Ageratina shastensis
Common Name: Shasta ageratina
Family: Asteraceae
Synonyms: Eupatorium shastense
Element Code: PDASTBX0R0
Full Name: Ageratina shastensis (D.W. Taylor & Steb.) R.M. King & H. Robinson

2011 Len Lindstrand III
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 27
  • Element Occurrence Ranks:
    A B C D X U
    0 20 2 0 0 5
  • Population Status:
    >20 yrs
    <=20 yrs
    6 21
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    27 0 0
Notes Glossary
  • Threatened by mining. See Madroño 25(4):218-220 (1978) 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: 2011-02-17
Location Glossary
  • Elevation: 400 - 1800 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Shasta (SHA)
  • Quads:   name (DWR code) USGS code
    Goose Gap (664A) 40122H1,  Bollibokka Mtn. (664B) 40122H2,  Minnesota Mtn. (664C) 40122G2,  Devils Rock (664D) 40122G1,  Hanland Peak (665A) 40122H3,  O'Brien (665D) 40122G3,  Grizzly Peak (680B) 41121B8,  Lake McCloud (681A) 41122B1,  Yellowjacket Mtn. (681C) 41122A2,  Shoeinhorse Mtn. (681D) 41122A1,  Tombstone Mtn. (682D) 41122A3
  • 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 808
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 ].

40122H1=Goose Gap (664A) 40122H1;40122H2=Bollibokka Mtn. (664B) 40122H2;40122G2=Minnesota Mtn. (664C) 40122G2;40122G1=Devils Rock (664D) 40122G1;40122H3=Hanland Peak (665A) 40122H3;40122G3=O'Brien (665D) 40122G3;41121B8=Grizzly Peak (680B) 41121B8;41122B1=Lake McCloud (681A) 41122B1;41122A2=Yellowjacket Mtn. (681C) 41122A2;41122A1=Shoeinhorse Mtn. (681D) 41122A1;41122A3=Tombstone Mtn. (682D) 41122A3