Rhizome with numerous branching scars and scale leaves, sending out stolons which develop new plantlets. Fertile branches many, petiole-like, highly variable in length. Petiole short, to 2 cm. Leaf blade ovate-orbicular, rounded, deeply cordate at base with narrow sinuses, to ca. 12 cm across, abaxially densely glandular dotted. Flowers bisexual, 1.2--1.5 cm in diam., 6--10 clustered at nodes, 4- or 5-merous. Pedicel 3--5 cm. Calyx deeply 4- or 5-lobed to near base; lobes ca. 3 mm, ovate-lanceolate, apex obtuse, margin hyaline. Corolla white with a yellow throat; lobes 4 or 5, oblong-lanceolate, to 7 mm, surface and margin densely fimbriate, with multicellular, cottonlike outgrowths. Stamens as many as corolla lobes, inserted in throat of corolla, each with a small tuft of glandular hairs. Pistil bottle-shaped; style 4-grooved; hypogynous disc glands as many as stamens, orbicular, ciliolate at tips with papillose hairs. Capsules lacking. 2n = 27.

Name appeared after publication of the family treatment for the Flora of China.

Taiwan.