Betula borealis Spach
Betula borealis Spach is a synonym sensu FNA Ed. Comm., 1997 of:
Betula pumila Linnaeus var. pumila, an accepted variety name sensu PLANTS 3.
Betula borealis Spach is a synonym sensu FNA Ed. Comm., 1997 of:
Betula pumila Linnaeus var. pumila, an accepted variety name sensu PLANTS 3.