Chrysosplenium sinicum Maxim.

Herbs (3-)10-20(-33) cm tall. Sterile branches well developed, arising from proximal leaf axils, glabrous. Stems glabrous. Leaves usually opposite; petiole 6-10 mm, sometimes brown papillose near axil; leaf blade orbicular to broadly ovate, 6-10.5 × 7.5-11.5 mm, glabrous, base broadly cuneate, margin obtusely 12-16-dentate, apex obtuse. Cyme 2.2-3.8 cm, 4-10-flowered; branches glabrous; bracteal leaves with petiole 1-7 mm, brown papillose near axil, leaf blade narrowly to broadly ovate, 0.4-1.8 cm × 9-10 mm, glabrous, base broadly cuneate to oblique, margin obtusely 5-16-dentate. Flowers yellow-green; pedicel glabrous. Sepals erect, ± broadly ovate, 0.8-2.1 × 1-2.4 mm, apex obtuse. Stamens 8, ca. 0.4 mm. Disc absent. Capsule 7-10 mm; carpels divaricate, distinctly unequal; rostrums 0.3-1.2 mm. Seeds dark brown, shiny, ellipsoid to broadly ovoid, 0.6-0.9 mm, papillose. Fl. and fr. Apr-Aug.

Anhui, Gansu, Hebei, Heilongjiang, Henan, Hubei, Jiangxi, Jilin, Liaoning, Qinghai, Shaanxi, Shanxi, Sichuan, ?Zhejiang [Korea, Mongolia, Russia].

Forests, shaded and wet places in ravines; 500-3600 m.

Chrysosplenium chamaedryoides Engler ex Diels; C. chingii H. Hara ex E. Walker; C. lushanense W. T. Wang; C. pseudofauriei H. Léveillé; C. trachyspermum Maximowicz.