Veined bristle-fern
Notable features of Polyphlebium venosum include it being one cell layer thick, 5 to 15 cm in length, having many branching veins and a trumpet shaped indusium. The sporophyte stage has rhizome branched and creeping, very fine, densely covered with tiny, pale brown hairs. Fronds well spaced, pendent, 5 to 15 cm long, delicate and translucent; stipe and rachis thread-like. Lamina pale green, long and narrow, irregular in outline and simply lobed to pinnately divided; Margins of pinnae or segments wavy or broadly crenate; ultimate segments blunt and broad (2 to 6 mm); indusium narrowly trumpet-shaped, 2 to 4 mm long; fine receptacle projecting 1 cm or more.