Ferxs of British India and Ceylon. 



5 



Alsophila) inferior, including the sorus, lateral and resembling a scale 

 on the under side of the sorus, or cup-shaped, often when young en- 

 veloping the sorus, eventually opening at the summit, or breaking down 

 with a more or less regular margin ; caudex very often arborescent. 



GENUS II.— CYATHEA. {Smith.) 



{Kyat/ios, a cup — the form of indusium.) 



Soii on a vein, or in the axil of the forking of a vein, receptacle 

 elevated, globose, or elongated; 

 indusium globose inferior, cov- 

 ering the whole sorus, after- 

 wards breaking at the summit, 

 and forming a more or less 

 persistent cup, even or irregu- 

 lar, at the margin ; generally 

 arborescent ; stipes often acu- 

 leated ; fronds simple, pinnate, 

 or decompoundly pinnate. 

 * Fronds undivided. 



I. CVATHEA SINUATA. {Hook. 



and Grev.) Caudex erect, 2-4 

 ft. long, about 1 inch in diame- 

 ter ; frond simple, 2-3 ft. long, 

 I2| inches wide, elongate-lan- 

 ceolate, sinuate, acuminate, ta- 

 pering at the base ; veins pin- 

 nate ; veinlets soriferous near 

 middle. Bedd. F. S. 1. t. 259 ; 

 Hook. Sp. Fit. p. 1 6. 



Ceylon, in the Singhe-Rajah Forest. 



** Fronds pinnate. 



2. Cyathea Brunonis. {Wall.) Stipes 12 feet long; fronds 

 2-3 ft long, pinnate glossy ; pinnae 6-14 inches long, alternate, 

 between membranous and coriaceous, oblong-lanceolate, acuminate 

 with a long narrow point obliquely truncated at the base and shortly 



CYATHEA SINUATA. {Hook.) 



