Plants 21-25 cm tall. Rhizomes rather short. Stem glandular piliferous. Basal leaves with petiole 1.1-1.2 cm, densely glandular piliferous; leaf blade peltate or ovate to broadly so, 1.5-7.6 × 1.2-6 cm, leathery, abaxially sparsely hispid and brown spotted, base ± cordate, without a foliar embryo in sinus, margin crenate, apex acute. Cauline leaves lanceolate, ca. 4.5 × 1 mm, margin glandular ciliate. Inflorescence paniculate, ca. 8.7 cm, 16-18-flowered; branches 2.4-5 cm, glandular pubescent, 2-or 3-flowered; pedicels slender, 1.3-3 cm, glandular pubescent. Sepals spreading to reflexed, narrowly ovate, ca. 3 × 1 mm, abaxially and marginally glandular hairy, veins 3, confluent into a verruca at apex. Petals 5, white; shortest 3 petals triangular-ovate, 3.2-3.4 × 2-2.2 mm, 3-veined, base rounded to cordate, with a claw ca. 1 mm, apex acute to shortly acuminate; longer petal narrowly ovate, ca. 9 × 2.2 mm, 3-veined, base with a claw ca. 1.4 mm, apex acuminate; longest petal sublanceolate, ca. 1.9 cm × 3.4 mm, 8-veined, base gradually contracted into a claw ca. 1.5 mm, margin sparsely denticulate. Stamens ca. 6 mm. Ovary ovoid, ca. 4 mm; styles divergent, ca. 1.8 mm. Fl. and fr. May-Oct.
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