Japan Flora: Rhizomes short, erect; fronds tufted; stipes 3-6 cm. long, red-brown, with an oblique joint above the middle, loosely hairy and scaly, the scales pale red-brown, membranous, loosely ciliate, the lower ones ovate, the upper ones linear-lanceolate; blades lanceo­late to broadly linear, 5-12 cm. long, 1-2 cm. wide, acute to subobtuse, gradually narrowed at base, pinnate; pinnae 15-20 pairs, spreading, herbaceous, narrowly deltoid-ovate to broadly lanceolate, 5-10 mm. long, 3-5 mm. wide, obtuse, truncate to broadly cuneate at base, sessile, pinnately lobed to parted, loosely hairy on both sides, loosely scaly beneath, the median ones larger; pinnules elliptic to oblong, entire or crenately den­tate; sori submarginal; indusia salverform, with 4 or 5 finely laciniate lobes. Alpine slopes.

Honshu (centr. distr.); rare. Korea, Manchuria, Amur, and Ussuri.