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FOC | Family List | FOC Vol. 2-3 | Polypodiaceae | Arthromeris

13. Arthromeris mairei (Brause) Ching, Sunyatsenia. 6(1): 6. 1941.

多羽节肢蕨 duo yu jie zhi jue

Polypodium mairei Brause, Hedwigia 54: 208. 1914; Arthromeris lehmannii (Mettenius) Ching var. auriculata Ching; A. tsayuensis Ching & Y. X. Lin; P. lehmannii Mettenius var. mairei (Brause) C. Christensen.

Rhizome 5-6 mm in diam., densely scaly; scales light brown or glaucous, ovate-lanceolate, margin ciliate, apex acuminate. Stipe stramineous or castaneous, 15-25 cm, glabrous; lamina imparipinnate, ovate-lanceolate, 30-50 × 15-25 cm; pinnae 8-12 pairs, opposite, sessile, ascending, ovate-lanceolate, 10-15 × 2-3 cm, base rounded, margin entire or undulate, apex acuminate; lamina herbaceous, both surfaces glabrous. Sori orbicular, in 2 or 3 irregular rows along costae of distal pinnae, in 2 series between veins, pairs sometimes confluent.

Terrestrial on slopes in forests; 1000-2700 m. Guangxi, Guizhou, Hubei, Jiangxi, Shanxi, Sichuan, Xizang, Yunnan [N India, Myanmar].

Fraser-Jenkins (Taxon. Revis. Indian Subcontinental Pteridophytes, 58. 2008) suggests that Arthromeris mairei might not be separable from A. moulmeinense Beddome (1867).


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