Dendrobium apertum Schltr., habit, photo Roy. Bot. Gard. Edin., based on Edinburgh cult. 630341 (Woods 306)
Dendrobium apertum Schltr., inflorescence, photo Roy. Bot. Gard. Edin., based on Edinburgh cult. 630341 (Woods 306)
Dendrobium apertum Schltr., flower, photo N.E.G. Cruttwell, based on Cruttwell (12/78, PNG, Mt. Param)
Dendrobium apertum Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 176, fig. 656
Dendrobium apertum Schltr., isotype specimen: Schlechter 18593 (L)