欧洲金毛裸蕨 ou zhou jin mao luo jue

Acrostichum marantae Linnaeus, Sp. Pl. 2: 1071. 1753; A. canariense Willdenow; A. subcordatum Cavanilles; Ceterach marantae (Linnaeus) Candolle; Cheilanthes marantae (Linnaeus) Domin; Cincinalis marantae (Linnaeus) Desvaux ["maranthae"]; Gymnogramma marantae (Linnaeus) Mettenius; Gymnopteris marantae (Linnaeus) Ching; Notholaena marantae (Linnaeus) R. Brown; N. marantae subsp. subcordata (Cavanilles) Benl & Poelt; Paraceterach marantae (Linnaeus) R. M. Tryon.

Rhizomes decumbent or ascending, short, stout; scales tan, narrowly subulate. Fronds clustered or closely spaced; stipe 6-17 cm × 1.5-2.5 mm, covered with fibrous scales; lamina adaxially brownish green, broadly lanceolate, (8-)12-20 × 2.5-5 cm, thinly papery, abaxially densely covered with reddish brown, pellucid, ovate-lanceolate scales, adaxially glabrous, pinnate-pinnatifid, gradually tapered to pinnatifid apex; rachis and costae with sparse, small subulate-lanceolate scales. Pinnae (6-)10-16 pairs, obliquely spreading, ovate-deltoid or somewhat deltoid, 2-3 × 1-1.5 cm, pinnatifid nearly to costae; proximal pairs of pinnae shortly stalked. Segments 2-5 pairs, oblong-lanceolate or oblong, 5-8 × ca. 3 mm, apex rounded. Veins obscure. Sori spreading along lateral veins, covered with scales. 2n = 58.

Rock crevices in woods in dry regions; 1800-4200 m. Sichuan, Xizang, Yunnan [India, Nepal, Pakistan; N and NE Africa, SW Asia, Europe].