There were 4 illustrations found for epithet callistachyus,-a,-um
 
309592 188758 Campylocentrum callistachyum Cogn. C.F.P. von Martius, A.G. Eichler, I. Urban, Fl. Bras., vol. 3(6): fasicle 128, (Orchidaceae, tribus XVIII - XXII, addenda et emendanda): t. 73 (1905)