Asperula danilewskiana, Basiner

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 : 11

33. A. danilewskiana Basiner , Bull. Phys.-Math. Acad. Pétersb. 2: 202 (1844).

Shoots glaucous. Stems 20-60 cm, erect to geniculate-ascending, often rough with short hairs below, subglabrous above; middle internodes 3-4 times as long as the leaves. Leaves 7-20(-24) x 0-8-1 mm, linear, acute, weakly falcate, usually glabrous, rarely shortly ciliate; midrib comprising less than | of width of leaf; margin distinctly revolute. Bracts narrowly lanceolate, usually not exceeding the fruits, usually glabrous; pedicels 0-2-5 mm. Corolla (4-5-)5-5~6-5 mm, broadly hypocrateriform to narrowly infundibuliform, pale purplish to whitish, nearly glabrous; tube about twice as long as lobes; lobes distinctly appendiculate. Fruit 2-5-4-5 mm, densely covered with acute squamiform tubercles. W. Kazakhstan. Rs (E). (W.C. Asia.)