Description:
|
Rhizome shortly creeping, thick; rhizome scales lanceolate in outline, thick, large, dark brown. Fronds monomorphic, subcoriaceous. Stipe 30-50 cm long, dark brown, base with same scales a rhizome. Lamina pinnate to bipinnate, deltoid in outline, hairless; pinnae 7-8 pair and a strongly lobed terminal pinna, lower pinnae shortly petiolate and basiscopically developed, the first 2-3 pinnules free, rounded and with an uneven base, middle pinnae subsessile or sessile, apex shortly tapering, margins lobed, lobes rounded, the first lobe slightly bigger than the following ones; rhachis black; veins forked, sometimes completely free, often forming some isolated areols, sometimes a range of marginal areols. Sori small; indusiate. |