Plants terrestrial. Rhizome robust and short, erect or creeping, dictyostelic, covered with ovate-lanceolate to lanceolate scales. Fronds tufted or distant, dimorphic. Sterile lamina pinnatifid to bipinnatifid, green, deltoid-ovate, elliptic-lanceolate, or oblanceolate, papery or thinly papery; pinnae alternate, sessile or adnate, linear-lanceolate to narrowly elliptic, undulate or pinnatifid; pinnules hemielliptic-oblong, entire or subserrate with few teeth; veins free, pinnate or anastomosing, without included veinlets. Fertile lamina pinnate or bipinnate, elliptic to linear; pinnae or pinnules much inrolled, dull purple to dark brown, cylindric or globose; veins free, pinnate or furcate. Sori orbicular, indusiate or exindusiate; sporangia long stalked, annulus a longitudinal row consisting of 36-40 thick-walled cells; spores monolete, with perispore transparent, membranous, with a few folds.
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