862812 Tephroseris yukonensis (A.E. Porsild) Holub
Distribution
Western Alaska: Rare
Northern Alaska - Yukon: Scattered
Southern Arcti Tundra: Rare
Shrub Tundra: Scattered
Bordering boreal or alpine areas: Scattered
- Holub, Folia Geobot. Phytotax. 8: 174 (1973). - Senecio yukonensis A.E. Porsild, Canad. Field-Naturalist 64: 44 (1950). Holotype (CAN): Canada: the Yukon Territory, mossy north summit of granite mountain east of upper Rose River, mile 85-90, 1944, leg. A.E. Porsild 10,187.
- Senecio alaskanus Hultén, Acta Univ. Lund., n. s., sect. 2, 46, 1: 1602 (1950). Holotype (S!): Alaska: 12 mile Summit eastern Alaska: White Mountains, leg. Anderson 2423.
2n=
48 (2x, x = 24). - Alaska. - Murray and Kelso (1997, 2n = ca. 46).
Geography: American Beringian: ALA CAN.
Notes: Murray and Elven: Tephroseris yukonensis is a very characteristic species, not approaching any of the others morphologically.
Higher Taxa
- Tephroseris [8628,genus]