W. W.  Smith, ?New orchids from Yunnan and Northern Burma?, Notes Roy. Bot. Gard. Edinburgh, vol. 13, pp. 189 - 222, 1921.

W. W.  Smith, ?Diagnoses species novarum in herbario Horti Regii Botanici Edinburgensis cognitarum: Cotylanthera yunnanensis?, Notes Roy. Bot. Gard. Edinburgh, vol. 13, p. 158, 1921.