This name is a synonym.
* Betula alba var. kamtschatica Regel, Bull. Soc. Imp. Naturalistes Moscou 38(II): 400 (1865).
Betula japonica var. kamtschatica (Regel) H.J.P.Winkl. in H.G.A.Engler (ed.), Pflanzenr., IV, 61: 79 (1904).
Betula tauschii var. kamtschatica (Regel) Koidz., Fl. Symb. Orient.-Asiat.: 35 (1930).
Betula latifolia var. kamtschatica (Regel) Makino & Nemoto, Fl. Japan, ed. 2: 184 (1931).
Betula platyphylla var. kamtschatica (Regel) H.Hara, J. Jap. Bot. 13: 385 (1937).
Betula mandshurica var. kamtschatica (Regel) Rehder, J. Arnold Arbor. 19: 73 (1938).
Betula kamtschatica (Regel) C.-A.Jansson, Acta Horti Gothob. 25: 130 (1962), nom. illeg.
Betula pendula subsp. kamtschatica (Regel) Shemberg, Bot. Zhurn. (Moscow & Leningrad) 70: 1064 (1985).
* Basionym/Replaced Synonym