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

6. Phymatosorus hainanensis (Nooteboom) S. G. Lu, Bull. Natl. Mus. Nat. Sci., Taichung. 11: 147. 1998.

阔鳞瘤蕨 kuo lin liu jue

Microsorum hainanense Nooteboom, Blumea 42: 325. 1997.

Rhizome 6-10 mm in diam., sparsely to densely scaly; scales dark brown, orbicular, ca. 4 × 4 mm, peltate, clathrate, margin irregularly obscurely toothed. Stipe straw-colored, 20-30 cm, glabrous. Lamina pinnatifid, 30-40 × 15-20 cm, or 3-lobed, base broadly cuneate, rachis with wings ± as wide as lobes; lateral lobes usually 2-5 pairs, lanceolate, 10-15 × 2-3 cm, leathery, abaxially with very sparse and very small black scales, adaxially glabrous, margin entire, apex acute or obtuse; midrib raised on both surfaces, without lateral veins, areoles with included veinlets. Sori orbicular, large, in 1 row on either side of costa, slightly nearer to midrib, abaxially sunken and adaxially raised.

Forests, on tree trunks or rocks; sea level to 900 m. Hainan [India, Vietnam].


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