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Creeping perennial herb. All vegetative parts pilose; hairs long, weak, multicellular and uniSériate, the cross–walls between the cells conspicuously reddish. Stems up to 1 m. long or more, reddish, partly prostrate and rooting at and between nodes, partly ascending to erect and very leafy. Petioles 1–3(4) cm. long, slender. Leaf–lamina 1–3(4) cm. in diameter, broadly ovate or orbicular, cordate at base, crenately 5–9–lobed, the lobes coarsely toothed. Racemes 1–4(6)–flowered, flowers drooping; peduncles up to 8 mm. long, pedicels 15–20 mm. long, each with a subtending lanceolate bract c. 3 mm. long at or near the base. Calyx–segments c. 1/2 as long as the corolla, ovate, tapering at apex, the margins overlapping at the base, pilose, ciliate. Corolla 6–8 mm. long, campanulate, white to pale pink or lilac, glabrous or sparsely pilose, divided to the middle into oblong–cuspidate lobes. Stamens c. 3 mm. long; anthers c. 1·5 mm. long. Ovary hemispherical, densely and stiffly pilose. Capsule c. 4 mm. in diameter, indehiscent, transparent–walled. Seeds 0·8–1 mm. long, numerous, ± tetrahedral, blackish, granular.