Taxon Details

Oreostemma elatum

tall alpine-aster

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Taxon Summary:

Oreostemma elatum, commonly known as tall alpine-aster, is a perennial herb in the Asteraceae that is found only in California. It occurs within Bogs and fens, Meadows and seeps, and Upper montane coniferous forest, growing at elevations from 1005 to 2100 meters. Oreostemma elatum is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Lifeform: perennial herb
Blooming Period: Jun-Aug
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Elevation:
1005 - 2100 meters
3295 - 6890 feet
General Habitats:
  • Bogs and fens
  • Meadows and seeps
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Mesic
Notes:
Threatened by grazing and hydrological alteration. See Pittonia 3:147 (1896) for original description and 4:224 (1900) for revised nomenclature, and Phytologia 74(4):305-316 (1993) for taxonomic treatment.
Threats:
Taxonomy:
Threat List Total: 7
Total EOs % of EOs
EOs with Threat Listed: 10 34 %
THREAT LIST:
Logging 5 17%
Road/trail construction/maint. 4 13%
Altered flood/tidal/hydrologic regime 3 10%
Foot traffic/trampling 1 3%
Grazing 1 3%
Total Occurrences: 29
Element Occurrence Ranks:
A B C D X U
3 13 0 1 0 12
Occurrence Status:
Historical >20 Years 11
Recent <=20 Years 18
Presence:
Presumed Extant 29
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Butte (BUT), Lassen (LAS), Plumas (PLU), Sierra (SIE), Tehama (TEH)
Quads: Name (Quad Code)
Belden (4012113), Bucks Lake (3912182), Calpine (3912064), Canyondam (4012121), Clio (3912065), Crescent Mills (4012018), Gold Lake (3912066), Greenville (4012028), Haypress Valley (3912055), Jonesville (4012114), Meadow Valley (3912181), Moonlight Peak (4012027), Quincy (3912088), Reading Peak (4012144), Sattley (3912054), Taylorsville (4012017), Twain (4012111), Westwood West (4012131)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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