Cleisostoma firmulum Rchb.f., stem with inflorescence, photo E.F. de Vogel, from Leiden cult. 20031100
Cleisostoma firmulum Rchb.f., flowers, photo J. Meijvogel, Leiden cult. 31994
Cleisostoma firmulum Rchb.f., flower, oblique front view, photo E.F. de Vogel, from Leiden cult. 20031100
Cleisostoma firmulum Rchb.f., flower, lateral view, photo E.F. de Vogel, from Leiden cult. 20031100
Cleisostoma firmulum Rchb.f., drawing N.H.S. Howcroft 170, from Dampit R., Lae
Sarcanthus bicornis J.J.Sm., drawing J.J. Smith, from collection not recorded
Sarcanthus bicornis J.J.Sm., drawing J.J. Smith, from Versteeg 1077
Sarcanthus decurvicalcar J.J.Sm., drawing J.J. Smith, from Feuilletau de Bruyn 456
Cleisostoma bicorne (J.J.Sm.) Garay, herbarium sheet, Versteeg 1077, isosyntype specimen (L)
Sarcanthus bicornis J.J.Sm., herbarium sheet, Bogor cult. s.n. (Exp. Lorentz, Djibdja 843), syntype specimen (BO)
