672142 Draba crassifolia Graham
Distribution
Western Alaska: Rare
Northern Alaska - Yukon: Rare
Central Canada: Rare
Hudson Bay - Labrador: Rare
Western Greenland: Scattered
Eastern Greenland: Scattered
Mid Arctic Tundra: Rare
Southern Arcti Tundra: Frequent
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Frequent
- Graham, Edinburgh New Philos. J. 7: 182 (1829). Holotype (E): U.S.A.: Plant grown from seeds collected in Rocky Mountains between "lat. 52 and 57" by T. Drummond.
2n=
40 (4x or 8x, x = 10 or 5). - Canada, Greenland, Norway (N). - Several reports, numerous counts.
Geography: Cordilleran & amphi-Atlantic (W): ALA CAN GRL.
Notes: Draba crassifolia occurs also in northern Scandinavia (therefore amphi-Atlantic) but does not reach the Arctic there.
Petrovsky: Reports of D. crassifolia from the Asian Arctic are erroneous and refer to D. tschuktschorum.
Elven: Windham (2004) presented evidence that D. crassifolia is an allopolyploid from D. albertina (2n = 24) and D. fladnizensis (2n = 16).
Higher Taxa
- Draba [6721,genus]