Stems with several, short, ascending flowering branches, 4-angled/narrowly winged, glabrescent. Petiole to 6 mm; leaf blade ovate or broadly lanceolate, 2-3.5 × 1.2-1.5 cm, papery, glabrous, adaxially sparsely glandular, abaxially densely yellow glandular, base cuneate, margin narrowly revolute, ± entire, or inconspicuously crenate, apex acute to subacute. Racemes to 10 cm, terminal on short leafy lateral branches; rachis very minutely antrorse pubescent; lower floral leaves longer than pedicels, mostly sessile, ovate, to 3 mm, margin entire and ciliolate; bracteoles ± subulate, ca. 0.3 mm, inserted about halfway along pedicel. Pedicel to 3.5 mm, puberulent. Scutellum ca. 1 mm. Corolla lilac, 1.8-2 cm, glandular pubescent outside; tube ca. 0.7 mm wide, only slightly enlarged at base, gradually dilated to ca. 4 mm at throat.
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