POLYPODIACKE. 



153 



10 cm. i-emotse a rhachibiis fiondium aDgizlo 40°-50^ divaricatfe, piniiulis ordinis 

 primarii inf erioril us a se 3 cm. remotis a racbibus pinnanun 70^-80° divari- 

 catis, pinnuhs ordinis secnndarii inferioribus a se 1 cm. remotis a rhachibus 



^. 





Fig. 94, Dryopferis fluviaUs Hayata ; a, a smaller speeimen of the plant ; b, a larger 

 one ; c, a scale on the rhizome ; A. a pinnnle ; e, portion of a setalose costuLi i,upper snrface) 



