Ferns of British India and Ceylon. 53 



veins pinnate, veinlets 6-7 in the lobes simple ; sori small, 4-8 to 

 each lobe, midway between the midrib and margin ; indusium 

 small, coriaceous, reniform, margin entire, soon deciduous. 

 Franchct, PL David ii. Thibet, Moupine in woods. Habit of 

 patens, but firm in texture and frond much attenuated down- 

 wards. I have not seen it. 



9. Last re a immersa. Perak. {King, No. 2,368.) Stipes 

 tufted, base of stipe and young unfolded fronds densely covered 

 with blackish linear-lanceolate hair-pointed scales; some forms 

 have the pinnules very narrow. 



ro. Lastrea calcarata. 



Var. /3 sericea. Perak. (Scortcchini.) 



11. Lastrea viscosa. Perak. (Day, Scor tec hint. King.) 



iia. Lastrea unidentata. (n. sp.) Caudex ? stipe 

 nearly 2 feet, densely villous, as is the rachis, with fine hair- 

 like jointed scales ; fronds 2-3 feet long, pinnate, with the 

 lower pinnae not smaller than those just above, but deflexed ; 

 pinnae about 7 inches long by 1-1J inch broad, cut down nearly 

 to the rachis into narrow-oblong segments, which are entire or 

 subentire, except a large tooth-like lobe on one side at the base, 

 near the sinus (most prominent in the lower pinnae) ; texture 

 herbaceous or subcoriaceous ; rachis of the pinnae densely 

 strigose above, furnished beneath with long white weak hairs 

 midrib of the pinnules slightly hairy on both sides, the lamina 

 below furnished with glandular dots ; veins 10-12 pair, all 

 simple, or the lowest forked ; sori medial on the veins ; indusium 

 persistent. 



Perak, dense jungle on the top of the Gunoug Boobo. 

 King's collectors, No. 7,434 (in part.) 



12. Lastrea CRASSIFOLIA. Perak, near Taepang, 2,000 leet 

 alt. (Day, King.) The rhizome is creeping. Wall. Cat. 355 second 

 sheet belongs here, first sheet being truncatum. 



