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

1. Arachniodes miqueliana (Maximowicz ex Franchet & Savatier) Ohwi, J. Jap. Bot. 37: 76. 1962.

毛枝蕨 mao zhi jue

Aspidium miquelianum Maximowicz ex Franchet & Savatier, Enum. Pl. Jap. 240, 634. 1876; Arachniodes borealis Serizawa; Aspidium fargesii Christ; Dryopteris fargesii (Christ) C. Christensen; D. miqueliana (Maximowicz ex Franchet & Savatier) C. Christensen; Leptorumohra fargesii (Christ) Nakaike & Yamato; L. miqueliana (Maximowicz ex Franchet & Savatier) H. Itô; Nephrodium miquelianum (Maximowicz ex Franchet & Savatier) Komarov; Polystichopsis miqueliana (Maximowicz ex Franchet & Savatier) Tagawa; Rumohra miqueliana (Maximowicz ex Franchet & Savatier) Ching.

Rhizome long creeping, densely clothed with brown lanceolate scales along growing parts. Fronds 0.6-1 m; stipe ochraceous, 32-62 cm, 5-6 mm in diam., copiously scaly throughout, scales similar to those on rhizome; lamina 4-pinnate, dull green to yellowish green when dried, deltoid-pentagonal, 35-52 × 26-35 cm, herbaceous, apex acuminate, rachis scaly as stipe; pinnae 6-10 pairs, alternate, obliquely spreading; lowest pinnae deltoid-ovate, 29-32 × 22-25 cm, apex acuminate; primary pinnules ca. 18 pairs, obliquely spreading, deltoid-lanceolate, basal basiscopic one ca. 15 × 7 cm; secondary pinnules 6 or 7 pairs, stalked, blunt deltoid to oblong, ca. 3.5 × 2.5 cm, base broadly cuneate, apex obtuse; tertiary pinnules 3 or 4 pairs, ovate or rhombic, to 1.2 × 0.9 cm, apex obtuse or acute, margin deeply pinnatifid to obtusely serrate; upper pinnae gradually reduced; axes and main veins adaxially with pale gray unicellular acicular hairs, veins abaxially with scattered brown, bullate and ovate scales. Sori 1-3 per ultimate segment; indusia brown, entire.

Broad-leaved or mixed forests, terrestrial or occasionally on shaded wet and moss-covered rock surfaces; 400-1300(-1700) m. Anhui, Guizhou, Jiangxi, Jilin, WC Sichuan, N Yunnan, Zhejiang [Japan, Korea].


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