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DescriptionCreeping herb, rooting at the nodes. Stems shallowly grooved, sometimes purplish. Leaves solitary or in groups of 2-5, kidney-shaped to almost circular, distinctly and broadly cordate at the base, up to 7 cm wide, hairless or with hairs on the petiole; margin crenate. Flowers in 2-8-flowered umbels, greenish-white to dark crimson. Fruit c. 3.5 × 3 mm, laterally flattened, round or ellipsoid, ribbed, brown when ripe.