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

3. Deparia chinensis (Ching) Z. R. Wang
[comb. nov.]

中华对囊蕨 zhong hua dui nang jue

Basionym: Dryoathyrium chinense Ching, Fl. Tsinling. 2: 214. 1974.

Rhizomes creeping, ascending at apex. Fronds subcaespitose; fertile fronds up to 80 cm; stipe upward stramineous, up to 30 cm, base ca. 2 mm in diam., with sparse brown lanceolate scales, upper part glabrate; lamina 2-pinnatipartite, oblong, 40-50 × 20-25 cm at middle, narrowed at base, acuminate at apex; pinnae ca. 15 pairs, alternate, subsessile, slightly ascending, lanceolate, middle and lower pinnae 12-14 × 2-2.5 cm, subequilateral, truncate at base, pinnatipartite at margin, long acuminate at apex; segments 17-20 pairs, oblong, 1-1.2 cm × 6-7 mm, entire or sparsely repand, obtuse-rounded or subtruncate; upper pinnae similar to lower pinnae but gradually shorter, pinnatifid to pinnatipartite; segments oblong or rectangular, entire. Veins pinnate in segment, lateral veins 6-8 pairs, usually simple, occasionally forked. Lamina thickly herbaceous when dried, dark green, rachis and costae with sparse brown lanceolate small scales and scalelike vermiculate hairs. Sori shortly linear, sometimes slightly curved, occasionally J-shaped or horseshoe-shaped, abaxial on acroscopic veins; indusia dark brown, elongated, sometimes lunate, J-shaped, or horseshoe-shaped, membranous, entire, persistent. Perispore with lophate folds.

● Valley forests, damp areas; 1000-2100 m. Chongqing, S Shaanxi, Sichuan.


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