尾状节肢蕨 wei zhuang jie zhi jue

Rhizome ca. 10 mm in diam., densely scaly; scales brown, broad at base, margin ciliate, apex long caudate. Stipe stramineous at base, castaneous at upper part, 25-35 cm, glabrous; lamina imparipinnate, 50-60 × 20-25 cm; pinnae usually 6-8 pairs, alternate, shortly stalked, ascending, oblong-lanceolate, 18-22 × 4-5 cm, base cuneate, cartilaginous margin entire, broad, apex caudate; lamina papery, abaxially glaucous with sparse glandular hairs, adaxially green. Sori orbicular, mostly in 2 or 3 rows along costa in 1 series between lateral veins.

● Evergreen broad-leaved forests; ca. 1500 m. Xizang.