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

11. Dryopteris namegatae (Sa. Kurata) Sa. Kurata, J. Geobot. 17: 87. 1969.

黑鳞远轴鳞毛蕨 hei lin yuan zhou lin mao jue

Dryopteris dickinsii (Franchet & Savatier) C. Christensen var. namegatae Sa. Kurata, J. Geobot. 7: 115. 1958; D. infrapuberula Ching, Boufford & K. H. Shing.

Plants 25-80 cm tall. Rhizome erect, short, densely clothed with broadly lanceolate, dark brown scales. Fronds caespitose; stipe dark stramineous or fulvous, 12-35 cm, clothed throughout rachis with lanceolate or narrowly lanceolate, black, dentate scales; lamina oblong-lanceolate, 15-45 × 12-18 cm, widest at middle, once pinnate, base slightly narrowed, apex narrowed and shortly acuminate; pinnae 15-30 pairs, alternate, spreading, lanceolate, middle pinnae 6-9 × 1.1-1.4 cm, base rounded-truncate or truncate, subsessile, margin coarsely dentate, apex acute to acuminate, several lower pinnae slightly shortened. Lamina papery, sparsely clothed with black scales on midrib abaxially; veins pinnate, lateral veins pinnate, not forked, grooved adaxially, raised abaxially, reaching margin. Sori in 2 or 3 irregular rows on each side of midrib, borne on upper part of veinlets and near margin; indusia brown, orbicular-reniform, entire.

Forests; 400-1200 m. Gansu, Hunan, Jiangxi, Sichuan, Yunnan, Zhejiang [Japan].


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