Nicotiana rustica, 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 : 201

2. N. rustica L. , Sp. Pl. 180 (1753) .

Annual; stem 0-5- 1 -5 m, viscid-pubescent. Leaves 10-15(-30) cm, ovate to elliptical or rarely suborbicular, acute, puberulent; petiole not winged. Flowers numerous in a compact to lax panicle. Calyx 8-15 mm, tubular to cupuliform; teeth triangular, acute, unequal. Corolla 12-17 mm, tubular-infundibuliform, greenish-yellow; limb 3- 6 mm, with short, obtuse, apiculate lobes. Stamens unequal, inserted in basal i of corolla-tube. Capsule 7-16 mm, ellipsoid- ovoid to subglobose. Formerly widely cultivated for tobacco and locally naturalized; now largely replaced by 3. [Al Au Be?B1 Bu Co?Cr Cz?Da Ga Ge Gr He Ho Hs Hu It Ju Rm Rs (C, W, K, E)?Sa?Si?Tu.] (North America.)