I20 
Ferns of British India and Ceylon. 
GENUS XXX.— DORYOPTERIS. (/ Smith) 
(Dory^ spear ; pteris, form of the fronds.) 
Fronds small, sub-pedate or sagittate, in texture and colour like 
Pellaea; veins copiously anastomosing, without free included veinlets; 
the rest as in Pteris. 
I. DoRYOPTERis LUDENS. {Wall.) Rhizomc Creeping, fumishcd 
with Imear adpressed brown scales which have white margins ; stipes 
solitary distant, polished, sometimes with a few scales, and often with 
dusky sub-tomentose pubescence at base and apex ; barren frond on 
a stipe 3-4 inches long, triangular with two slightly deflexed basal 
lobes, to hastate with two basal and two large spreading lateral lobes, 
the margin entire; fertile frond, on a stipe often 12 inches long, 
4-6 inches each way, cut down into five linear-lanceolate or 
lanceolate lobes, one erect, two spreading and two deflexed, of which 
all except the last are sometimes again forked ; texture coriaceous, 
costa polished, veins hidden ; sori continuous all round the margin. 
Wall. Cat. 88. Hook. Syn. Fil. 166. ClarJze, F. N. I. 470. Lito- 
brochia ludens and pedata, Bedd. F. N. I. t. 26 and 27. 
Chittagong Hills up to 1,000 feet elevation; Orissa, on the Balasore 
Hills ; Birma. (A specimen in Wight's herbarium of this or an aUied 
species is supposed to be from the Dindigul mountains in the Madras 
Presidency; but it has never been found there of late.) 
(Also in the PhiHppine islands.) 
GENUS XXXI.— LITOBROCHIA. {Presl) 
{Litlios, a stone ; hrocha, spots ; the areoles of the net-Hke veins 
resembling pavement.) 
Veins copiously anastomosing with some free included veinlets ; 
otherwise as in Pteris. 
I. LiTOBROCHiA iNCiSA. {Thiinb.) Caudex long creeping, 
subterraneous; stipes and rachis castaneous glossy ; fronds ample, sub- 
