Prenanthes L.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 331

171. Prenanthes L. 1

Perennial herbs. Stems usually solitary, much-branched. Leaves lobed, the cauline auriculate, amplexicaul. Capitula numerous. Involucral bracts in 2 or 3 rows. Receptacle without scales. Ligules purplish. Achenes compressed, not beaked; pappus of 2 or 3 equal rows of simple hairs, the outer not thickened near the base.