Stems to 55 cm, purple-brown spotted, sparsely pubescent, glabrescent, much branched, with up to 12 nodes. Petiole 0.5-2.5 cm; leaf blade narrowly ovate to ovate, 4.5-17 X 1.5-6.5 cm, adaxially pubescent, abaxially glabrous, base cuneate to rounded, margin entire to sparsely dentate, apex acute to acuminate, vermiform sclereids dispersed throughout leaf; lateral veins 7 or 8 on each side of midrib. Cymes 2-6-flowered; peduncle (2.5-)3-4 cm, glabrous; involucre 1.3-2 cm in diam., outside glabrous. Calyx ca. 1.3 cm, 2-lipped, with unequal segments; adaxial lip 2-sect from base, segments oblong lanceolate, 1-1.3 cm X 4-5 mm; abaxial lip 3-lobed, divided from middle to above middle, lobes oblong lanceolate, 4-6 X 5-6 mm, outside and margin glabrous. Corolla outside pale purple, ca. 3.2 cm, outside sparsely glandular puberulent, inside with a ring of hairs; tube ca. 2.6 cm; adaxial lip ca. 5 mm; abaxial lip ca. 6 mm. Anthers ca. 3.5 mm; staminodes 3, 3-6 mm. Pistil ca. 2.7 cm, glabrous. Capsule unknown. Fl. May.
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