EXPLANATION OF THE ILLUSTRATION 
Pirate III. Erytruropes rosusta C. Schweinfurth. 
1, plant, severed to show lower rooting, median 
leafy and apical flowering portions, one third natu- 
ral size. 2, flower from side, natural position, about 
natural size. 3, spur and lip, expanded, one and 
one half times natural size. 4, dorsal sepal with 
partially adherent petal, twice natural size. 5, 
column from side, two and one half times natural 
size. 6, glandular hairs on outer surface of sepals, 
about eight times natural size. 
Drawn by Ermer W. Situ 
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