Erigeron serpentinus
Common Name: serpentine daisy
Family: Asteraceae
Element Code: PDAST3M5M0
Full Name: Erigeron serpentinus G. Nesom

2011 Tony Morosco
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 6
  • Element Occurrence Ranks:
    A B C D X U
    2 1 2 0 0 1
  • Population Status:
    >20 yrs
    <=20 yrs
    0 6
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    6 0 0
Notes Glossary
  • Known only from The Cedars and along Porter Creek. Possibly threatened by grazing and non-native plants. Similar to E. angustatus. See Phytologia 72(3):157-208 (1992) 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: 1994-01-01
  • Last Update: 2010-09-17
Location Glossary
  • Elevation: 60 - 670 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Sonoma (SON)
  • Quads:   name (DWR code) USGS code
    Duncans Mills (503A) 38123D1,  Arched Rock (503B) 38123D2,  Guerneville (518C) 38122E8,  Healdsburg (518D) 38122E7,  Fort Ross (519C) 38123E2,  Cazadero (519D) 38123E1
  • 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 1660
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 ].

38123D1=Duncans Mills (503A) 38123D1;38123D2=Arched Rock (503B) 38123D2;38122E8=Guerneville (518C) 38122E8;38122E7=Healdsburg (518D) 38122E7;38123E2=Fort Ross (519C) 38123E2;38123E1=Cazadero (519D) 38123E1