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PLATE XII 



JJ.E. Brown, del 



Cliitra aip C?Hlh. 



IJEPHRODIUM OCCULTUM, n.sp. 



1. Portion, of tLe ta.se ofa small sizecl irond, natrural size. 



2. Portion of tke apex of ditto, showing" the airupt termmatioii m alarge pinna, natural size. 



3. Basal parts of two pinn6e"froin tlie middle of a large frond, natural size. 



