CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record astragalus_atratus_var._mensanus - Tue, Nov. 30, 2021 18:52 ET c
Astragalus atratus var. mensanus
common nameDarwin Mesa milk-vetch
CalPhotos image
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life formperennial herb
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S2      ranking system key
global rank
G4G5T2      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (9):
Homewood Canyon (280B) 3511784, Mountain Springs Canyon (281A) 3511785, Coso Peak (304B) 3611726, Petroglyph Canyon (304C) 3611716, Louisiana Butte (304D) 3611715, Upper Centennial Flat (305A) 3611727, Cactus Peak (305D)? 3611717, Nelson Range (349C) 3611756, Jackass Canyon (349D) 3611755
quad data info

Counties, states, regions:
Inyo (INY)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Great Basin scrub (GBScr)
•Joshua tree "woodland" (JTWld)
•Pinyon and juniper woodland (PJWld)/volcanic clay, gravelly
blooming period Apr-Jun  
elevation range1340 - 2315 meters
Threatened by grazing. See Memoirs of the New York Botanical Garden 13:473 (1964) for taxonomic treatment.
full nameAstragalus atratus Wats. var. mensanus Jones
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  ASATM Element Code  PDFAB0F0Z3
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Tue, Nov. 30, 2021 from

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