80 

 3- Cheilanthes tenuifolia Sw. 



Rhizome short, creeping. Stipes purple-black, 

 scaly. Frond ovate or triangular, tri-pinnatind ; 

 pinnules linear-acuminate, segments oblong- 

 lanceolate. Main rachis winged above, partial 

 rachises all narrowly winged. . Texture almost 

 membranaceous. Sori circular, eventually 

 confluent. 



Distribution : Bombay Presidency North 

 Kanara, common everywhere during the rains, 

 dying down shortly after, Karwar, Castle Rock ; 

 Deccan, dry localities ; Londa on claybanks ; 

 also seen at one place at Mahableshwar ; Goa 

 territory, Margao (near a spring). [Plate VI,] 



Madras Presidency, common in the plains 

 and on low hills up to 4,000 feet ; Bengal ; 

 Assam ; Chittagong ; Dacca ; Chota Nagpur ; 

 Khasya up to 3,500 feet ; Sikkim ; Malay 

 Peninsula. China ; Australia ; New Zealand ; 

 Polynesia ; Uruguay ; Malay Islands. 



GENUS XV. PTERIS L. 



(Deriv. Greek name for fern, from Gr. Ptcryx, 

 a wing in allusion to the prevalence of pinnate 

 form.) 



