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

39. Polystichum crinigerum (C. Christensen) Ching, Bull. Fan Mem. Inst. Biol., Bot. 8: 495. 1938.

毛发耳蕨 mao fa er jue

Dryopteris crinigera C. Christensen, Index Filic., Suppl. 1: 31. 1913; Polypodium crinitum Baker (1906), not Poiret (1804).

Plants evergreen. Rhizome erect, short. Fronds ca. 70 cm; stipe stramineous, 26-36 cm, ca. 4 mm in diam. at base, densely covered with lanceolate and linear tortuous yellowish brown scales, scale margins fimbriate. Lamina 1-pinnate, narrowly ovate, 42-48 × 12-24 cm, base nearly truncate, apex cuspidate; rachis without proliferous bulbils, densely covered with linear yellowish brown scales. Pinnae 12-16 pairs, alternate, attached at nearly right angles to rachis, extremely shortly stalked, linear-lanceolate, middle pairs 9-12 × 1.5-2.5 cm, bases rounded-cuneate or shallowly cordate, acroscopic margins slightly curved or with semicircular auricles, margins sparsely and inconspicuously serrulate, apices acuminate; abaxially with filiform yellowish brown scales, more densely so along midribs, adaxially glabrous; frond texture leathery; venation pinnate, midribs slightly raised abaxially, concave adaxially; lateral veins multiple times dichotomously branched, distinct abaxially. Sori in 2 or 3 rows on each side of midrib; indusia unknown.

● Forests; 2200-2700 m. S Yunnan (Jingdong, Luoping, Mengzi).


 

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