Acmispon rubriflorus
Common Name: red-flowered bird's-foot trefoil
Family: Fabaceae
Synonyms: Lotus rubriflorus
Element Code: PDFAB2A150
Full Name: Acmispon rubriflorus (Sharsm.) D.D. Sokoloff

2011 Dean Wm. Taylor, Ph.D.
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 8
  • Element Occurrence Ranks:
    A B C D X U
    0 1 1 0 0 6
  • Population Status:
    >20 yrs
    <=20 yrs
    4 4
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    8 0 0
Notes Glossary
  • Known from only four disjunct occurrences. Threatened by development, and probably by grazing and non-native plants. Field work needed. See Madroño 6(2):56 (1941) for original description.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1974-01-01
  • Last Update: 2010-09-16
Location Glossary
  • Elevation: 200 - 425 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Colusa (COL),  Stanislaus (STA),  Tehama (TEH)
  • Quads:   name (DWR code) USGS code
    Copper Mtn. (425A) 37121D3,  Mt. Boardman (425B) 37121D4,  Lodoga (563C) 39122C4,  Gilmore Peak (564D) 39122C5,  Hall Ridge (596C) 39122G6,  Dales (628D) 40122C1
  • Notes:
      Definitions of codes preceding a county and/or quad:
      * Presumed extirpated
      ? Uncertain about distribution or identity
      ?* Uncertain about distribution, but presumed extirpated if once present
      (?) Occurrence confirmed, but possibly extirpated
      Species may be present in other areas where conditions are favorable.
Presumed Extant Presumed Extirpated or Unknown 1013
Links to Leading Resources of Taxon Information
Suggested Citation
CNPS, Rare Plant Program. . Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society, Sacramento, CA. Website [accessed ].

37121D3=Copper Mtn. (425A) 37121D3;37121D4=Mt. Boardman (425B) 37121D4;39122C4=Lodoga (563C) 39122C4;39122C5=Gilmore Peak (564D) 39122C5;39122G6=Hall Ridge (596C) 39122G6;40122C1=Dales (628D) 40122C1