102 



FEENS : BRITISH AND FOEEIOlir. 



6. C. hyllitidis, Presl. Polypodium HiyLiticlis, Linn. ; 



(Plvm. Fil. t. 130).— Tropical America. 



7. C. nitidiun, Presl. Polypodium nitidum, Kaulf. Cam- 



py lonexinim latum, Moore, Ind. Fil. p. 225. — Tropical 

 America. 



8. C. brevifolimn, Linh. Polypodium brevifoUum, Link; 



Mett. Fil. Sort. Lips. — Tropical America. 



** Fronds pinnate. 



9. C. deeurrens, Presl. Polypodium -decurrens, Badd. Fil. 



Bras. t. 33. Polypodium polyanthoB, Hort. Brax. — 

 Brazil. 



28. DRYNAEIA, Bory ; J. 8m. 



Rhixome short, thick, and fleshy. Fronds rigid ; the sterile 

 (when present) sessile, broad cordate, sinuose or laciniated ; the 

 fertile stipitate or sessile, pinnatifid or pinnate, rarely simple, 

 the segments articulated with the rachis ; when sessile, the base 

 is similar to the special sterile frond. Veins external, elevated. 



Genua 28. — Portion of mature frond, under Bide. No. 0* 



compomid anastomosing, forming qnadrate or hexagonalareoles; 

 priroary veins costseform or obsolete. Receptacles compitaL 

 Sori round, small, numerous, and irregular, or transversely or 

 obliquely serial, sometimes confluent, forming a linear soms 

 between the costseform veins. 



