短叶荷包蕨 duan ye he bao jue

Lamina narrowly elliptic to narrowly lanceolate, 1.2-4.6 × 0.2-0.6 cm; sterile pinnae narrowly oblong to narrowly oblanceolate, 2-5 × 0.4-1.1 mm, obtuse to acute at apex, separated by their width or more; fertile pinnae slightly and gradually shortened upward, usually distinctly shorter than sterile ones; rachis prominent on both sides, concolorous to dark brown; lateral veins ± visible; hairs simple and 1- or 2-forked, pale brown, 0.1-0.2 mm, occasional to scattered, mainly abaxially on rachis and margins.

On moss-covered tree trunks and rocks in dense mountain forests; 400-2500 m. Guangxi, Hainan [Malaysia, Thailand, Vietnam].