毛盖岩蕨 mao gai yan jue

Woodsia pellaeopsis Handel-Mazzetti.

Plants small, 2-10 cm tall. Rhizomes short, erect, scaly; scales brown, polished, linear, 2-3 mm, margin entire, apex filiform. Fronds clustered; stipe chestnut, slightly lustrous, 1-4 cm, less than 1 mm in diam., brittle, densely covered with brown, linear scales and articulate hairs; lamina downward bipinnatifid, apically pinnatifid, brownish green when dried, lanceolate, 1-7 cm × 4-14 mm, herbaceous, densely covered with brown, curly, articulate hairs and linear scales abaxially, apex acuminate; pinnae 4-10 pairs, sessile, well separated, spreading; basal pair slightly shortened; middle ones equally large, narrowly elliptic, base truncate, margin pinnatifid, apex obtuse; ultimate segments 2-4 pairs, hemielliptic, undulate. Veins obscure, pinnate, oblique, not reaching laminar margin. Sori orbicular, terminal at vein tips, usually 2 or 3 per segment; indusia hairlike, consisting of many curly, multicellular hairs.

On rocks in forests; 3100-4200 m. Sichuan, Xizang, Yunnan [Bhutan, N India, Nepal].