Shrubs, scandent or ? erect, to 1.5 m, softly pubescent on the younger branches or glabrous. Leaves ovate to ovate-lanceolate, acute-acuminate, weakly serrulate to subentire, the bases obtuse to ? rounded, to 6 cm long and 3 cm wide, slightly pubescent, more so on the veins beneath; petioles ca 2-5 mm long. Inflorescences verticils, rarely cymose, few and crowded, each ca 5-7-flowered, bracts leaf-like, ca 4-5 mm long, deciduous. Flowers with pedicels 1-3 mm long; bracteoles present, + linear, ca 1.5-2 mm long; calyx tubular, ca 3.5-4 mm long, 5-toothed, the teeth deltoid and ? equal, ca 12-15-veined, pubescent, especially on the inner surface of the teeth; corolla tubular, white, exserted, ca 3-4 mm long, weakly bilabiate, the lips ca 1-1.5 mm long, the upper lip cleft, the lower lip 3-lobed, the middle larger, pubescent near the tip; stamens exserted. mounted
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low in the corolla throat, the anthers small, ca 0.5 mm long; gynobase straight, the style slender, exserted, bifid near the tip, the branches unequal. Nutlets ovoid, smooth, mature size unknown.
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