Erodium ruthenicum, Bieb.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1981, Flora Europaea. Volume 2. Rosaceae to Umbelliferae, Cambridge University Press : 201

12. E. ruthenicum Bieb. , Cent. Pl. 1: t. 48 (1810)

(£. serotinum Steven). Perennial; stems 15-50 cm, usually with patent hairs. Leaves up to 8 cm, triangular-ovate, with one pair of free pinnae at the base, the upper part pinnatifid; lobes dentate or pinnatifid. Umbels with 3-13 flowers; bracts several, linear-lanceolate, hairy, brown. Sepals 10-12 mm; petals c. 12 mm, violet. Mericarps c. 8 mm, densely hairy; apical pits glandular, without a furrow at the base. Beak 30-70 mm. Dry open habitats. Ukraine and Moldavia; once reported from Dobrogea. Rm Rs (W,?E).