Nomenclatural notes on the genus Schizomussaenda H.L.Li (Rubiaceae)

In the present study, three synonyms of Schizomussaenda henryi, namely Emmenopterys rehderi, Mussaenda dehiscens and Schizophragma macrosepalum are lectotypified. Additionally, a revised description of S. henryi is provided based on Thai materials examined. Schizomussaenda henryi from Thailand is illustrated.