Shrubs ca. 3 m tall. Branchlets of previous year brownish, glabrous, those of current year purple-brown, glabrous. Petiole ca. 5 mm, densely yellow-brown pubescent; leaf blade ovate, 5-12 × 3-6.5 cm, abaxially densely yellow-brown pubescent, adaxially sparsely yellow pubescent, veins 3-5, slightly basifugal, base rounded, margin coarsely triangular serrate, apex caudate-acuminate. Racemes 5-12-flowered, lowest pairs usually 3-flowered; rachis 5-8 cm, glabrous; pedicels ca. 5 mm, glabrous. Calyx tube glabrous; lobes ovate, ca. 5 × 4 mm, apex shortly acuminate. Corolla discoid; petals white, broadly obovate or broadly obovate-oblong, ca. 1.4 × 8 mm. Stamens ca. 30, longest ones ca. 8 mm. Disc glabrous. Style entire or slightly divided, ca. 4.5 mm, glabrous; stigmas clavate, ca. 1.5 mm, glabrous. Capsule unknown. Fl. May.
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