Bulbophyllum orbiculare J.J.Sm., flowers, various views, photo A. Schuiteman, Leiden cult. 20030181
Bulbophyllum orbiculare J.J.Sm., plant habit in situ, photo E.F. de Vogel, PNG, Woitape, Mt. Alio, 2300-2500 m, terrain steep, forest c
Bulbophyllum orbiculare J.J.Sm., plant habit, photo A. Schuiteman, Leiden cult. s.n.
Bulbophyllum orbiculare J.J.Sm., inflorescence, photo A. Schuiteman, Leiden cult. s.n.
Bulbophyllum orbiculare J.J.Sm., flower, front view, photo A. Schuiteman, Leiden cult. s.n.
Bulbophyllum orbiculare J.J.Sm., flower, oblique front view, photo E.F. de Vogel, Leiden cult. 20030259
Bulbophyllum orbiculare J.J.Sm., flower, oblique lateral view, photo E.F. de Vogel, Leiden cult. 20030259
Bulbophyllum orbiculare J.J.Sm., flower, oblique lateral view, photo A. Schuiteman, Leiden cult. s.n.
Bulbophyllum orbiculare J.J.Sm., flower, lateral view, photo A. Schuiteman, Leiden cult. s.n.
(STEREO) Bulbophyllum orbiculare J.J.Sm., flower, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1075
(STEREO) Bulbophyllum orbiculare J.J.Sm., flower detail, column and lip, lateral sepal and petal removed, lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1075
(STEREO) Bulbophyllum orbiculare J.J.Sm., flower detail, column and lip, lateral sepal and petal removed, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1075
Bulbophyllum orbiculare J.J.Sm. ssp. orbiculare, Orchid Monogr. 7 (1993) 111, fig. 58, J.J. Vermeulen, drawing, lip, based on j Gjellerup 830 (L)
Bulbophyllum orbiculare J.J.Sm. ssp. orbiculare, Orchid Monogr. 7 (1993) 111, fig. 67, J.J. Vermeulen, drawing, plant habit and flower analysis, based on a Rekandihardjo 613 (); b Jongejan 1150 (L); c Jongejan 1462 (L); d,e,g-j Sands 2305 ()
Bulbophyllum glabrilabre J.J.Sm., floral analysis, drawing J.J. Smith, from Gjellerup 830
Bulbophyllum orbiculare J.J.Sm., floral analysis, drawing J.J. Smith, from Gjellerup 552
Bulbophyllum orbiculare J.J.Sm., floral analysis, drawing J.J. Smith, from Gjellerup 483
Bulbophyllum habropus Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 305, fig. 1172
Bulbophyllum verrucirhachis Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 305, fig. 1173
Bulbophyllum verrucirhachis Schltr., herbarium sheet, Schlechter 18684 (L)