Rhizome short; scales mostly black, rigid, glossy, 5 mm long, less than 1 mm wide, acuminate, edges short-toothed or with some stiff hairs; phyllopodia to 1 cm long. Sterile frond: stipe 3-5 cm long, pale, rather persistently scaly, scales as rhizome, narrow, spreading, with more conspicuous marginal hairs; lamina rigid, drying rather pale, 15-21 by 1.6 cm, sides parallel for most of length, narrowed rather abruptly to non-decurrent base and to narrowly rounded apex; pale edge distinct, 0.5 mm wide; veins obscure; costa beneath broad, pale, slightly prominent; scales on lower surface abundant, as those on stipe but smaller, mostly 1-3 mm long. Fertile frond: stipe 5 cm; lamina 15 by 1.4 cm; abundant scales among sporangia.
Home