Asperula aristata subsp. scabra

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 : 6

(a) Subsp. scabra (J. & C. Presi) Nyman, Consp. 334 (1879)

( A. aristata subsp. longiflora (Waldst. & Kit.) Hayek ):

Stems more or less erect. Leaf-margin not or only slightly revolute. Partial inflorescences more or less spicate; pedicels less than 1 mm. Corolla (3-)5-5-8 mm, greenish-purple, pale purplish or yellowish; lobes distinctly appendiculate; tube rough with short hairs or papillae outside, or rarely smooth. Fruit 1 -5-2 mm. 2/1 = 20, 40. Mediterranean to montane zones. S. Europe, northwards to S. France and N. W. Jugoslavia.