Herb, probably a weak perennial, 0.3-0.5 m tall, somewhat woody and branching near the base; stems subglabrous to sparingly villous, usually with a a somewhat varnished appearance. Leaves sessile or subsessile; blade linear, 20-30 x 2-4(-5) mm, puberulous to sparingly hispid, often folded along the midrib or with margins inrolled, apex acute, base attenuate, margin finely and distantly toothed. Inflorescence simple or branched near the base, lax, 120-200 mm long; verticils 4-6-flowered; bracts early deciduous, small, c. 2 x 1 mm. Calyx 7-8 mm long at maturity, hispidulous. Corolla mauve, often with violet stripes, 12-13 mm long; tube 9-10 mm long, expanding to 3 mm wide at the mouth; lower lip 3 mm long. Stamens exserted beyond the lower lip; upper pair attached about 3 mm from the base of the tube, filaments puberulous near the base; lower pair united nearly to the apex. Stigma somewhat clavate.
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