Distribution map of Bulbophyllum orthosepalum
Bulbophyllum orthosepalum J.J.Verm., flowers, photo G. Stocker
Bulbophyllum orthosepalum J.J.Verm., habit, photo G. Stocker
Bulbophyllum orthosepalum J.J.Verm., flowers, photo G. Stocker
Bulbophyllum orthosepalum, N. Howcroft, drawing, plant habit and flower analysis
Bulbophyllum orthosepalum J.J.Verm., J.J. Vermeulen, drawing, plant habit and flower analysis, based on Jongejan cult. 414 (holo L)
Bulbophyllum orthosepalum J.J.Verm., Blumea 38 (1993) 145, fig. 3, J.J. Vermeulen, drawing, plant habit and flower analysis, based on Jongejan cult. 414 (holo L)