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Rhizome erect, up to 3 mm in diameter, set with dark brown, lanceolate-acuminate, entire rhizome-scales c. 2 mm long. Fronds tufted, thinly herbaceous, not gemmiferous; stipe greenish, shorter than lamina, set with hair-like scales of different sizes; lamina linear, c. 120 x 16 mm, pinnate, lower pinnae decrescent; pinnae in up to 21 pairs, oblong to rhombic or deltate, base forming an angle of c. 90o, generally broader than long, outer margins sharply dentate, glabrous on both surfaces. Sori usually 2 or 3 per pinna, 2-3 mm long; indusium thinly membranous, entire to erose, c. 1 mm broad.
Terrestrial, epilithic or low-level epiphyte. Rhizome erect, with dark brown scales. Fronds laxly tufted, dimorphic, proliferating fronds without pinnae, elongate, filiform, horizontal, bearing plantlets at tips; normal fronds pinnate, lamina lanceolate, ± 40-100 x 10 mm, glabrous; pinnae widely spaced, unequally obtriangular or cuneiform, distal margins serrate to cuneate; rachis straw-coloured, glabrous; stipe greenish, glabrous. Sporangia in elongate, indusiate sori borne along veins.
Rhizome erect, set with dark brown rhizome scales. Plants stoloniferous with naked stolons. Stipe green. Lamina linear, ± 120 x 16 mm. Pinnae oblong to rhombic or deltate, base forming an angle of ± 90°, outer margins sharply dentate.
