EXPLANATION OF THE ILLUSTRATION 
Prare XVIII. ScapuyGorris proprngua C. Schweinf. 
1, plant, one half natural size. 2, flower from side, 
natural position, six times natural size. 38, column 
and lip from side, natural position, about nine times 
natural size. 4, petal, about nine times natural size. 
5, dorsal sepal, about nine times natural size. 6, 7, 
lips expanded, about nine times natural size. 
Drawn by E.mer W. Siri 
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