Erect subshrub to 50 cm tall, almost glabrous, with minute glandular hairs on young parts. Leaves sessile, narrowly elliptic to narrowly oblong, acute, entire or dentate; lamina 12-43 mm long, 3-15 mm wide. Flowers in spikes to 14 cm long; bracts leafy; bracteoles narrowly ovate, 8-11 mm long. Sepals broadly ovate, to 0.5 mm long, connate. Corolla 16-24 mm long, with ±appressed hairs outside, bearded inside, blue; barbulae few, simple; wings c. 1 mm wide. Ovary 2-locular; indusium 1-1.5 mm long, stiff purplish beard ±equalling bristles on lips. Fruit cylindrical, 2-4 mm long, rugose, slightly pubescent.