CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record astragalus_hornii_var._hornii - Thu, Dec. 2, 2021, 05:27 ET b
Astragalus hornii var. hornii
common nameHorn's milk-vetch
CalPhotos image
No image is currently registered in our database. Users can help us by checking CalPhotos for recent additions, and then contacting us if any are found.
life formannual 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
S1      ranking system key
global rank
G4G5T1T2      ranking system key
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (16):
San Bernardino South (107D) 3411713, Willow Springs (187A) 3411883, Grapevine (189B) 3411888, Frazier Mountain (189C) 3411878, Arvin (214A) 3511827, Conner (215A) 3511921, Taft (216B) 3511924, Fellows (217A) 3511925, Lamont (239C) 3511838, Stevens (240C) 3511932, Gosford (240D) 3511931, Tupman (241D) 3511933, Reward (242C) 3511936, Lost Hills NW (265B) 3511966, Semitropic (265D) 3511955, Union Wash (351A) 3611861
quad data info

Counties, states, regions:
Inyo (INY), Kern (KRN), San Bernardino (SBD)*, Tulare (TUL)?, Nevada (NV)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Meadows and seeps (Medws)
•Playas (Plyas)/lake margins, alkaline
blooming period May-Oct  
elevation range60 - 850 meters
Subject to eradication efforts in early 1900's because it was poisonous to sheep. Threatened by habitat alteration. See Proceedings of the California Academy of Arts 7: 398 (1868) for original description.
full nameAstragalus hornii A. Gray var. hornii
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDFAB0F421
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 Thu, Dec. 2, 2021 from

pick and add to Plant Pressexplain the meaning of the fieldsFIRSTPREVIOUSNEXTLASTCNPS.ORGQuestions and CommentsHOMELOGIN (you are guest anonymous)   Web Oriented Database Home