EXPLANATION OF THE ILLUSTRATION 
Pirate X. Sreris punoensis C. Schweinfurth. 1, 
plants, three fourths natural size. 2, flower from 
front, three times natural size. 3, flower from side, 
three times natural size. 4, lip, three quarters view, 
fifteen times natural size. 5, lip from front, fifteen 
times natural size. 6, petal, fifteen times natural 
size, 
Drawn by Dorotuy H. Marsu 
