Betula papyrifera var. commutata (Regel) Fernald
Betula papyrifera var. commutata (Regel) Fernald is a synonym sensu FNA Ed. Comm., 1997 of:
Betula papyrifera Marshall, an accepted species name sensu FNA Ed. Comm., 1997.
Betula papyrifera var. commutata (Regel) Fernald is a synonym sensu FNA Ed. Comm., 1997 of:
Betula papyrifera Marshall, an accepted species name sensu FNA Ed. Comm., 1997.