610102e Alnus incana subsp. rugosa (Du Roi) R.T. Clausen
Distribution
Hudson Bay - Labrador: Present only in the Borderline Arctic
Shrub Tundra: Present only in the Borderline Arctic
Bordering boreal or alpine areas: Frequent
- R.T. Clausen, Cornell Univ. Agric. Exp. Sta. Mem. 291: 8 (1949). - Betula alnus var. rugosa Du Roi, Observ. Bot.: 32 (1771). Described from North America. - Alnus rugosa (Du Roi) Spreng., Syst. Veg. 3: 848 (1826).
2n=
28 (2x). - Canada, U.S.A. - At least five reports.
Geography: North American (NE): (CAN).
Notes: Furlow (1997) mapped subsp. rugosa from the Borderline Arctic on Hudson Bay.
Higher Taxa
- Alnus incana [610102,species]