Erect, perennial herb to 40 cm tall, with glandular hairs brownish below head. Basal leaves sessile, linear-oblanceolate, with lamina to 5 cm long, 3-5 mm wide; cauline leaves smaller. Flowers in thyrses to 20 cm long; bracts leaf-like, 1-2 cm long; peduncle 2-6 cm long; bracteoles linear, 1.5-2.5 mm long; pedicel 6-2.5 mm long. Sepals lanceolate, 9-10 mm long. Corolla 14-20 mm long, some hairs inside, without enations, scarcely auriculate; lobes unequal, abaxial c. 5 mm long; wings 2 mm wide. Indusium broadly oblong, 2 mm long. Ovules several. Fruit ovoid, 4-5 mm long; valves divided to base. Seeds elliptic, pale-brown, 2 mm long.
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