31 



ASPIDIE^E, 

 POLYSTIOHUM. (See " Ferns of Southern India," p. 41.) 



POLYSTICHUM STIMULANS (Kunze.) Caudex short stout oblique very scaly, stipites densely tufted 24 inches long 

 often chaffy flexuose slender and tawny as is the raehis, fronds sub-coriaceous 4-6-8 inches long, linear or oblong-lanceolate acute pinnate, 

 pinnae lax distant distinctly petiolate from an oblique truncate cuneate base rhomboideo -triangular with generally a spinose auricle at 

 each base and with two or three large sharp serratures which as well as the apex are terminated with a spine, rarely one of the auricles 

 becomes a free pinnule, sori few in two rows one on each side of the costules. — Hook Sp. Fil. iv. 12. — Kze. Herb, fide, Metten. Aspid p. 

 43.— Polystichum, Pr. Tent. Pterid. p. 83.— Aspid pungens, Wall. Cat. n. 368, (not lilfs.J— Aspid ilicifolium, Don. Prodr. Nep, p, 3 

 ( not Fee.) — Aspid sagittatum, Jacquem. Mss. in Herb. Mies. Paris and Herb. HooL 



The specimen figured is from Sikkim, (Dr. Thomson) and partly from Sir Will. Hooker's plate in " Species Filicum." 



Hab. Nepaul, Kumaon (elevation 9,000 feet), Simla, Valley of the Jumna, Sikkim, Changtam, Tambur river, 



PLATE No. XXXI. 



