﻿572 71. POLYPODIUM. § 1. EUPOLYPODIUM. a. INTEGRIFOLIAE 



X. Rhizome short-creeping. (9a) P. locellatum. 



x.x. Rhizome erect. (96) P. paucisorum. 



2,3. Fronds 5—i5 m.M. broad. 



3. Sori medial between the midrib and edge. 



(10) P. Stanleyanum. 

 3.3. Sori nearer the midrib than the edge. 

 M:. Fronds sessile or subsessile (*). 



5. Veins simple. (11) P. diminutum. 



S.S. Veins forked. 



6. Fronds tufted. (12) P. malaicum. 



6.6. Fronds scattered or approximate. 



v. Sori rather close. (13) P. australe. 



7.7. Sori rather distant. (14) P. adspersum. 

 4.41. Fronds decidedly stalked. 



$. Fronds short, to + i5 c.M. long. 



(15) P. subselligueum. 

 $.$. Fronds longer, more than i5 c.M. long. 



X. Rhizome scales broad. (16a) P. fasciatum. 



x.x. Rhizome scales narrow. (166) P. subfasciatum. 

 f.f. Stipes or fronds more or less distinctly hairy, tomentose, furfuraceous 

 or scaly, at least on the midrib or the margin (^). 

 2'. Fronds narrow, to + 5 m.M. broad. 

 3\ Fronds short, fo 5 c.M. long. 



4L'. Stipes short or wanting. Fronds slightly hairy or ciliale. 

 S. Fronds minute, under 3 c.M. long. 

 6'. Under surface slightly pubescent. 



(17) P. vittariifoliuni. 



6.6'. Both surfaces covered with brown, scattered 



hairs. (18) P. Merrillii. 



S'.S'. Fronds somewhat larger, + S^j^ — 5 c.M. long 



when fully developed. 



;K. Fronds sessile. (19) P. universe. 



>f-.^. Fronds short-stalked, the stipe scaly. 



(20) P. sucklingianuni. 



4'.4'. Stipes distinct, i c.M. long or longer. Fronds densely 



hairy. (21) P. lasiosorum. 



(') See also P. subfasciatum, Rst. 



(*) See also P. australe, Metl. & ornatisslmuni, Rst. 



