Japan Flora: Sparingly pubescent biennial; radical leaves tufted, petiolate, 5-15 cm. long, 1.5-3 cm. wide, lyrately pinnatiparted, the terminal segments largest, rounded at apex; scapiform stems ascending, 10-30 cm. long, few-leaved, branched, severalheaded; heads small, nodding in fruit; involucres about 4.5 mm. long, ovoid to ovoid-globose, the inner bracts 7 or 8, broadly lanceolate; achenes oblong, about 2.5 mm. long, red- brown, slightly flattened, ribbed on both sides. Riverbanks, paddy fields, cultivated fields, and thickets in lowlands.