东洋对囊蕨 dong yang dui nang jue

Plants summer-green. Rhizome slender, creeping, apex with yellow-brown, broadly lanceolate or lanceolate scales; fronds distant to approximate. Fertile frond up to 1 m; stipe scaly and hairy; lamina bipinnatilobate, oblong or broadly oblong-lanceolate, sometimes triangular, base slightly or not reduced, apex long acuminate or abruptly narrowed, acuminate; pinnae 4-8 pairs, oblique or occasionally spreading, straight or subfalcate, oblong-lanceolate or lanceolate, base subtruncate, apex long acuminate or caudate; pinna lobes 5-18 pairs, oblique at angles of 40°-45°, rectangular or oblong, or falcate-lanceolate, margin sparsely dentate or repand, rarely shallowly lobed, apex subtruncate or rounded to acute; veins pinnate with less than 8 pairs of veinlets, oblique, forked or simple, often not prominently adaxially, slightly visible abaxially. Lamina herbaceous, rachis with sparse pale brown lanceolate scales and nodose soft hairs, costae and veins with nodose hairs on both sides. Sori shortly linear, straight, mostly single, medial, double on basal acroscopic veinlets; indusia pale brown, membranous, glabrous, margin lacerate, incurved when young. n = 120 (6´).

Wet areas, beside valley streamlets; below 2000 m. Anhui, Chongqing, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shandong, Shanghai, Sichuan, Taiwan, Yunnan, Zhejiang [Japan, India, Korea, N Myanmar, Nepal].

Lower Taxa

• Deparia japonica var. japonica
• Deparia japonica var. variegata (W. M. Chu & Z. R. He) Z. R. He