Taxon Report

Astragalus bernardinus M.E. Jones

San Bernardino milk-vetch

Print Report

Classification


Scientific Name:	Astragalus bernardinus M.E. Jones
Common Name:	San Bernardino milk-vetch
Family:	Fabaceae
Element Code:	PDFAB0F190
USDA Plants Symbol:	ASBE4
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Apr-Jun	Apr-Jun
Elevation:	900-2000 (2955-6560)
General Habitats:	Joshua tree "woodland", Pinyon and juniper woodland
Microhabitat:	Carbonate (often), Granitic (often)
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	BLM_S; SB_CalBG/RSABG; USFS_S
CRPR Changes:	added to 1B.2 on 2011-02-16

Occurrence Data from the CNDDB


Total Occurrences:	42
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	42

Location


California Endemic: True
California Counties and Islands: Name (Code)
Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Big Bear City (3411637), Bighorn Canyon (3411635), Castle Peaks (3511532), Cima (3511525), Cima Dome (3511535), Conejo Well (3311576), Cottonwood Spring (3311567), Cougar Buttes (3411647), East Deception Canyon (3311683), Fawnskin (3411638), Hayfield (3311566), Indian Cove (3411612), Joshua (3511534), Joshua Tree South (3411613), Keys View (3311682), Malapai Hill (3311681), Mescal Range (3511545), Mid Hills (3511524), Mineral Hill (3511544), Mortmar (3311558), Onyx Peak (3411626), Porcupine Wash (3311577), Queen Mtn. (3411611), Rattlesnake Canyon (3411636), Rimrock (3411625), Rockhouse Canyon (3311671), Yucca Valley North (3411624)

Threat List Data from the CNDDB


Threat List Total:	1
EOs with Threat Listed:	Total EOs	% of EOs
	1	2 %
Other	1	2%

Notes



Historic report from the Charleston Mtns. of NV lacks documentation. Potentially threatened by mining, development, grazing, and recreational activities.
Threats:

Taxonomy:

Selected References

Proposed New Add to Rank 4.2 1B.2, G3 / S3 (2011)

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 January 2025].