Japan Flora: Gregarious perennial herb 10-30 cm. high; stems slightly pubescent above, soft, green; leaves deltoid or rhombic-ovate to orbicular, obtuse, deeply obtuse-toothed, subtruncate at base, slightly pilose on both sides, the stipules ovate, obliquely spreading, 1-2 mm. long; staminate inflorescence distinctly peduncled, the perianth white; pistillate flowers small, green, subsessile in short dense peduncled cymes in upper axils, the segments lanceolate, slightly longer than the achene; achenes lenticular, broadly ovate, pale, punctulatc, about 1.3 mm. long; stigma mammil- late, densely pubescent. Apr.-May. Shaded places in low-lands and foothills;

Honshu, Shikoku, Kyushu. Formosa and China.