Taxonomic revision of Camellia langbianensis (Theaceae) with four new synonyms

Abstract

Based on analysis of morphologically diagnostic characters, Camellia langbianensis, a yellow camellia native to southern Vietnam, is taxonomically revised to include four new heterotypic synonyms: C. decora, C. dongnaiensis, C. oconoriana and C. tadungensis. Camellia vidalii is retained in the synonymy of C. langbianensis. Updated description and distribution map for C. langbianensis are provided.