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

124. Dryopteris dehuaensis Ching, Fl. Fujian. 1: 601. 1982.

德化鳞毛蕨 de hua lin mao jue

Dryopteris gushanica Ching & K. H. Shing; D. neosordidipes Ching ex K. H. Shing & J. F. Cheng.

Rhizome ascending, densely covered with castaneous or black, linear-lanceolate scales at apex. Fronds caespitose. Stipes dark brown at base and stramineous upward, 25-35 cm, ca. 4 mm in diam., brown and densely covered with lanceolate, black-purple scales at base; upward scales becoming small and black, appressed. Lamina pentagonal-lanceolate, 35-45 × 25-30 cm, deeply cordate, tripinnate, pinnatifid at apex. Pinnae 10-14 pairs, alternate or subopposite, broadly lanceolate, stalked; basal pinnae largest, up to 17 × 10 cm, with stalks 3-4 cm. Pinnules 15-18 pairs, lanceolate; lowest basiscopic pinnule on lowest pinna distinctly enlarged, directed downward, pinnatisect; pinnules on upper part pinnatifid or pinnatilobate. Ultimate pinnules oblong, entire on both sides, obtuse, with an apical tooth. Veins pinnate; veinlets simple or forked, visible abaxially. Lamina subleathery or papery, dark green; rachis and pinna rachis densely covered with linear-lanceolate, ciliate, black scales; pinnule rachis and costa covered with brown, bullate scales abaxially. Sori medial, exindusiate.

● Subtropical broad-leaved evergreen forests. Fujian, Jiangxi, Zhejiang.


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