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FOC | Family List | FOC Vol. 2-3 | Athyriaceae | Deparia

13. Deparia boryana (Willdenow) M. Kato, Bot. Mag. (Tokyo). 90: 36. 1977.

对囊蕨 dui nang jue

Aspidium boryanum Willdenow, Sp. Pl., ed. 4, 5: 285. 1810; A. edentulum Kunze; Athyrium boryanum (Willdenow) Tagawa; A. edentulum (Kunze) Ching; A. subfluviale (Hayata) Tagawa; A. unifurcatum (Baker) C. Christensen var. subfluviale (Hayata) H. Itô; Cornopteris boryanum (Willdenow) Tardieu; Ctenitis boryana (Willdenow) Copeland; Deparia edentula (Kunze) X. C. Zhang; D. subfluvialis (Hayata) M. Kato; Dryoathyrium boryanum (Willdenow) Ching; D. edentulum (Kunze) Ching; Dryopteris boryana (Willdenow) C. Christensen; D. edentula (Kunze) Kuntze; D. subfluvialis Hayata; Lastrea boryana (Willdenow) T. Moore; L. edentula (Kunze) T. Moore; Lunathyrium boryanum (Willdenow) H. Ohba; Nephrodium boryanum (Willdenow) Baker (1867), not Hooker (1862); N. divisum Wallich ex Hooker; N. edentulum (Kunze) Baker; Parathyrium boryanum (Willdenow) Holttum; Polypodium subtripinnatum C. B. Clarke.

Rhizomes creeping, ascending or suberect at apex. Fronds subcaespitose; fertile fronds 1.2-2 m; stipe upward pale brown-stramineous, (35-)40-95 cm, up to 1 cm in diam. at base, base with sparse dark brown subulate lanceolate scales, upper part glabrate; lamina 3(or 4)-pinnatipartite, broadly ovate, (50-)80-105 × (30-)60-85 cm at middle, base narrowed and rounded-cuneate, apex acuminate; pinnae (10-)12-15 pairs, alternate, stalked, slightly ascending, oblong-lanceolate, basal pinnae up to 40 × ca. 15 cm at middle, base equilateral, truncate, apex acuminate; pinnules 14-16(-18) pairs, alternate, sessile or stalked, spreading, broadly lanceolate to oblong, (5-)6-10 × 1.5-2 cm, base equilateral, truncate, pinnatipartite, apex acuminate; segments ca. 12 pairs, basal segments usually shortened, suboblong, (6-)7-20 × 2.5-3.5(-7) mm, crenate-serrate or entire, obtuse-rounded. Veins pinnate in segment, lateral veins simple or forked. Lamina herbaceous when dried, yellow-green, with sparse short pale hairs adaxially, rachis, costae, and costules with sparse brown lanceolate small scales and scalelike vermiculate hairs. Sori small, orbicular, abaxial, medial or subcostular; indusia brown, orbicular-reniform, membranous, subentire or irregularly toothed, frequently abortive or fugacious. Perispore with strialike folds. 2n = 80.

Damp areas, streamsides, evergreen or broad-leaved forests; 400-3300 m. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hunan, Shaanxi, Sichuan, Taiwan, SE Xizang, Yunnan, Zhejiang [India, Indonesia, Malaysia, Myanmar, Nepal, Philippines, Sri Lanka, Thailand, Vietnam; Africa].


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