Perennial herb, stems well branched from the base, sprawling or diffuse, up to 80-300 mm long, woody at base and there 1-2 mm in diam., villous with patent eglandular hairs up to 1-2 mm long, glandular-puberulous as well, and some long hairs gland-tipped, leafy. Leaves opposite, occasionally alternate below the inflorescences, blade 6-18 x 4-14 mm, ovate to elliptic, base cuneate and tapering into a flat petiolar part 4-13 mm long, often roughly 1/2 to 1/3 as long as blade, upper margins with (2-)5-6 pairs of coarse teeth, both surfaces pilose, hairs up to 1-2 mm long, sparsely glandular-puberulous as well. Flowers few to many in round heads, elongating in fruit, remaining crowded or becoming distant, the lowermost flowers usually distant, heads terminating all the branchlets, often further arranged in very open panicles, peduncles nude or nearly so. Bracts c. 3.5-9 x 0.75-3.5 mm, lowermost leaf-like or broadly spathulate, narrower upwards, adnate to pedicel only or to extreme base of calyx as well, pubescent all over with eglandular hairs up to 0.6-1.25 mm long, minutely glandular-puberulous as well. Pedicels up to 0.5-1.5 mm long. Calyx obscurely bilabiate, tube 0.4-lmm long, anticous lobes 2.4-4 x 0.5-0.75 mm, anticous lip split 2.4-4 mm, whole calyx villous, hairs up to 1 mm long, glandular-puberulous as well. Corolla tube 2.5-4 mm long, cylindric in lower part and there c. 0.75-lmm in diam., rapidly widening upwards, c. l.75 mm across mouth, whole corolla minutely and sparsely glandular-puberulous outside, limb 3.5-5 mm across the lateral lobes, posticous lobes 0.75-1.2 x 0.75-1 mm, anticous lobe 1.25-2 x 1-1.75 mm, all lobes subrotund, the posticous lip dark violet, with an orange-yellow patch running down back of tube, glabrous, anticous lip white or creamy-coloured. Stamens 4, posticous filaments decurrent to base of tube, anthers in mouth, anticous anthers exserted, all anthers 0.4-0.6 mm long. Stigma well exserted. Capsules 2.5-3.5 x 1.5-2.5 mm Seeds c. 6-10 in each loculus, 0.5-0.75 x 0.4-0.6 mm, sinuously wrinkled in longitudinal bands, cream-coloured, pallid amber when fully ripe.
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Hairy perennial to 30 cm. Leaves opposite, sometimes alternate above. Flowers in rounded heads elongating in fruit, tube short, minutely glandular-hairy, upper lip dark violet with orange patch running down tube, lower lip white or cream-coloured.