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FOC | Family List | FOC Vol. 2-3 | Dryopteridaceae | Dryopteris

113. Dryopteris submarginata Rosenstock, Repert. Spec. Nov. Regni Veg. 13: 132. 1914.

无柄鳞毛蕨 wu bing lin mao jue

Dryopteris nudistipes Ching & P. S. Chiu; D. sessilipinna Ching & P. S. Chiu.

Rhizome ascending, densely covered with scales at apex. Fronds caespitose. Stipe stramineous, 40-50 cm, 3-4 mm in diam., base densely scaly; scales black or black in center and white in margin, lanceolate, ca. 1 cm, hairlike at apex; scales sparse upward. Lamina ovate-lanceolate, 35-45 × 25-30 cm, tripinnate. Pinnae 8-12 pairs, opposite or subopposite, ovate-lanceolate, 12-15 × 3-4 cm, sessile or subsessile; basiscopic pinnule obliquely spreading; acroscopic pinnule overlapping rachis. Pinnules 10-12 pairs, ovate-lanceolate, base cuneate or subtruncate, margin pinnatipartite to pinnatisect, apex acute or obtuse; basiscopic pinnules larger than acroscopic pinnules; second basiscopic pinnule on lowest pinna largest, up to 5 × 3 cm. Segments 5-8 pairs, margin toothed, apex rounded. Veins pinnate; veinlets simple, obscure on both surfaces. Lamina herbaceous, pale green, glabrous adaxially, scaly abaxially; scales on rachis black, lanceolate; scales on pinna rachis and costa brown, bullate. Sori on either side of costa; indusia brown, reniform, entire.

● Subtropical broad-leaved evergreen forests. Fujian, Guangxi, Guizhou, Hunan, Jiangxi, Sichuan, Zhejiang.


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