Perennial herb, 200-400 mm tall, at least when young, clothed with short glandular hairs. Leaves (linear-) lanceolate to elliptic, 30-70 mm long, sessile to subamplexicaul, entire or margins sometimes 1-3-dentate. Achenes suborbicular, up to 20 mm in diameter. Flowers with lilac to purple rays, disc lilac-violet.