Ascending to decumbent herb to 50 cm tall; stems coarsely yellowish-brownish hirsute. Leaves obovate, tapering towards base, dentate; lamina 10-88 mm long, 4-31 mm wide. Flowers in spikes to 24 cm long; bracts leaf-like but smaller; bracteoles lanceolate, 4.5-7 mm long. Sepals broadly deltoid, to 0.5 mm long, ciliate, basally connate. Corolla 17-25 mm long, with appressed hairs outside, bearded inside, blue or white; barbulae few, simple; wings 1-1.5 mm wide. Ovary 2-locular; indusium to 1.5 mm long, stiff purplish beard ±equalling bristles on lips. Fruit ovoid, to 4.5 mm long, rugose, pubescent with short hairs, with 2 sterile cavities.
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