Atropa 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 : 194

3. Atropa L. 1

Erect perennial herbs. Leaves alternate or opposite, simple, entire. Flowers solitary, axillary. Calyx campanulate, 5-lobed, somewhat accrescent. Corolla tubular-campanulate; limb short, 5-lobed. Stamens subequal, inserted at base of corolla; filaments tomentose at base. Ovary with annular receptacular disc at base; stigma peltate. Fruit a berry. Corolla campanulate; lobes not more than | as long as tube; stamens and style included or slightly exserted 1. bella-donna

Corolla infundibuliform; lobes about as long as tube; stamens and style long-exserted 2. baetica