156 
South India, Tinnevelly and Travancore~ 
Hills; Ceylon, Central Provinces, 2,000—5,000 
feet; Cachar and Chittagong Hills at no ele- 
vation; Malay Peninsula—Malay Islands; 
North Australia ; Polynesia. 
Genus XXXIV.—NEPHROLEPIS SCHOTT. 
(Deriv. Gr. Nephros, kidney ; lepts, scale—in 
allusion to the indusium being kidney-shaped 
and scale-like.) 
Sori round, indusium  kidney-shaped or 
roundish ; veins forked, free, with club-shaped 
apices. Fronds simply pinnate, pinne articu- 
Jated and furnished with white dots above. 
_ 1. Rhizome erect, stoloniferous. 
(a) Sori about midway between edge and 
midrib. Rhizome often bearing tubers. 
(:} Plant sturdy in habit. Texture 
leathery. Indusium leathery. 
1. N. cordifolia. 
(wz) Plant delicate in habit. Texture 
membranaceous. IJndusium thin. 
2 2. N. undulata. 
(6) Sori nearer the margin. Rhizome 
never bearing tubers. 
