EXPLANATION OF THE ILLUSTRATION 
Piare XXV. PLevroTHALiis cARNOSIFOLIA C. Schwein- 
furth. 1, plant, one and one quarter times natural 
size. 2, another leaf with upper part of stem, five 
eighths natural size. 3, lip, three quarters view, six 
times natural size. 4, dorsal sepal, four times natu- 
ral size. 5, petal, four times natural size. 6, column 
with lateral sepal, four times natural size. 
Drawn by Dororuy H. Marsu 
