862809 Tephroseris frigida (Richardson) Holub
Distribution
West Chukotka: Frequent
Wrangel Island: Frequent
South Chukotka: Scattered
East Chukotka: Frequent
Western Alaska: Frequent
Northern Alaska - Yukon: Frequent
Central Canada: Scattered
Mid Arctic Tundra: Rare
Southern Arcti Tundra: Frequent
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Frequent
- Holub, Folia Geobot. Phytotax. 8: 173 (1973). - Cineraria frigida Richardson in Franklin, Narr. Journey Polar Sea (Bot. App.): 748 (1823). Described from "Barren Grounds from Point Lake to the Arctic Sea", Nunavut (Canada). - Senecio frigidus (Richardson) Less., Linnaea 6: 289 (1831). - Senecio atropurpureus subsp. frigidus (Richardson) Hultén, Acta Univ. Lund., n. s., sect. 2, 46, 1: 1605 (1950). - Tephroseris atropurpurea subsp. frigida (Richardson) Á. Löve & D. Löve, Bot. Not. 128: 520 (1976).
2n=
(1) 48 (2x, x = 24). - Far East (N), Alaska. - At least four reports, one Alaskan for Senecio atropurpureus.
(2) ca. 80 (4x, x = 20). - Far East (Wrangel Island). - Zhukova et al. (1973).
(3) 96 (4x, x = 24). - Far East (N), Alaska. - At least four reports, one Alaskan for Senecio atropurpureus.
Geography: Amphi-Beringian - North American (NW): RFE ALA CAN.
Higher Taxa
- Tephroseris [8628,genus]