Perennials. Rootstock ± horizontal, 2-3 mm in diam., not tuberculate, without thickened roots. Stem 18-45 cm tall, trailing, rooting at nodes, with 0.2-0.5 mm retrorse ± appressed nonglandular trichomes. Stipules linear-lanceolate, distinct. Leaves opposite; petiole with 0.2-0.4 mm retrorse ± appressed nonglandular trichomes; leaf blade 1.1-3.3 cm, palmately cleft, ratio of main sinus/middle segment length = 0.74-0.84, pilose with appressed nonglandular trichomes; segments 5, obtriangular, 1.4-4.6 mm wide at base, 3(-5)-lobed in distal half, ratio of second sinus/middle segment length = 0.13-0.3. Cymules solitary, 1-flowered; peduncle 2.5-7.2 cm. Pedicel 1.1-3.6 cm, with 0.1-0.4 mm retrorse ± appressed nonglandular trichomes; bracteoles linear-lanceolate. Sepals 4.1-6.4 mm, mucro 0.9-1.8 mm, ratio of mucro/sepal length = 0.14-0.43, outside with 0.1-0.9 mm antrorse appressed nonglandular trichomes and scattered 0.5-1.3 mm patent glandular trichomes, inside ± with trichomes. Petals white or pale pink with purplish veins, (5.2-)7.2-8.4(-12.7) mm, erect to patent, basally both surfaces and margin with few trichomes, apex rounded. Staminal filaments white, lanceolate with an abruptly narrowed apex, abaxially pilose and proximal half ciliate, trichomes 0.1-0.3 mm; anthers violet, 0.5-1 mm. Nectaries 5, hemispheric, glabrous. Stigma greenish. Fruit 1.7-2 cm, erect when immature; mericarps smooth, with a basal callus, with 0.2-0.6 mm ± patent nonglandular trichomes; rostrum 1.2-1.6 cm, with a 0.5-1.5 mm narrowed apex; stigmatic remains 0.4-1.9 mm. Seeds 1.8-2 mm. Fl. Jul, fr. Aug.
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