Otanthus Hoffmanns. & Link

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 : 168

65. Otanthus Hoffmanns. & Link 1

Perennial herbs. Leaves alternate. Inflorescence corymbose, with several medium capitula. Involucral bracts in few rows. Receptacle subconical, with scales. Florets all tubular and hermaphrodite, the tube prolonged downwards into 2 spurs which almost enclose the ovary. Achenes compressed, 4- to 5-ribbed, partly enclosed by the thick, corky, persistent corolla; pappus absent.