EXPLANATION OF THE PLATES 
(Photographs by Cortes) 
Plate II. Cyathea subdimorpha Copel. Sheet No. 651911, U. S. National 
Herbarium (type). 
III. Athyrium pulcherrimum Copel. Sheet No. 652520 U. S. National 
Herbarium (type). 
IV. Athyrium subscabrum Copel. Sheet No. 652805 U. S. National 
Herbarium (type). 
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