峨眉茯蕨 e mei fu jue

Asplenium scallanii Christ, Boll. Soc. Bot. Ital. 1901: 296. 1901; Dryopteris scallanii (Christ) C. Christensen; Stegnogramma scallanii (Christ) K. Iwatsuki.

Plants 20-30 cm tall. Rhizomes short and erect, including proximal parts of stipes with sparse reddish brown lanceolate, hairy scales and dense acicular hairs. Fronds clustered; stipes 5-10 cm, dark stramineous, with dense acicular long hairs distally; laminae 1-pinnate, oblong, 14-20 × 5-7 cm, bases not tapering, apices acuminate and pinnatifid; pinnae 10-14 pairs, alternate, proximal 3-5 pairs shortly stalked, similar in size to distal ones; middle pinnae lanceolate, 2.5-4 × 0.7-1 cm, bases subtruncate, symmetrical, pinnatifid to 1/3-1/2 of distance to costae, apices acuminate or shortly acuminate; segments ca. 10 pairs, ovate-orbicular, entire, separated from each other by obtriangular sinuses. Veins evident, 4 or 5 pairs of veinlets per segment, proximal pair arising from above base of costules, acroscopic veinlet reaching sinuses. Laminae papery, when dry brownish green, adaxially with 1 or 2 acicular hairs along costae and veinlets, abaxially with sparse acicular thick hairs along costae and costules. Sori oblong or linear, attached on abaxial sides along veinlets, 1 or 2 pairs per segment. Sporangia each with 2 or 3 setae near top.

Wet places in forests, on rocks in ravines; 400-1400 m. Fujian, Guangdong, Guangxi, Guizhou, Hunan, Jiangxi, Sichuan, Yunnan, Zhejiang [N Vietnam].