i2o 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 

 Pellsea; veins copiously anastomosing, without free included veinlets; 

 the rest as in Pteris. 



i. Doryopteris ludens. (Wall.) Rhizome creeping, furnished 

 with linear 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 arid 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. Gat 88. Hook. Syn. Fil. 166. Clarke, 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 allied 

 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 Philippine islands.) 



GENUS XXXL— LITOBROCHIA. (Presl.) 



(Lithos, a stone ; brocha, spots ; the areoles of the net-like veins 

 resembling pavement.) 



Veins copiously anastomosing with some free included veinlets ; 

 otherwise as in Pteris, 



1. Litobrochia incisa. (Thunb.) Caudex long creeping, 

 subterraneous; stipes and rachis castaneous glossy ; fronds ample, sub- 



