Japan Flora: Rhizomes creep­ing, 1.5-2 mm. across, with close stipes, densely scaly, the scales appressed, about 2 mm. long, deltoid-lanceolate, cau- dately long-attenuate, dark brown at the center, gray-brown and thinner toward margin, denticulate; fronds 15-25 cm. long, firm, the stipes 5-8 cm. long, sparsely stellate-pilose, scaly at base; scales linear, membranous, pale brown, gradu­ally caudate-acuminate, 3-4 mm. long； blades linear-lanceolate or broadly linear, 8-15 cm. long, 5-15 mm. wide, simple, en­tire, narroweed to the obtuse apex, gradually attenuate to the stipe, sparingly stellate-pilose but soon glabrate above, densely cinereous-brown stellate hairy, the costa slender, slightly ele­vated beneath; sori somewhat scattered, not confluent, round. Rocks.

Honshu (Mikawa, Totomi, and Sagami Prov.); very rare.  n. China.