Japan Flora: Rhizomes short, erect, with the remains of old stipes, and with linear-lanceolate, acuminate scales about 3 mm. long; fronds deep green, nearly naked, tufted; sdpes 1-5 cm. long, chestnut-brown, lustrous, very narrowly winged or angled, flat on upper side, obtuse on back; blades linear to broadly so, 10-25 cm. long, 12-20 mm. wide, gradually narrowed to an obtuse tip, slightly narrowed at base, the rachis lustrous, narrowly winged, obtuse to subacute, not winged on back; pinnae nearly all alike, firmly herbaceous, elliptic, ovate or oblong, 4-8 (-10) mm. long, 3-6 mm. wide, spreading, rounded at apex, obliquely cuneate at base, obtusely toothed; sori usually less than 10 to a pinna; indusia about 1.5 mm. long. On rocks.
Hokkaido, Honshu, Shikoku, Kyushu. Formosa to the Himalayas, Caucasus, Europe, S. Africa, Australia, N. and S. America.