EXPLANATION OF THE ILLUSTRATIONS 
Pirate II. Cranicuis nreroGiypuica Ames & Correll. 
1, plant, one half natural size. 2, flower,spread open, 
ten times natural size. 3, flower, side view, six times 
natural size. 4, lip and column, side view, ten times 
natural size. 5, lip, spread out, ten times natural size. 
Piate II]. Sprranrues sTOLONIFERA Ames & Correll. 
1, plant, natural size. 2, flower, front-side view,twice 
natural size. 3, flower, front view, twice natural size. 
4, lip, column and lateral sepals, spread open, twice 
natural size. 5, petals and dorsal sepal, spread out, 
twice natural size. 
Pirate IV. Goopyrera Mason Ames & Correll. 1, plant, 
one half natural size. 2, flower, side view, five times 
natural size. 3, flower, spread open, three times nat- 
ural size. 4, lip, partly spread out, six times natural 
size. 
Pirate V. Eryruropes ovATILABIA Ames & Correll. 1, 
plant, natural size. 2, flower, side view, five times 
natural size. 3, dorsal sepal, five times natural size. 
4, lip, partly spread out, five times natural size. 53, 
lateral sepal, five times natural size. 6, petal, five 
times natural size. 
Pirate VI, Lepanrues excepens Ames & Correll. 1, 
plant, twice natural size. 2, sepals, spread out, seven 
and one half times natural size. 3, lip, from above, 
twenty times natural size. 4, petal, twenty times 
natural size. 5, column, dorsal-side view, fifteen times 
natural size. 
PLEUROTHALLIS ANGUSTISEPALA Ames & Correll. 6, plant, 
one half natural size. 7, flower, side view, twice nat- 
ural size. 8, sepals spread out and column, twice 
natural size. 9, lip, spread out, five times natural size. 
10, petal, seven and one half times natural size. 
[91 ] 
