Small shrub, 0.7–2 m. high; branchlets glabrous or irregularly shortly and sparsely puberulent.. Leaves shortly petiolate; lamina ovate, ovate-lanceolate or elliptic, 2.5–10 cm. long, 1–4 cm. wide, acuminate or narrowed to the apex then usually rounded and apiculate, more rarely acute, cuneate at the base, glabrous on both surfaces, except for angle-pockets beneath.. Cymes usually (2–)3-flowered, terminating short lateral branches; peduncle 1–2.5 cm. long; pedicels 0.2–1.0 cm. long, usually glabrous.. Calyx-lobes scarcely 2 mm. long, equal, ovate-lanceolate, usually acuminate, coarsely ciliate, otherwise glabrous.. Corolla white, with a yellow area near the base of the 6–11 mm. long tube.. Filaments about 4 mm. long; anthers about 1.5 mm.. Ovary ovoid, glabrous.. Fruit obreniform, compressed, glabrous, about 12 mm. wide.. Seeds 2 in each loculus, quadrangular-orbicular, ± concave on one side, about 5 mm. in diameter, finely pitted or reticulate, brown-pubescent.
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