Comparisons between the taxonomic systems of Sealy, Chang & Bartholomew, Ming & Bartholomew and of the synopses of Ho and Gao indicate the existence of diametrical differences in approaches to the taxonomy of genus Camellia.
Re-discovered species of Camellia krempfii (Gagnep.) Sealy in Vietnam: a critique of Luong Van Duong, Truong Quang Cuong, Pham Huu Nhan, Le Nguyet Hai Ninh article, pp.139-141, International Camellia Society Journal (ICSJ) 2014, Journal Number 46