暗鳞鳞毛蕨 an lin lin mao jue

Aspidium atratum Wallich ex Kunze, Linnaea 24: 279. 1851; Dryopteris hirtipes (Blume) Kunze subsp. atrata (Wallich ex Kunze) Fraser-Jenkins; D. hirtipes var. atrata (Wallich ex Kunze) C. Christensen; Nephrodium atratum (Wallich ex Kunze) Handel-Mazzetti.

Plants 50-60 cm tall. Rhizome erect, short, densely clothed with lanceolate, brown scales. Fronds caespitose; stipe stramineous, 20-30 cm, base densely clothed with lanceolate, brownish black scales, upper portion toward rachis densely clothed with linear or subulate, brownish black, ciliate scales; lamina lanceolate or broadly lanceolate, up to 30 cm, ca. 15 cm wide at middle, once pinnate, base not narrowed; pinnae ca. 20 pairs, nearly spreading, lanceolate, middle pinnae 8-10 × 1.2-1.5 cm, base truncate, subsessile, margin coarsely dentate to pinnately lobed, apex acuminate. Lamina papery; pinna rachis and veins sparsely clothed with brownish black scales abaxially; lateral veins simple. Sori on middle of veinlets, scattered on each side of costa; indusia orbicular-reniform.

Broad-leaved evergreen forests; 500-2300 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shandong, Shanxi, Sichuan, Taiwan, Xizang, Yunnan, Zhejiang [Bhutan, India, Myanmar, Nepal, Sri Lanka, Thailand, Vietnam].