Gentianella tenella, (Rottb.) Borner

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 64

1. G. tenella (Rottb.) Borner , FI. Deutsche Volk 542 (1912)

( Gentiana tenella Rottb. ).

Annual or biennial 2-10 cm, rarely more. Basal leaves spathulate; cauline 1^4 pairs, elliptical, more or less acute; all leaves 5-12(-18)mm. Pedicels several times as long as flowers. Calyx and corolla usually 4-merous, with 2 nectaries between each pair of stamens at the base. Corolla sky-blue or dirty violet, rarely white or yellowish; lobes 6-12 mm, more or less patent at anthesis. 2n — 10. Pastures, screes and river-gravels, in mountains except in the extreme north; usually calcicole. Europe, southwards to the Sierra Nevada, S. Alps and S. Carpathians. Au Cz Fe Ga Ge He Hs Is It No Po Rm Rs (N, W) Sb Su.