CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record astragalus_agnicidus - Tue, Nov. 30, 2021 04:43 ET c
Astragalus agnicidus
common nameHumboldt County milk-vetch
Inventory image more photos more photos
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
G2     G2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
Where did the "RED" code go?
CA state listingEndangered  04/82
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (19):
Gualala (537D) 3812375, Bailey Ridge (551B) 3912324, Navarro (552A) 3912325, Mallo Pass Creek (552C) 3912316, Cold Spring (552D) 3912315, Burbeck (567B) 3912344, Greenough Ridge (567C) 3912334, Northspur (568A) 3912345, Noyo Hill (568B) 3912346, Cahto Peak (584A) 3912365, Lincoln Ridge (584B) 3912366, Dutchmans Knoll (584C) 3912356, Sherwood Peak (584D) 3912355, Westport (585A) 3912367, Hales Grove (601D) 3912377, Miranda (617A) 4012327, Bridgeville (635A) 4012347, Redcrest (635B) 4012348, Myers Flat (635D) 4012337
quad data info

Counties, states, regions:
Humboldt (HUM), Mendocino (MEN)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Broadleafed upland forest (BUFrs)
•North Coast coniferous forest (NCFrs)/openings, disturbed areas, sometimes roadsides
blooming period Apr-Sep  
elevation range120 - 800 meters
Rediscovered in 1987 by R. Sutherland, R. Bittman, and K. Berg near Miranda. Threatened by grazing, competition, logging, and road maintenance. Potentially threatened by habitat alteration and non-native plants. See Madroņo 14(1):37-40 (1957) for original description, Fremontia 16(1):13-14 (1988) for discussion of rediscovery and 20(4):21-22 (1992) for management update, and Madroņo 46(4):215 (1999) for occurrence information.
full nameAstragalus agnicidus Barneby
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  ASAG Element Code  PDFAB0F080
CNPS chapter link chapter content  North Coast database for this species
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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