Leaves 5(-7)-partite, 6.5-10(-21) by 12-22(-39) mm, the middle segment 3-lobed, free for 0.75-0.85th part of its length, 1.2-2.5(-4.5) mm wide at the base of its free part, obovate to obtriangular in outline, apex roundedly acuminate, apiculate, lateral and marginal nerves distinct, upper surface evenly moderately strigose, lower surface especially so on the nerves. Inflorescences l-or 2-flowered. Peduncle in fruit 6-20 mm long, pedicels then 4-15 mm. Petals red-purple, 5-5.5 mm long, 1.1-1.4 times as long as the 4-5 mm long sepals. Sepals in fruit 5.5-7 mm long.