Ferns of British India and Ceylon. ^ 
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.) 
{Kyathos, 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. 
* Fi'onds U7idivided. 
I. CyATHEA SINUATA. {Hook. 
and Grev.) Caudex erect, 2-4 
ft. long, about i 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 No. 2. 
middle. Bedd. F. S. I. 259 : cyathea sinuata. {Hook.) 
Hook. Sp. FiLp. 16. 
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-lancaolate, acuminate 
with a long narrow point obliquely truncated at the base and shortly 
