LIST OF PLATES. 
drawings l)y Hugo Navarro, natural size. 
Tab. I. A, Sohizoloma fuligineum Copel. 
B, Schizoloma angustum Copel. 
II. Dijilazium Bolsteri Copel. 
III. Adiantum opacum Copel. 
IV. A, Polypodium Bolsteri Copel. 
B, Polypodium Whitfordi Copel. 
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