Nouv. Arch. Mus. Hist. Nat., Ser. 3, 10: 271 (1898). Type locality: Vietnam ["Tonkin"], R.-P. Bon 6236 (TUR-V 17287 - holotype; PC-Hue - isotype).
Type locality: Vietnam ["Tonkin"], R.-P. Bon 6236 (TUR-V 17287 - holotype; PC-Hue - isotype).