Japan Flora: Rhizomes short-creeping to ascending; stipes 20-40 cm. long, with scattered scales; scales thinly membranous, spreading, broadly lanceolate, 2-3 mm. long, short-acuminate, dull; blades thinly herbaceous, ovate- to deltoid-lanceolate, to 40 cm. long and 30 cm. wide, acuminate, 3-pinnate, the rachises straw-colored, short-pubescent, also with a few hairlike scales; pinnae usually opposite, horizontally spreading, lanceolate, the lowest to J7 cm. long, 6 cm. wide, acuminate, sessile; pinnules lanceolate to narrowly oblong, acute, sessile, pinnately parted to pinnate; ultimate pinnules oblong, obtuse, obtusely toothed to lobed, short-pubescent on both sides.

Kyushu (Yakushima). Formosa, China to India, and Malaysia.