1. Hymenophyllaceae (膜蕨科)
2. Vandenboschia (瓶蕨属)
3. Vandenboschia lofoushanensis (罗浮山瓶蕨)

Crepidomanes lofoushanense (Ching) K. Iwatsuki.

Plants 15-18 cm tall. Rhizome dark brown, 1.5-2 mm in diam., densely covered with dark brown multicellular hairs, with sparse hairy rootlets. Stipes remote, 0.5-2 cm apart, light green, 5-10 cm × ca. 1 mm, broadly winged nearly to base, wings slightly crisped. Rachis and costae light green-brown, wings slightly crisped, glabrous. Lamina tripinnate, oblong-ovate, 8-10 × 4-5 cm, membranous, glabrous; pinnae 8-10 pairs, alternate or basal ones opposite, oblong-ovate to ovate-triangular, 2-3 × 1.5-2 cm, base subcordate to unequally cuneate, apex obtuse; pinnules 3-5 pairs, alternate, sessile, ovate to oblong, 8-10 × 4-6 mm, base cuneate, margin parted, apex obtuse; ultimate segments closely spaced, simple or forked, narrowly linear, 2-3 × ca. 0.8 mm, margin entire, apex rounded. Veins dichotomous, obviously raised on each surface, glabrous, with 1(or 2) veinlets. Sori on upper parts of frond, apical on short acroscopic segments; involucres narrowly tubular, ca. 1 mm, narrowly winged, truncate and not dilated at mouth; receptacles long projecting, ca. 3 mm, slightly bent.

On rocks in forests. Guangdong.