Ascending, ±perennial herb to 30 cm tall, greyish with T-shaped hairs. Leaves linear to ovate, narrowing basally, dentate to pinnatisect; lamina 3-7 cm long, 4-10 mm wide. Flowers in thyrses or racemes to 25 cm long; bracts leaf-like; peduncle 5-15 mm long; bracteoles linear, c. 2 mm long; pedicel 0-0.3 mm long, not articulate. Sepals linear, 3 mm long. Corolla 9-12 mm long, pubescent inside, with enations, auriculate; abaxial lobes 4-5 mm long; wings to 2 mm wide. Indusium broadly obovate. Ovules to 26. Fruit ovoid, 10 mm long; valves usually split to sepals. Seeds elliptic, 2.5 mm long, aculeate, dark brown.
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