Betula ermanii var. nipponica Maxim. variety synonym

Betula ermanii f. corticosa (Nakai) Sugim. form synonym

Betula ermanii f. brachystachys Popov form synonym

Betula ermanii var. subbaicalensis Popov variety synonym

Betula ermanii f. ganjuensis (Koidz.) T.Shimizu form synonym

Betula vulcani H.Lév. & Vaniot species synonym

Betula lanata (Regel) V.N.Vassil. species synonym

Betula longilobata Sipliv. species synonym

Betula velutina V.N.Vassil. species synonym

Betula prochorowii Kuzen. & Litv. species synonym

Betula ermanii subsp. lanata (Regel) A.K.Skvortsov subspecies synonym

Betula ircutensis Sukaczev species synonym

Betula vassiljevii Dylis species synonym

Betula ermanii var. japonica (Shirai) Koidz. variety synonym

Betula nikoensis Koidz. species synonym

Betula bhojpattra var. japonica Shirai variety synonym

Betula ermanii var. ermanii variety accepted

Betula incisa (Koidz.) Koidz. species synonym

Betula ermanii var. incisa Koidz. variety synonym

Betula ermanii var. ganjuensis (Koidz.) Nakai variety synonym

Betula ermanii var. tomentosa Regel variety synonym

Betula komarovii Perfil. & Kolesn. species synonym

Betula paraermanii V.N.Vassil. species synonym

Betula ermanii var. yingkiliensis S.L.Liou & Wang variety synonym

Betula saitoana Nakai species synonym

Betula ermanii f. nipponica (Maxim.) Koidz. form synonym

Betula ermanii var. parvifolia Koidz. variety synonym

Betula ermanii var. corticosa Nakai variety synonym

Betula ganjuensis Koidz. species synonym

Betula ermanii var. macrostrobila Liou variety synonym

Betula shikokiana Nakai species synonym

Betula ermanii var. communis Koidz. variety synonym

Betula ermanii var. acutifolia H.J.P.Winkl. variety synonym

Betula ulmifolia var. glandulosa H.J.P.Winkl. variety synonym

Betula ermanii var. saitoana (Nakai) Hatus. variety synonym

Betula ermanii var. lanata Regel variety accepted