Stems: slender, erect or declined from a creeping somewhat woody caudex. Leaves: round-cordate, incisely lobed, on slender petioles with dilated base. Flowers: in elongated paniculate cymes. Fruit: a capsule.
This plant has a creeping woody rootstock, and alternate leaves which are rounded and heart-shaped at the base. The flowers grow in branching flat-topped clusters, have a bell-shaped calyx, and five white early deciduous petals which narrow below to a long claw.