P0LYP0DIACEJ1. 11 



of its segments. The forms ft and y may be considered the two 

 extremes of these variations. 



14. POLYPODIUM PLUMULA, H. B. K. 



Polypodium plumula, H. B. K. in Willd. Spec. PI. v. p. 178 ; Raddi, Plant. Brazil, p. 

 18, t. 27, f. 1; Gaud. Bot. Freyc. Yoy. p. 355 (excl. synon.) 



Hab. Corcovado, Rio Janeiro, Brazil. 



Plant averaging from 10 to 12 inches high. Fronds lanceolate, 

 and attenuated at both ends, deeply pinnatifid. Segments direct and 

 horizontal. 



15. Polypodium paradises, Langsd. & Fisch. 



Polypodium paradisese, Langsd. & Fisch. Ic. Fil. p. 11 j Willd. Spec. PL v., p. 179; 

 Kaulf. Enum. Fil. p. 105. 



Hab. Corcovado, Rio Janeiro, Brazil. 



The fronds of this average in height from 18 inches to 3 feet. 

 They are pinnate at base, and deeply pinnatifid towards the point ; 

 with subalternate lanceolate-linear, slightly repand, obtuse or acute 

 flexuous segments, from 2 to 3 inches long. Stipes and rhachis round 

 and rufous-pubescent. 



Although Gaudichaud has united this to the preceding, it is never- 

 theless very distinct ; and both may be viewed as among the most 

 handsome species of this tribe. 



16. Polypodium reclinatum, Sp. Nov. 



P. ccespitosum; stipitibus brevi tereto Jiirsuto ; frondibus flaccidis pendulis 

 hirsutes linearibus pennatis ; pinnis adnatis alternis ovatis valovato- 

 oblongis basi superiors subaricidato, costa flexuosa; venis pinnatis ; 

 soris biserialibus orbicularis approximatis ; sporangiis ecliinatis. 



