polypodiace/T;. 



151 



I*la(fio(fy}'ia Kunze. 



Plagiogyria rankanensis Hayata sp. nov. (Fig. 79-80). Rliiziima erec- 

 tum plus minus ascendens. Stipes 1.3-14 cm. longus triangularis in sectione 

 basi (lilatatus subcomplanatus basi plus minus squamatus. Frons 

 sterilis linejiri-triangularis 30 cm. longa 18 cm. lata apice in 

 ambitu cusi^idata basi truncata pinnata, pinnis inferioribus 



Fig. 79, Placiw- 



ffyria ran/canensit 



IIayata. 



Fig. 80, riagiogyria rankanensis Hayata x|- 

 longioribus, infimis plus minus reflexis, inferiorilms horizontaliter patentibus 

 lineari-lanceolatis 9 cm. longis 12 mm. latis apice acuminatis ad summuni 

 obtiLsis basi lateris inferioris valde contractis sed basi lateris superioris ad 



