Plants 80-120 cm tall. Rhizome creeping, densely scaly; scales ferruginous, lanceolate or linear-lanceolate, up to 3 cm. Fronds approximate; stipe dark stramineous, 20-35 cm, base ca. 8 mm in diam., densely scaly; scales dark brown, lanceolate, 2-3 cm, entire, apex fibrillose; lamina lanceolate, 60-70 cm, ca. 28 cm wide at middle, once pinnatifid, lobed halfway toward pinna rachis, base slightly narrowed, apex acuminate; pinnae 30-40 pairs, lanceolate, ca. 14 cm, up to 2 cm wide at middle, narrowed toward base; basal segment broadest, sessile, apex caudate-acuminate. Lamina thinly papery, both surfaces glabrous; rachis densely clothed with linear-lanceolate, entire, dark brown, lucid scales, pinna rachis clothed with linear, subulate, brown scales widened at base; veins pinnate, simple or forked, barely visible adaxially, raised abaxially. Sori 2 or 3 pairs on each lobe, borne below middle of lobes, between pinna rachis and margin and closer to former, lobe apex sterile; indusia orbicular-reniform, thin, readily deciduous.
Home