Dendrobium acianthum Schltr., habit detail, photo P. O'Byrne, based on O'Byrne D558
Dendrobium acianthum Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 192, fig. 719
Dendrobium acianthum Schltr., drawing J.J. Smith, based on Feuilletau de Bruyn 125
Dendrobium acianthum Schltr., drawing J.J. Smith, based on Lam 642
Dendrobium acianthum Schltr., detail of paratype specimen: Schlechter 19249 (L)
Dendrobium acianthum Schltr., paratype specimen: Schlechter 19249 (L)