86 
Ferns of British India and Ceylon. 
of the outer edge. Hook. Syn. Fil p. 123. Bedd. F. S. /. ^. 
Ad. emarginatum, Fedd. F. B. I. t. 18. 
Nilgiri and Pulney Mountains at the higher elevations. Ceylon. 
(Also in AustraUa, New Zealand, America, Africa and the East 
African Islands.) 
6. Adiantum VENUSTUM. {Dou.) Fronds 3-4-pinnate ; pinnules 
firm, membranaceous-chartaceous, glabrous, and slightly glaucous 
beneath, shortly petiolulate obovate-cuneate, rarely subrhomboid- 
acuminate, striated, the superior margin rounded, scarcely ever or but 
slightly 2 or 3 lobed, finely dentate-serrate, fertile lobes with 2, rarely 
3 notches, each notch bearing a rather large sorus at the bottom ; 
involucres reniform-cordate, submembranaceous ; stipes and slender 
rachis everywhere ebeneous-glossy, glabrous. Hook, Sp. Fil. ii. 40. 
A. venustum, Don Frodr. Fl. Nep. 16. Bedd. F B. I. t. 20. 
N. E. Himalayas, very common, 3,000-10,000 feet elevation. 
(Also in Cabul.) 
7. Adiantum pedatum. (Z.) Stipes 6-12 inches long, polished, 
dark chestnut-brown, glabrous ; fronds dichotomous, with the main 
divisions flabellately branched; central pinnae 6-9 inches long, i-ii 
inch broad; pinnules i-f inch long, i inch deep, dimidiate, 
broadest on the side nearest the stem, the upper and outer margin 
lobed, sometimes one-third down, the lowest on short slender stalks ; 
texture pellucid-herbaceous ; rachises and surfaces naked ; sori 
roundish or transversely oblong, 1-2 lines broad. Zz'nn. Sp. Fl. 1557. 
Hook. Syn. Fil. p. 125. Bedd. F. B. I. t. 167. 
N. W. Himalayas, from Gurwhal to Sikkim, 6,000-9,000 feet 
elevation. 
(Also in Japan and North America.) 
8. Adiantum hispidulum. {Swartz.) Stipes up to 15 inches 
long ; strong, erect, polished, dark chestnut-brown, scabrous ; fronds 
dichotomous, with the main divisions flabellately branched ; central 
pinnae 6-9 inches long, ^-i inch broad, dimidiate, sub-rhomboidal, 
rather broader on the side nearest the stem, hispid on both sides, the 
outer edge bluntly rounded or oblique, upper and outer margin 
