Taxon  Report   879 
Astragalus magdalenae  E. Greene  var. peirsonii  (Munz & McBurney) Barneby
Peirson's milk vetch, Peirsons locoweed
Astragalus magdalenae var. peirsonii, a dicot, is a perennial herb that is native to California and to Arizona, to Baja California.

It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.2 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

It is listed by the State of California as Endangered and by the Federal Government as 'Threatened '.


 Interactive Distribution Map 

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 Distribution by County 

© 2008 Jordan Zylstra

© 2006 Andreas Chavez ID: 0000 0000 0206 0464 [detail] 2006 Andreas Chavez
 Plant Characteristics
 and Associations

Bloom Period

© 2011 Duncan S. Bell
Community: Creosote Bush Scrub
Habitat: dunes [CNPS Inventory]
Family: FABACEAE  
Genus: Astragalus
Parent Record Astragalus magdalenae.
Add an Observation of Astragalus magdalenae var. peirsonii
Name Status:
Accepted by TJM2 + PLANTS + JM93
Other Names:
(according to)

PLANTS: Astragalus peirsonii
 Information about  Astragalus magdalenae var. peirsonii  from other sources:
Photos on Picasa / Flickr / Google Images

website references on Google


Nursery availability and horticultural info on CNPLX

2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley

Original Publication citation. on the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center Native Plant Database

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 Calif. Herbaria.
[web application]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Apr 16, 2014).

The information on this page comes from diverse sources. None of the links are sponsored.

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