Bulbophyllum clandestinum Lindl. cf., stem with flowers, photo A. Schuiteman, Leiden cult. 20031804
Bulbophyllum korimense J.J.Sm. cf., stem part with inflorescence, photo E.F. de Vogel, Leiden cult. 20030193
Bulbophyllum trichaete Schltr., flower, oblique front view, photo E.F. de Vogel, Leiden cult. 20032575
(STEREO) Bulbophyllum sp. sect. Oxysepala, stem with flowers, photo P. Jongejan, collection Royal Botanic Garden Kew, cult. P. Jongejan 257
Bulbophyllum sp. sect. Oxysepala, flower, front view, photo E.F. de Vogel, Leiden cult. 2003XXXX
Bulbophyllum sp. sect. Oxysepalum, flowers, lateral view, photo E.F. de Vogel, Leiden cult. 930217
Bulbophyllum clandestinum Lindl., flower analysis, J.J. Vermeulen, sketch