Ferns of British India and Ceylon. 395 
about linchlong, fronds glabrous, coriaceous, 18-20 inches long,linear- 
oblong, spathulate, broader up- 
wards, but narrowed and acute 
at the apex, about 3 inches 
wide in the widest part, glabrous 
on both sides, texture less 
coriaceous than in the last 
two ; venation more evident, 
reticulated with free veinlets 
in some of the areoles, no 
prominent costules though 
the primary veins are slightly 
thicker than the others ; sori 
in narrow linear more or less 
flexuose, parallel lines in the 
upper portion of the frond 
not touching the costa nor 
extending to the margin. 
Baker ^ Syn. Fil. p. 388. Bedd. 
F. B. 1. t. 266. 
The Malay Peninsula, loxogramme avenia. {Baker.) 
Penang. 
(Also in the Malay Islands.) 
GENUS LXXIV.— BRAINEA. (/. Sm) 
(After C. Braine who first introduced the fern.) 
Sori linear, simple or branched, usually on the veins which form 
the costal areoles and on the bases of the free transverse ones, often 
more extended and confluent ; veins united so as to form one series 
of oblong or triangular costal areoles, the rest free, simple or forked, 
and generally all free towards the apex of the pinnae; caudex erect, 
arborescent; fronds pinnated continuous with the caudex. 
I. Brainea insignis. {Hook) Caudex as thick as a man's 
