Nymphoides peltata, (S. G. Gmelin) O. Kuntze

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 : 68

1. N. peltata (S. G. Gmelin) O. Kuntze , Rev. Gen. Pl. 2: 429 (1891)

(A. flava Druce , Limnanthemum peltatum S. G. Gmelin ).

Glabrous; stems up to 160 cm, creeping and floating. Leaves 3-10 cm across, suborbicular, sinuate or entire, with a deep, narrow sinus at base; petioles often sheathing below. Flowers in axillary fascicles of 2-5; pedicels 3-10 cm. Calyx-lobes oblong-lanceolate. Corolla 30-40 mm in diameter, yellow; lobes fimbriate-ciliate. 2« = 54. In still water and slow-flowing rivers. Most of Europe, northwards to England, the Baltic and N. C. Russia. Al Au Be Br Bu Cz Ga Ge Gr Ho Hs Hu It Ju Lu Po Rm Rs (N, B, C, W, E) Sa Tu [Da He Su].