Hieracium aphyllum

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 : 386

122. H. aphyllum group ( H. dentatum!piliferum ). Like 120 but leaves elliptical to lanceolate, denticulate to dentate, the cauline 0-3; styles usually yellow. 1900-2300 m. • Alps. Ga Ge He It.

Included species:

H. aphyllum Naegeli & Peter , Hier. Mittel-Eur. 2: 234 (1889). Ga He.