Ferns of British India and Ceylon. 83 
inches long and 3 inches broad, simply pinnate, often elongated and 
rooting at the apex ; pinnae subdimidiate, the lower edge nearly in a 
line or oblique with the petiole, the upper edge rounded and like the 
bluntly-rounded sides usually more or less lobed; petioles of the 
lower ones spreading ^-^ inch long, texture herbaceous; the rachis 
and both surfaces naked ; sori in continuous lines along the edge 
Bimn. FL Lid, p. 235. Hook. Syn. Fil. p. 114. Bedd. F. S. I. f.i. 
Throughout Northern India in moist places ; South India, very 
general on the western side in the plains and lower slopes of the 
hills ; Ceylon ; Birma. 
(Also in the tropics of nearly the whole world.) 
Var. fy Mettenii. {Kuhn.) 
Stipes and rachis winged, not 
polished, petioles winged, very short, 
otherwise as in lunulatum (type). 
Kulin, Fil. Af. p. 65. Bedd. Ferns 
Suppl. t. 354. A. pteropus, R. Bi\ 
Travancore Mountains, in dense 
evergreen forests between Cour- 
tallumand Quilon, 1,000-2,000 feet. 
Perhaps a distinct species. 
(Also in Tropical Africa.) 
3. Adiantum caudatum. (Z.) 
Stipes 2-4 inches long, tufted, wiry, 
spreading, dark chestnut-brown, 
tomentose ; fronds 6-12 inches long, 
simply pinnate, often elongated and 
rooting at the extremity, pinnae \-% inch long, \ inch deep, di- 
midiate, nearly sessile, the lower line straight and horizontal, the 
upper rounded, more or less cut, often deeply and repeatedly, the 
point usually blunt, the lower ones slightly stalked ; texture cori- 
aceous ; the veins prominent ; the rachis and both surfaces of the 
frond villose ; sori roundish or transversely oblong on the edge of 
. the lobes. Hook. Syn. Fil. /. 115. Bedd. F. B. I. t. 2. 
N0.43. 
adiantum lunulatum. 
var. mettenii. {Kuhn.) 
