Nicotiana glauca, R. C. Graham

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

1. N. glauca R. C. Graham , Edinb. New Philos. Jour. 5: 175 (1828).

Glabrous shrub (1—)2—6(—10) m. Leaves 5-25 cm, elliptical to lanceolate or ovate, acute, glaucous; petiole not winged. Flowers numerous in a lax panicle. Calyx 10-15 mm, tubular; teeth triangular, acute, equal. Corolla (25-)30-40 (-45) mm, tubular, yellow; limb 2-4 mm, with short lobes. Stamens subequal, inserted in basal i of corolla-tube. Capsule 7-10 mm, ellipsoid. Cultivated for ornament and widely naturalized on rocks, walls and roadsides in the Mediterranean region and Portugal. [?B1 Co Cr Ga Gr Hs It Lu Sa Si.] ( Argentina , Bolivia.)