EXPLANATION OF THE ILLUSTRATION 
Prare XXX. PLeuroTHALLis MAGNIPETALA C.Schwein- 
Jurth. 1, plant, natural size. 2, flower expanded, five 
times natural size. 3, column and lip from the side, 
ten times natural size. 4, lip, ten times natural size. 
Drawn by Dororny H. Marsu 
