671001 Erysimum pallasii (Pursh) Fernald
Distribution
Polar Ural - Novaya Zemlya: Rare
Taimyr - Severnaya Zemlya: Rare
Kharaulakh: Scattered
Yana - Kolyma: Rare
West Chukotka: Frequent
South Chukotka: Rare
East Chukotka: Frequent
Western Alaska: Frequent
Northern Alaska - Yukon: Frequent
Central Canada: Frequent
Ellesmere Island: Frequent
Western Greenland: Rare
Polar desert: Rare
Northern arctic Tundra: Frequent
Mid Arctic Tundra: Frequent
Southern Arcti Tundra: Frequent
Shrub Tundra: Scattered
Bordering boreal or alpine areas: Rare
- Fernald, Rhodora 27: 171 (1925). - Cheiranthus pallasii Pursh, Fl. Amer. Sept. 2: 436 (1813). Described from North America.
2n=
(1) 24 (4x, x = 6). - Siberia (N), Far East (N), Canada. - Several reports.
(2) ca. 28 (4x, x = 7?). - Canada (NW), Greenland. - Holmen (1952); Mulligan and Porsild (1969b).
(3) 36 (6x, x = 6). - Siberia (N), Far East (N), Alaska. - Several reports.
(4) ca. 42 (6x, x = 7?). - Siberia (N), Alaska. - Hedberg (1967); Krogulevich (1976a).
Geography: Asian (N) - amphi-Beringian - North American (N): RUS SIB RFE ALA CAN GRL.
Notes: Erysimum pallasii is a morphologically distinct species, in spite of the variation in ploidy levels. Jalas and Suominen (1994): "... with dysploidy and agamospermy?".
Higher Taxa
- Erysimum [6710,genus]