(STEREO) Bulbophyllum johannuli J.J.Verm., stem with flower, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 102, (holotype)
(STEREO) Bulbophyllum johannuli J.J.Verm., flower, oblique front view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 102, (holotype)
(STEREO) Bulbophyllum johannuli J.J.Verm., flower, lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 102, (holotype)
(STEREO) Bulbophyllum johannuli J.J.Verm., flower detail, centre of flower, front view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 102, (holotype)
(STEREO) Bulbophyllum johannuli J.J.Verm., flower detail, column and lip, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 102, (holotype)
(STEREO) Bulbophyllum johannuli J.J.Verm., flower detail, column and lip, front view, column and lip, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 102, (holotype)
Bulbophyllum johannulii J.J.Verm., Selbyana 7, 1 (1982) 22, fig. 2, J.J. Vermeulen, drawing, plant habit and flower analysis, based on Jongejan cult. 102 (holo L, spirit 7603)