EXPLANATION OF THE ILLUSTRATION 
Pirate I]. Avrenstrernta eviiprica C. Schweinfurth. 
1, plant, four fifths natural size. 2, flower, three 
times natural size. 3, dorsal sepal, four times nat- 
ural size. 4, petal, four times natural size. 5, lat- 
eral sepal, four times natural size. 6, lip, partially 
expanded, four times natural size. 7, column and 
summit of ovary, eight times natural size. 
Drawn by Gorvon W. Ditton 
