Synonyms
Betula japonica var. rockii Rehder
Betula rockii (Rehder) C.-A.Jansson
Betula platyphylla var. szechuanica (C.K.Schneid.) Rehder
Betula mandshurica var. szechuanica (C.K.Schneid.) Rehder
Betula platyphylla var. rockii (Rehder) Rehder
Betula japonica var. szechuanica C.K.Schneid.
Betula szechuanica (C.K.Schneid.) C.-A.Jansson
Betula mandshurica var. rockii (Rehder) Rehder