Dendrobium putnamii A.D.Hawkes & A.H.Heller, habit, photo Roy. Bot. Gard. Edin., based on Edinburgh cult. 820995 (Reeve 299)
Dendrobium putnamii A.D.Hawkes & A.H.Heller, drawing by M. Bates in Notes Roy. Bot. Gard. Edinburgh 46 (1989) 221, fig. 17
Dendrobium putnamii A.D.Hawkes & A.H.Heller (as Dendrobium coerulescens Schltr.), drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 179, fig. 671
