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Dryopteris dickinsii (Franch. et Sav.) C. Chr.


Description from Flora of China

Aspidium dickinsii Franchet & Savatier, Enum. Pl. Jap. 2: 236, 629. 1879; Nephrodium dickinsii (Franchet & Savatier) Baker.

Plants up to 45 cm tall. Rhizome erect, short, densely clothed with lanceolate, brown scales. Fronds caespitose; stipe stramineous or brown, ca. 17 cm, basally with broadly lanceolate scales, gradually narrowed upward; lamina oblong-lanceolate, ca. 30 cm, 10-15 cm wide at base, once pinnate, apex acuminate; pinnae ca. 17 pairs, alternate, spreading, shortly stalked, lanceolate, middle pinnae 4-7 × 1-1.5 cm, base truncate, margin coarsely dentate to 1/3 pinnatifid, apex acute or acuminate, several lower pinnae slightly shortened. Lamina thinly to thickly papery; rachis and pinna rachis sparsely clothed with linear-lanceolate, brown scales abaxially; veins pinnate, lateral veins 3-5 in groups, extending to margin. Sori in 2 or 3 irregular rows on each side of midrib, nearer to margin than costa, on middle to upper part of veinlets; indusia orbicular-reniform, entire.

Broad-leaved evergreen forests; 700-2500 m. Anhui, Fujian, Guangxi, Guizhou, Hubei, Jiangxi, Sichuan, NC Taiwan, Yunnan, Zhejiang [India, Japan].


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