Lisimachia nummularia, L.

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 : 26

6. L. nummularia L. , Sp. Pl. 148 (1753).

Evergreen, glabrous. Stems 1O-5O(-6O) cm, creeping. Leaves 12-20(-30) x 11- 17(-28) mm, opposite, shortly petiolate, broadly ovate to suborbicular, obtuse, rounded to almost cordate at base, dotted with glands. Flowers solitary (rarely in pairs) in the axils of the middle leaves; pedicels stout, somewhat shorter than to twice as long as the subtending leaf. Calyx 7-11 mm; lobes ovate, overlapping, acuminate. Corolla 8-18 mm, yellow; lobes obovate, dotted with black glands and minutely glandular-puberulent. Capsule c. 3 mm, globose, rarely produced in N. and C. Europe. 2« = 32, 36, 43, 45. Ditches, lake-shores and wet grassland. Most of Europe, northwards to c. 62° N. in Fennoscandia and Russia; cultivated for ornament and perhaps only naturalized in the northernmost part of its range. Al Au Be Br Bu Cz Da Ga Ge Gr Hb He Ho Hs Hu It Ju No Po Rm Rs (N, B, C, W, K, E) Su Tu [?Co Fe].