刺毛对囊蕨 ci mao dui nang jue

Basionym: Dryoathyrium setigerum Ching ex Y. T. Hsieh, Bull. Bot. Res., Harbin 5(3): 153. 1985.

Rhizomes creeping, ascending at apex. Fronds caespitose; fertile fronds 50-60 cm; stipe upward stramineous, 20-25 cm, ca. 2 mm in diam. at base, densely clothed with brown lanceolate scales, upper part glabrate; lamina 2-pinnatipartite, oblong, 30-35 × 16-20 cm, narrowed at base, acuminate at apex; pinnae 10-14 pairs, basal pinnae subopposite, other pinnae alternate, sessile, subspreading, lanceolate, middle pinnae 10-12 × 2-2.2 cm, equilateral, subtruncate at base, pinnatipartite, acuminate at apex; segments oblong, 8-10 × 4-5 mm, entire or repand-crenate, obtuse-rounded or truncate. Veins pinnate in segment, lateral veins ca. 5 pairs, simple or forked. Fronds herbaceous when dried, green; rachis and costae with brownish broadly lanceolate small scales and scalelike vermiculate hairs. Sori oblong, J-shaped, or horseshoe-shaped, medial or basal, 4-6 pairs per segment; indusia brown, elongated, J-shaped, or horseshoe-shaped, membranous, entire, persistent. Perispore with lophate folds.

● Valley forests, damp areas; 400-2100 m. Chongqing, Guizhou, Hunan, Sichuan, Zhejiang.