Silene dichotoma subsp. dichotoma

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1964, Flora Europaea - Volume 1. Lycopodiaceae to Platanaceae, Cambridge University Press : 178

(a) Subsp. dichotoma :

Basal leaves not in dense rosettes, green, pubescent. Flowers crowded, or sometimes separated by their own length; inflorescence 1—2(—3) times dichotomously branched; upper bracts not cibate. Petal-limb bifid for c. | of its length. Throughout the range of the species, except Greece and the Aegean region.