Species Details

Eriogonum umbellatum var. torreyanum

Donner Pass buckwheat

  Download Report   Calflora     eFlora     CCH     CalPhotos
No Photo Available
Scientific Name:
Eriogonum umbellatum Torr. var. torreyanum (Gray) Jones
Common Name:
Donner Pass buckwheat
Family: Polygonaceae
Element Code: PDPGN086U9
USDA Plants Symbol: ERUMT
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Jul-Sep
Elevation:
1855 - 2620 meters
6085 - 8595 feet
General Habitat:
  • Meadows and seeps
  • Upper montane coniferous forest
General Micro Habitat:
Micro Habitat:
  • Rocky
  • Volcanic
Notes:
Known from approximately 20 occurrences. Similar to var. glaberrimum. Draft interim management guide prepared by USFS in 1993. See Fremontia 1(3):20 (1973) for discussion of rediscovery at type locality, and Phytologia 66(4):341-347 (1989) for taxonomic treatment.
Threats:
Taxonomy:
Other:
Total Occurrences: 23
Element Occurrence Ranks:
A B C D X U
1 3 1 1 1 16
Occurrence Status:
Historical >20 Years 17
Recent <=20 Years 6
Presence:
Presumed Extant 22
Possibly Extirpated 1
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Nevada (NEV), Placer (PLA), Sierra (SIE)
Quads: Name (Quad Code)
Dog Valley (3912051), English Mtn. (3912045), Granite Chief (3912023), Independence Lake (3912043), Norden (3912033), Tahoe City (3912022), Truckee (3912032), Webber Peak (3912044)
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