Japan Flora: Stems 30-50 cm. long, decumbent, loosely and retrorsely pilose; leaves petiolate, 3-sected, loosely pilose on upper side and on nerves beneath, the segments 2-4 cm. long, rhombic-ovate, obtuse to subacute, the lateral segments obliquely ovate, often 2-fid, coarsely few-tootlied, the petioles with retrorsely appressed and recurved short hairs, the stipules free and narrow; flowers in pairs, pale rose, 1.2니 .5 cm. across, the pedicels retrorsely short-pilose; sepals loosely long- pilose; free portion of styles about 1.5 mm. long. Aug.-Sept.

Honshu, Shikoku, Kyushu. Korea (Quelpaert Isl.).