Rhizome short; scales to 15 by 1 mm, brown, glossy, crisped, with few marginal hairs; phyllopodia 1 cm long. Sterile frond: stipe to 2 cm; lamina to 34 by 2.7 cm, widest about middle, gradually narrowed to base and more abruptly to acute apex; costa almost flat both sides; veins faintly visible, not prominent; cartilaginous edge hardly 1/4 mm wide. Fertile frond: unwinged stipe to 2 cm long, then a narrowly winged portion 7-8 cm long, gradually widening upwards, lamina 12-15 by 2 cm, widest at middle, narrowed about equally to acute apex and to base, scales on upper surface to 0.5 mm long, stellate, end cells of arms ellipsoid.
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