Oenanthe silaifolia, 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 : 339

7. O. silaifolia Bieb. , Fl. Taur.-Cauc. 3: 232 (1819)

(O. media Griseb. ).

Erect, sparsely branched perennial up to 100 cm. Roots with obovoid tubers, gradually narrowed to point of attachment to stem. Stem hollow, grooved. Basal leaves 2- to 4-pinnate; lobes linear to linear-lanceolate. Cauline leaves 1 - to 2-pinnate; lobes linear-lanceolate. Umbels terminal. Peduncle longer than rays. Rays 4-10, markedly thickened in fruit. Pedicels thickened in fruit, sometimes very short and occasionally absent in centre of partial umbels. Fruit 2-5-4 mm, cylindrical or obconical. Styles almost as long as fruit. Wet places. 2n = 22. C., W. & S. Europe. Al Au Be Br Bu Co Cz Ga Ge Gr Hu It Ju Rm Rs (W, K) Sa Si Tu.