南亚滨禾蕨 nan ya bin he jue

Grammitis congener Blume, Enum. Pl. Javae 2: 115. 1828.

Stipe 1-4 cm, covered with 2 different kinds of simple solitary hairs; shorter hairs whitish brown, up to 0.3 mm, dense on nearly whole stipe; longer hairs medium to dark reddish brown, up to 1.2 mm, usually sparsely confined to apical part of stipe; phyllopodia present. Lamina linear-elliptic, 8-15.5 × 0.5-1 cm, gradually narrowed downward to acuminate base, margin entire, sometimes slightly undulate, apex obtuse or acute; hairs mainly simple, solitary, rarely tufted, not tufted on margin, dark reddish brown, occasional to scattered abaxially on lamina, usually slightly denser on midrib, sparse adaxially on lamina; midrib brown or dark brown at base, prominent abaxially, plane or nearly so adaxially; lateral veins hidden, invisible even with transmitted light, 1- or 2-forked, acroscopic branch usually simple, extending beyond sorus, basiscopic branch forked, endings with hydathodes. Sori orbicular to oval, superficial, near midrib. Sporangia setose.

On moss on tree trunks in wet dense mountain forests; 500-1800 m. Taiwan [Borneo, Cambodia, Indonesia, Malaysia, Philippines, Thailand, Vietnam].