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

20. Dryopteris thibetica (Franchet) C. Christensen, Index Filic. 298. 1905.

陇蜀鳞毛蕨 long shu lin mao jue

Aspidium thibeticum Franchet, Nouv. Arch. Mus. Hist. Nat., sér. 2, 10: 118. 1887; Lastrea thibetica (Franchet) Beddome; Nephrodium thibeticum (Franchet) Baker.

Plants up to 50 cm tall. Rhizome erect or obliquely ascending, short, apex densely clothed with lanceolate, brownish black scales. Fronds caespitose; stipe brown when dry, ca. 10 cm × 3 mm, distally densely clothed with lanceolate, dentate, brown scales; lamina oblong-lanceolate, ca. 40 × 20-25 cm, once pinnate-pinnatifid, narrowed toward base; pinnae ca. 20 pairs, lanceolate, middle ones 10-14 × 2-3 cm, base truncate, apex caudate-acuminate; segments 7-9 pairs, remote, margin narrowly hyaline-membranous, subentire, apex obtuse. Lamina subglabrous adaxially, with lanceolate, brown scales on costae abaxially. Sori 5-7 pairs on each segment nearly to margin, arranged in V-shape; indusia brown, orbicular-reniform, membranous, readily deciduous.

● Forests; 1800-2200 m. Gansu (Wenxian), Sichuan, Yunnan.


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