672135 Draba cana Rydb.
Distribution
Western Alaska: Scattered
Northern Alaska - Yukon: Scattered
Central Canada: Rare
Hudson Bay - Labrador: Rare
Western Greenland: Scattered
Eastern Greenland: Rare
Southern Arcti Tundra: Scattered
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Frequent
- Rydb., Bull. Torrey Bot. Club 29: 241 (1902). Holotype (NY): Canada: Alberta, Morley, foothills of Rocky Mountains, 1887, leg. J.M. Macoun. - Draba breweri var. cana (Rydb.) Rollins, Harvard Pap. Bot. 4: 46 (1993).
- Draba valida Goodd., Bot. Gaz. (Crawfordsville) 37: 35 (1904). Holotype (RM): U.S.A.: Utah, Summit Co., alpine parks, Uinta Mountains, Fish Lake, 18. July 1902, leg. L.N. Goodding 1402.
- Draba lanceolata auct., non Royle (1839).
2n=
32 (4x). - Alaska, Canada, Greenland. - At least three reports, more than 15 counts.
Geography: Asian (N/C) - amphi-Beringian - North American: ALA CAN GRL.
Notes: Draba cana is present also in northeastern Asia but has not been reported from the Arctic there.
Rollins (1993) included this plant as a var. cana of the southern Cordilleran D. breweri S. Watson. We do not follow that proposal. Al-Shehbaz et al. (2010a: 297) listed four independent diagnostic characters separating these two species. For the Asian D. lanceolata, see Excluded taxa.
Higher Taxa
- Draba [6721,genus]