Stems short-creeping or suberect; scales bronzy deep yellow, concolored, margins entire. Leaves lax-arching to stiffly erect or pendent, often densely clustered, 15--110 cm. Petiole 0.5--3 mm diam., glabrous, often glaucous. Blade fan-shaped to funnel-shaped, pseudopedate, 1-pinnate distally, 5--45 × 5--45 cm; proximal pinnae (1--)2--7-pinnate; rachis straight, glabrous, often with glaucous bloom. Segment stalks 0.2--0.9(--1.3) mm, dark color entering into segment base or not. Ultimate segments oblong, long-triangular, or occasionally reniform, ca. 2.5--4 times as long as broad; basiscopic margin straight to oblique, or occasionally excavate; acroscopic margin lobed, lobes separated by narrow to broad incisions 0.2--3 mm wide; apex acute to obtuse, obtuse apices divided into ± angular lobes separated by sinuses 0.6--4 mm deep, margins of lobes sharply denticulate. False indusia transversely oblong to crescent-shaped, 0.2--3.5(--6) mm, glabrous. Spores mostly 37--47 µm diam. 2 n = 58.
Wooded ravines, shaded banks, talus slopes, serpentine barrens, and occasionally on coastal headlands; at elevations up to 3,200 metres.
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