CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record astragalus_pycnostachyus_var._lanosissimus - Sat, Dec. 4, 2021, 21:29 ET b
Astragalus pycnostachyus var. lanosissimus
common nameVentura marsh milk-vetch
CalPhotos image
more photos
David Magney © 1997 CNPS  Follow image link for photo data.
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
S1      ranking system key
global rank
G2T1      ranking system key
Where did the "RED" code go?
CA state listingEndangered  04/00
federal listingEndangered  05/21/01
where found
MAPS - Use v8 link below.

Topographic quads (6):
Seal Beach (072A)* 3311861, Venice (090B)* 3311884, Hollywood (111D)* 3411813, Topanga (112D)* 3411815, Oxnard (114B) 3411922, Ventura (141D)* 3411933
quad data info

Counties, states, regions:
Los Angeles (LAX)*, Orange (ORA)*, Santa Barbara (SBA), Ventura (VEN)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Coastal dunes (CoDns)
•Coastal scrub (CoScr)
•Marshes and swamps (MshSw)(edges, coastal salt or brackish)
blooming period (Jun),Aug-Oct   Months in parentheses are uncommon.
elevation range1 - 35 meters
Rediscovered near Oxnard in 1997; now known from only one natural occurrence composed of 30-50 reproductive plants. Experimental reintroduction work underway as of 2003. Threatened by development, herbivory, cucumber mosaic virus, non-native plants, and hydrological alterations. See North American Flora 24:357-358 (1929) for original description, and Memoirs of the New York Botanical Garden 13:813 (1964) for taxonomic treatment.
full nameAstragalus pycnostachyus Gray var. lanosissimus (Rydb.) Munz & McBurn.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  ASPYL Element Code  PDFAB0F7B1
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 Sat, Dec. 4, 2021 from

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