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Chinese Plant Names | Family List | Dryopteridaceae | Dryopteris

Dryopteris immixta Ching

假异鳞毛蕨

Description from Flora of China

Rhizome ascending, apex densely covered with dark brown or nearly black, linear-lanceolate scales. Fronds caespitose. Stipes stramineous, 15-20 cm, 2-2.5 mm in diam., base densely covered with scales like those on rhizome; scales sparser upward. Lamina ovate-lanceolate, 15-25 × 15-18 cm, widest at base, bipinnate, acuminate. Pinnae 8-10 pairs; lowest pinnae largest, ca. 10 × 7 cm, ovate-lanceolate, stalked, acuminate; upper pinnae lanceolate, subsessile. Pinnules 5-8 pairs; lowest basiscopic pinnule on lowest pinna largest, 5-6 × 1-1.5 cm, pinnatipartite. Segments toothed, acute. Veins pinnate; veinlets forked or simple. Lamina subleathery, yellowish green; rachis covered with brown, lanceolate scales; pinna rachis and costa covered with brown bullate scales abaxially. Sori nearer to margin than to costa; indusia brown, reniform, erose.

● Subtropical broad-leaved evergreen forests. Fujian, Gansu, Guizhou, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Yunnan, Zhejiang.


 

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