HYMENOl'HYLJ.UM. 4.')1 



GENUS XYI. 



HYMENOPHYLLUM. Smith. 



Scarcely diifering from TricJwmanes , the mark of distinction 

 consisting in the involucres being two-valved. 



There are two British sj^ecies; and eighty -five known species 

 are described by Sir "VV. J. Hooker in his "Species Filicum;" 

 of these ten are natives of New Zealand, nine of Jamaica, nine 

 of ChilcE, seven of Java, five of Mauritius, four of Brazil, three 

 of Columbia, three of Peru, three of Caraccas, and three of 

 Nepal. 



