Scrophularia nodosa, 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 : 219

18. S. nodosa L. , Sp. Pl. 619 (1753).

Glabrous perennial with a nodular rhizome; stems 30-80(-150) cm, 4-angled, sometimes narrowly winged. Leaves up to 12x7 cm, ovate to ovate-lanceolate, doubly (rarely singly) serrate, more or less acute, cordate to truncate at base. Cymes usually 5- to 7-flowered; bracts usually not leaf-like; pedicels 2-3 times as long as calyx, glandular. Calyx-lobes broadly ovate, entire; margin narrowly scarious. Corolla 7-10 mm, green, with purplish-brown upper lip. Staminode obovate, truncate or emarginate. Capsule c. 5 mm, broadly ovoid, shortly acuminate. 2« = 36. Usually in damp or shady places. M ost o f Europe. Al Au Be Br Bu Cz Da Fe Ga Ge Gr Hb He Ho Hs Hu It Ju No Po Rm Rs (N, B, C, W, K, E) Su?Tu.