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

119. Dryopteris tahmingensis Ching, Bull. Fan Mem. Inst. Biol., Bot. 8: 480. 1938.

大明鳞毛蕨 da ming lin mao jue

Dryopteris hwangii Ching.

Rhizome ascending or erect, ca. 2.5 cm in diam., densely clothed with linear-lanceolate, black or dark brown scales. Fronds caespitose. Stipes dark brown at base and stramineous upward, up to 40 cm, ca. 3 mm in diam., densely covered with lanceolate, dark brown scales at base, upward scales becoming small and sparse or stipe becoming subglabrous. Lamina ovate-lanceolate, 20-35 × 15-20 cm, bipinnate. Pinnae 8-10 pairs, opposite below, alternate above, deltoid-lanceolate, 9-10 × 3-4 cm, stalked. Pinnules 6-8 pairs, deltoid-ovate, 1.5-2 × ca. 1 cm, base widest, cordate and stalked, pinnatilobate, obtuse at apex. Segments obtuse, with a sharp apical tooth. Veins pinnate; veinlets simple or forked, visible abaxially. Lamina herbaceous, yellowish green, subglabrous adaxially; rachis clothed with linear-lanceolate, dark brown scales; pinna rachis and costa densely covered with dark brown bullate scales. Sori slightly nearer to costa than to margin; indusia brown, reniform, entire.

● Subtropical broad-leaved evergreen forests. Fujian, Guangdong, Guangxi, Yunnan.


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