Petiole 0.6-4 cm, white appressed puberulent; leaf blade oblong or elliptic to ovate, (1.2-)2.5-5.5 X (0.7-)1.6-2.8 cm, white appressed puberulent, base broadly to narrowly cuneate, margin shallowly crenulate to serrulate, apex broadly acute to rounded; lateral veins 3 or 4 on each side of midrib. Cymes 5-9-flowered; peduncle 5-9(-10) cm; bracts subulate, 1.5-2 mm. Pedicel (0.6-)4-9(-20) mm. Calyx 4-or 5-sect from base; segments narrowly triangular, 2.2-3 mm. Corolla ca. 8 mm X 1-1.2 cm, outside puberulent; tube ca. 2-3 mm; limb deeply 4-or 5-lobed; lobes lanceolate-oblong, 6-8 X 2-3 mm. Stamens unequal; filaments 2.5-8 mm, sparsely puberulent basally; anthers 1.3-1.8 mm. Ovary ca. 2 mm, puberulent. Style ca. 8 mm, glabrous. Capsule ca. 1.1 cm. Fl. Jul-Aug, fr. Aug.
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