Betula kamtschatica var. kenaica (W.H. Evans) C.-A. Jansson

Betula kamtschatica var. kenaica (W.H. Evans) C.-A. Jansson is a synonym sensu FNA Ed. Comm., 1997 of:

Betula kenaica W.H. Evans, an accepted species name sensu FNA Ed. Comm., 1997.