Betula glandulosa var. sibirica (Ledebour) C.K. Schneider

Betula glandulosa var. sibirica (Ledebour) C.K. Schneider is a synonym sensu FNA Ed. Comm., 1997 of:

Betula nana subsp. exilis (Sukaczev) Hultén, an accepted subspecies name sensu FNA Ed. Comm., 1997.