as depauperate milk-vetch, is a annual herb in the Fabaceae that is found only in California. It occurs within Chaparral, Cismontane woodland, and Valley and foothill grassland, growing at elevations from 60 to 1215 meters. Astragalus pauperculus is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

  Classification
Scientific Name:
 Astragalus pauperculus Greene
Common Name:
 depauperate milk-vetch
Family: Fabaceae
Element Code: PDFAB0F6N0
USDA Plants Symbol: ASPA15
Synonyms/Other Names:

Ecology and Life History
Lifeform: annual herb
Blooming Period: Mar-Jun Mar-Jun
Elevation: 60-1215 (195-3985)
General Habitats: Chaparral, Cismontane woodland, Valley and foothill grassland
Microhabitat: Vernally Mesic, Volcanic
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 4.3
Global Rank: G4
State Rank:
 S4
State List: None
Fed List: None
Other Status:
CRPR Changes:

Occurrence Data from the CNDDB
Total Occurrences: 0
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 0

Location
California Endemic:  True
California Counties and Islands: Name (Code)
Butte (BUT), Shasta (SHA), Tehama (TEH)
Quads: Name (Quad Code)
Acorn Hollow (4012118), Barkley Mtn. (4012126), Bella Vista (4012262), Bend (4012232), Campbell Mound (3912187), Cherokee (3912165), Chico (3912167), Cohasset (3912186), Corning (3912282), Dales (4012231), Devils Parade Ground (4012116), Finley Butte (4012137), Grays Bend (3812166), Hamlin Canyon (3912166), Loma Rica (3912134), Nord (3912178), Oroville (3912155), Panther Spring (4012127), Paradise West (3912176), Project City (4012263), Red Bluff East (4012222), Richardson Springs (3912177), Shingletown (4012148), Shippee (3912156), Tuscan Buttes Ne (4012241), Tuscan Springs (4012221), Vina (3912281)

Threat List Data from the CNDDB

Threat List Total: 0
EOs with Threat Listed: Total EOs % of EOs
0 0 %

Notes
Possibly threatened by vehicles and non-native plants. See Systematic Botany 17(3):367-379 (1992) for distributional information.
Threats:
Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 6 March 2025].