Genus: 2 species.
Region: China.
Habitat: partial shade or filtered light, rich moist soil; tolerant of cold, frost, cold winter; deciduous forests, damp, shady spots.
Use: Chinese herbal medicine
BotanyHerb; evergreen; perennial.
Leaves: dense basal rosette; heart-shaped; delicate serrated edges; soft, waxy; dark green to black.
Flowers: small; white; star-like; five petals; many white stamens; bloom mid-summer.