Erect to ascending perennial herb, to 40 cm tall, yellowish villous with mostly stellate and multicellular hairs. Leaves crowded basally, elliptic to narrowly oblong, narrowing basally, entire or sinuate, hairy on both surfaces; lamina 4-12 cm long, 8-20 mm wide; cauline leaves stem-clasping. Flowers in racemes to 25 cm long; bracts leaf-like; peduncle 1.5-5 cm long; bracteoles c. 5 mm long; pedicel mostly 10-30 mm long, not articulate. Sepals lanceolate, c. 5 mm long. Corolla c. 15 mm long, ±glabrous inside, without enations, auriculate; abaxial lobes 5 to 6 mm long; wings c. 2 mm wide. Indusium broadly elliptic, folded. Ovules c. 30. Fruit ellipsoidal, c. 10 mm long; valves often bifid. Seeds flattened, ±orbicular, c. 2.5 mm diam., aculeate, brown.
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