178 



POLYPODIAC&E. 



infimis elongate- triangularibus 8 cm. longis a basi 3^ cm. latis petiolatis 

 (petiolis 13 mm. longis) obliquis latere inferiore quarn latere superiore latiori- 

 bus, pinnulis I. inferioribus pinnatis a se circ. 1 cm. remotis superioribus 

 pinnatifidis versus summum lobnlatis, pinnulis I. infimis latere inferiore pin- 



narum 23 mm. 

 longis 1cm. latis 

 sessilibus basi 

 pinnatis medio 

 pinnatifidis sur- 

 sum lobulatis, 

 (segmentis in- 

 fimis angustato- 

 quadrangulari- 

 bus 6 mm. longis 

 l mm. latis 

 apice obtusis 

 basi plus minus 

 contractis vel ad 

 rhachin adnatis 

 divaricatis mar- 

 gine undulato- 

 integris, undis 

 utroque latere 

 3-4). Rhaches 

 frondium semi- 

 teretes glabras 

 tenuissimse su- 

 pra sulcatae 

 subtus convexse; 

 rhaches pinna- 

 rum supra leviter 



sulcatse glabrae; 

 Fig. 116, Dryopteris serrato-dentata HAYATA; a, the plant; b, 

 a scale on the stipe ; c, a portion of a pinna. veniS Centrallbus 



