Semi-succulent shrub, c. 0.6 m tall, branching at the base; stems erect, sparingly branched, terete, eventually glabrescent. Leaves petiolate, semi-succulent; blade elliptical to ovate-elliptical, 35-65 x 25-35 mm, tomentose and gland-dotted on both surfaces with simple hairs, apex rounded, base cuneate, margin subentire; petiole 20-30 mm long. Inflorescence terminal, paniculate, fairly dense, up to 250 mm long, 100 mm broad; rhachis glandular-tomentose; bracts persistent, those at the base of the raceme leaf-like, becoming smaller towards the apex and eventually c. 4 mm long, with the flowers axillary, solitary, pedicels 1-2 mm long. Calyx campanulate, glandular, somewhat bilabiate, eventually 5-6 mm long; posticous lobe ovate-deltoid, 2 mm long; anticous lobe subequally 4-toothed, teeth lanceolate-deltoid, acuminate, 1.5 mm long. Corolla tubular with the apex 4-lobed, lilac with the lobes purple-flecked; tube narrowly cylindrical, 20-22 mm long, 2 mm in diam., slightly compressed, shortly glandular-tomentose; posticous lobe erect, obcordate, 5-6 x 4 mm; lateral lobes deflexed, linear-lanceolate, acuminate, 5-6 x 1 mm; anticous lobe cymbiform, 6-7 mm long, eventually reflexed. Stamens 4, filaments free, 3-4 mm long, attached in the throat of the corolla. Ovary 4-lobed, glabrous; style filiform, exserted by 7 mm; stigma shortly bifid.
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