World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew

Betula tortuosa var. genuina Regel, Nouv. M�m. Soc. Imp. Naturalistes Moscou 13(2): 90 (1861), not validly publ.
Original Compiler:	R.Govaerts
This name is not Accepted by:	Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne. [as Betula pubescens var. pumila] Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew. [as Betula pubescens var. pumila]

Betula tortuosa var. genuina Regel, Nouv. M�m. Soc. Imp. Naturalistes Moscou 13(2): 90 (1861), not validly publ.

Original Compiler:

R.Govaerts

This name is not Accepted by:

Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne. [as Betula pubescens var. pumila]

Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew. [as Betula pubescens var. pumila]