桃花岛鳞毛蕨 tao hua dao lin mao jue

Dryopteris scabripes Ching.

Rhizome erect, densely covered with scales at apex. Fronds caespitose. Stipes stramineous, 25-35 cm, base densely covered with lanceolate, dark brown, entire scales. Lamina oblong, 40-50 × 20-30 cm, bipinnate. Pinnae 10-15 pairs, opposite or subopposite, ovate-lanceolate, 15-18 × 5-6 cm, usually shortened at base of lamina, acuminate. Pinnules 10-13 pairs, lanceolate, 3-4 × ca. 1 cm, pinnatilobate to pinnatisect, acute or obtuse. Segments obtuse, usually 1- or 2-toothed at apex. Lamina herbaceous, yellowish green. Rachis and base of pinna rachis densely covered with lanceolate, dark brown scales; pinna rachis and costa covered with bullate scales abaxially. Veins pinnate, obscure. Sori in 1 row on either side of costa or scattered at base of pinnules, nearer to costa than to margin; indusia brown, reniform, entire. n = 123.

Subtropical or temperate forests. Sichuan, Zhejiang [Japan, Korea].