Grammatophyllum measuresianum Sander, flowers, photo P. O'Byrne, from the Philippines
Grammatophyllum speciosum Blume, lowest flower on inflorescence, photo J. Meijvogel, Leiden cult. 21130, from Borneo, Kalimantan
Grammatophyllum speciosum Blume, habit (with Art Vogel), photo A. Schuiteman, Singapore Botanic Garden cult.