Species Details

Eucephalus glabratus

Siskiyou aster

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Photo by ©2018 Dana York  max-height:128px; max-width:145px;
©2018 Dana York
Scientific Name:
Eucephalus glabratus (Greene) Greene
Common Name:
Siskiyou aster
Family: Asteraceae
Element Code: PDASTEC030
USDA Plants Symbol: EUGL18
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Jun-Sep
Elevation:
120 - 2705 meters
395 - 8875 feet
General Habitat:
  • Lower montane coniferous forest
  • Upper montane coniferous forest
General Micro Habitat:
Micro Habitat:
  • Openings
  • Rocky
Notes:
Occurrences are few and possibly local, but widely distributed; needs field surveys. Includes plants previously identified as E. vialis; a former CRPR 1B.2 plant that is endemic to, and state-listed as Threatened, in OR. Difficult to differentiate from E. tomentellus; needs further study. See Pittonia 2(7B): 17 (1889) for original description, and Pittonia 3(14B): 56 for revised nomenclature (1896).
Threats:


Taxonomy:


Other:
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR)
California Counties and Islands: Name (Code)
Del Norte (DNT), Humboldt (HUM), Mendocino (MEN), Siskiyou (SIS), Trinity (TRI)
Quads: Name (Quad Code)
Broken Rib Mtn. (4112386), Caribou Lake (4112218), Condrey Mtn. (4112288), Devils Punchbowl (4112376), Dunsmuir (4112223), English Peak (4112342), Etna (4112248), Grouse Mtn. (4012376), Hiouchi (4112471), Hull Mountain (3912258), Marble Mountain (4112352), Mount Eddy (4112234), Mt. Hilton (4012381), North Yolla Bolly (4012228), Polar Bear Mtn. (4112385), Preston Peak (4112375), Ruth Reservoir (4012334), Scott Mountain (4112236), Seven Lakes Basin (4112224), South China Mtn. (4112235), Tish Tang Point (4112315), Trinity Mtn. (4112314), Willow Creek (4012386)
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.

Map

Presumed Extant
Counties   Quads