Dendrobium ingratum J.J.Sm., habit detail, photo P. O'Byrne, based on O'Byrne D505
Dendrobium ingratum J.J.Sm. (as Dendrobium kenejianum Schltr.), drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 208, fig. 785
Dendrobium ingratum J.J.Sm., drawing J.J. Smith, based on Gjellerup 579
Dendrobium ingratum J.J.Sm., drawing J.J. Smith, based on Gjellerup 579
Dendrobium ingratum J.J.Sm., isotype specimen: Gjellerup 579 (L)
