Shrubs 1-1.5 m. Branches slender, upright, gray; branchlets reddish brown, pubescent. Leaves opposite, narrowly rhombic-ovate, lanceolate, obovate, or ovate, 2.5-10 × 1-3.5 cm, papery, adaxially sparsely puberulent, glandular, abaxially greenish brown, yellowish glandular, base cuneate to attenuate, margin serrate or subcrenate-dentate, apex acute to short acuminate, lateral veins 3-or 4-paired. Panicles terminal, 1.5-13 cm, racemose, minutely appressed puberulent; cymes slightly crowded, 3-5(-11)-flowered; peduncle 2-5(-9) mm; floral leaves subsessile, lanceolate, lower ones ovate, margin entire, apex long acuminate, equal to or longer than cymes. Pedicel 2-5 mm. Calyx campanulate, 3-3.5 × 3.5-4 mm, sparsely glandular, appressed pilose; teeth narrowly lanceolate, subequal, ca. 1/2 as long as calyx, apex subulate; fruiting calyx dilated to 6 mm, pendulous, slightly curved. Corolla white with purple spots, 8-9 mm, pilose, sparsely glandular, tube ca. 5 mm. Stamens and style nearly included. Nutlets dark brown, ovoid, ca. 1.5 mm, smooth. Fl. Sep, fr. Oct.
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