瓶蕨 ping jue

Trichomanes auriculatum Blume, Enum. Pl. Javae 2: 225. 1828; Cephalomanes auriculatum (Blume) Bosch; Crepidomanes auriculatum (Blume) K. Iwatsuki; Lacostea auriculata (Blume) Prantl; Vandenboschia hainanensis Ching & P. S. Chiu.

Plants 12-30 cm tall. Rhizome smoke-colored, 2-3 mm in diam., stiff, densely covered with dark brown multicellular hairs, hairs caducous. Stipes remote, 3-5 cm apart, smoke-colored, 4-8 × ca. 1 mm, with multicellular hairs at base, wingless or narrowly winged. Rachis smoke-colored, very narrowly winged or nearly wingless, subglabrous. Lamina 1-pinnate, lanceolate, 15-30 × 3-5 cm; pinnae 18-25 pairs, closely spaced, alternate, sessile, ovate-oblong, 2-3 × 1-1.5 cm, apex rounded to obtuse. Lamina and rachis glabrous to densely hairy. Sori apical on short acroscopic segments, 10-14 per pinna; involucres narrowly tubular, 2-2.5 mm, truncate at mouth; receptacles projecting, ca. 4 mm. 2n = 72.

Usually on tree trunks; 500-2700 m. Guangdong, Guangxi, Guizhou, Hainan, Jiangxi, Sichuan, Taiwan, Xizang, Yunnan, Zhejiang [Bhutan, Cambodia, NE India, Japan, Laos, Malesia, Myanmar, Nepal, Thailand; Pacific islands (Micronesia)].