n 



ASPIDIEiE. 



POLYSTICHUM PrESCOTTIANUM (Hook.) Caudex short thick erect or declined paleaceous with very large brown 

 scales, stipites densely tufted stout 1-4 inches long, and as well as the stramineous glossy rachis and costse and veins especially beneath 

 villous with soft lax hair-like pale-coloured scales, on the stipes mixed with large ovate membranaceous ones, fronds 1-2 feet long, rarely 

 in the broadest part 2 inches wide, elongato-lanceolate acuminate soft and membranaceous gradually narrowing at the base pinnate or 

 ,sub-bi-pinnate, pinnse ovato-oblong sessile tapering to an obtuse apex deeply pinnatifid (except at the very apex,) almost to the costa 

 (some of the inferior ones pinnate), lobes or pinnules ovate or oblong without auricle strongly and uniformly serrated the serratures with 

 long soft hair-like points, sori chiefly on the superior half of the frond in two rows near the costule, involucres peltate entire membra- 

 naceous.— Hook Sp. Fil. iv. 22.— Aspid. Prescottianum, Wall. Cat. n. 363.-~Metten, Aspid. p. 48.— Polypodium Pseudo-Lonchitis, 

 Jacg^uemont, Mss. in Herb. Hook /3 ; frond bi-pinnate. 



The specimen figured is from the Himalayas, (Dr. Thomson) and from Sir W. Hooker's plate in " Species Filicum." 



Hab. Kumaon, Himalayas from extreme west to Bhotan in the east (elevation 10 — 12,000 feet.) 



PLATE No. XXXIV. 



