Taxon  Report   930 
Astragalus rattanii  A. Gray  var. jepsonianus  Barneby
Jepson's milk vetch,  Jepson's milkvetch
Astragalus rattanii var. jepsonianus
© 2012 Lynn Robertson
More photos from
CalPhotos / Calflora
Astragalus rattanii var. jepsonianus
© 2001 George W. Hartwell
Astragalus rattanii var. jepsonianus
© 2014 Vernon Smith
Astragalus rattanii var. jepsonianus, a dicot, is an annual herb that is native to California, is endemic (limited) to California.
CNPS Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Astragalus rattanii var. jepsonianus
© 2010 Rebecca Wenk
Family: FABACEAE  
Genus: Astragalus
Parent Record Astragalus rattanii
Valley Grassland, Foothill Woodland
AFFINITY to serpentine soil:   4.3 (broad endemic / strong indicator)   [Safford et al 2005]
Distribution by County 

Add an Observation of  Astragalus rattanii var. jepsonianus

Name Status:
Accepted by JEF + CNPS + PLANTS + JM93
More information about  Astragalus rattanii var. jepsonianus
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Sep 20, 2018).

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