AN ENDMEEATION OF CULTIVATED FEENS. 131 



with hyaline squamas. Fronds simple, liaear, smooth, rigid or 

 flaccid and pendulous, from a few inches to 2-3 feet in length. 

 Veins simple, forming an acute angle with the midrib, their 



OenuB 66.— Outline portion of frond, naturid size j ditto enlarged. No; 1 . 



apices prolonged into atransverse marginal vein, which becomes 

 the receptacle. Sporomgia seated in an extrorse sKt of the 

 margin. Son mai-ginal, linear, continuous. 



1. v. zostersBfolia, Sory; Fee, Mem. Fil. t. 2,/. 2; Lowe's 

 Ferns, 2, t. 65 B. — Mauritius. 



57. HAPLOPTEBIS, Presl 

 Vernation uniserial, contiguous j sarmentum short, becoming 



GenuB 67.— Portion of frond, slightly enlarged. No. li 



k2 



