EXPLANATION OF THE ILLUSTRATION 
AspasiA pusILLa C, Schweinf. 1, plant, natural size. 
2, flower from front, twice natural size. 3, column 
and lip from side, natural position, four times nat- 
ural size. 4, basal portion of lip, showing callus, 
four times natural size. 
Drawn May 1941 by G.W.DitLon 
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