EXPLANATION OF THE ILLUSTRATION 
Mataxis Monopuy ios ( L. ) Swartz and var. BRACHY- 
ropa (4.Gray) Morris & Eames. All of the figures 
are much enlarged. Figs. 1-7 represent lips taken 
from different plants and to aid in comparative 
studies they are represented in the same_ posi- 
tion. The basal lobes have been flattened out to 
reveal the outline. The magnification is similar 
throughout. 1,var. brachypoda from Newfoundland, 
2mm. long. 2, var. brachypoda trom Vermont, 2.5 
mm. long. 8, var. brachypoda from Japan, 2 mm. 
long. 4, M.monophyllos trom Switzerland, 3 mm. 
long. 5, var. brachypoda from Vermont, 2 mm. 
long. 6, M. monophyllos from Japan, 2 mm. long. 
7, M. monophyllos from China, 1.5 mm. long. 8, 
raphides found in the thickened margin and keels 
of the lip of M.monophyllos and var. brachypoda, 
much enlarged. 9, M.monophyllos from Siberia, lip 
2mm. long. 10, var. brachypoda from Vermont, 
lip 2.5 mm. long. 11, M.monophyllos from Pomer- 
ania, lip 2.5 mm. long. 
Drawn with the aid of the camera lucida, figs. 2, 
5, 8 and 10 from specimens preserved in alcohol; all 
other figures from dried specimens, August 1938 by 
BLancuk AMES 
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