Dendrobium spectabile

Schlechter, R. 1912. Repert. Spec. Nov. Regni Veg. Beih. 1: 492.
Schlechter, R. 1923. Repert. Spec. Nov. Regni Veg. Beih. 21: t. 166, fig. 623.
van Bodegom, J. 1973. Enige orchideeën van West Nieuw Guinea: 76.
Cribb, P.J. 1983. Kew Bull. 38: 256, fig. 5, pl. 10A, 15A, B, map 3.
Lewis, B. & P.J. Cribb. 1991. Orchids of the Solomon Islands and Bougainville: 181, pl. 9C.
O'Byrne, P. 1994. Lowland Orchids of Papua New Guinea: 274, fig., pl.
Spence, P.J. 1997. Lasianthera 1: 166, fig. 7, pl. 2B, 3D.