密鳞耳蕨

本种与宝兴耳蕨的主要区别：叶片长45-62厘米，羽片基部上侧的第片小羽片小裂或上侧羽状浅裂，侧脉下面不凹陷或略凸起。

分布：印度北部、巴基斯坦、锡金、不丹、尼泊尔也有分布

产地：西藏南部

生境：林下，不丹、尼泊尔、印度北部及巴基斯坦有分布

海拔：1900-2400米

Polystichum squarrosum (Don) Fee, Gen. Fil. 278. 1852; C. Chr. Ind. Fil. 587. 1906 et Suppl. 3. 165. 1934 et in Contr. U. S. Nat. Herb. 26: 286. 1931; Tagawa in Hara, Fl. E. Himal. 1: 481. 1966: Nayar et Kaur, Compan. Bedd. Handb. Ferns Brit. Ind. 49. 1974; Khular et Gupta in Nova Hedwigia 32: 417. f. 1-8. 1980; Nakaike in Misc. Publ. Nat. Sci Mus. Tokyo 1982: 145. Pl. 6. 1982; Ching et al. in C. Y. Wu, Fl. Xizang. 1: 312. 1983; Dixit, Census Ind. Pterid. 160. 1984; Iwatsuki in Ohba et Malla, Himal. Pl. 1: 297. 1988; H. S. Kung in Act. Bot. Bor.-Occ. Sinica 9 (4): 271. 1989: Vasud. et al. in Indian Fern J. 7: 79. 1990; Nakaiket S. Malk,Crypt. Fl. Pakist. 2: 342. 1993.——Aspidium squarrosum Don, Prodr. Fl. Nepal. 4. 1825; Hope in Journ. Bomb. Nat. Hist. Soc. 14: 470. 1902.——Polystichum rufo-barbatumSchott, Gen. Fil. ad t. 9. 1834; Diels in Engl. u Prantl, Nat. Pflanzenfam. 1 (4): 191. 1899.——Aspidium rufobarbatum Wall. List n. 369. 1828 nom. nud; C. Chr. Ind. Fil. 91. 1906.——Aspidium aculeatum Sw. var. rufo-barbatum (Wall.) Clarke inTrans. Linn. Soc. II. Bot. 1: 509. 1880. ——Polystichum aculeatum (Sw.) Bedd. Handb. Ferns Brit. Ind. 207. 1883. ——P. integripinnulum Ching in C. Y. Wu, Fl. Xizang. 1: 210. pl. 49: 7-8. 1983. ——P. apicisterile Ching et S. K. Wu in C. Y. Wu, Fl. Xizang. 1: 212. 1983.