Solanum

Annual or perennial herbs, shrubs or small trees, sometimes trailing or climbing, armed or unarmed, pubescent with glandular, simple or stellate hairs, rarely glabrous. Leaves usually alternate, sometimes paired, simple or pinnate, entire or lobed, petiolate. Inflorescences cyme-like, often scorpioid, terminal, lateral, axillary, pseudo-axillary or leaf-opposed, rarely reduced to a single flower. Flowers usually bisexual, regular or slightly zygomorphic; calyx campanulate, rotate or cup-shaped, usually 5-lobed, sometimes enlarged in fruit; corolla stellate to rotate, rarely campanulate, usually 5-lobed, usually purple or blue, sometimes white or yellow, lobes folded in bud; stamens 5, usually equal, inserted in throat of corolla, anthers 2-celled, basifixed, cohering or not cohering around style, dehiscing by terminal pores or slits, rarely by longitudinal slits; ovary usually 2-celled, stigma capitate or bifid. Fruit a succulent, cartilaginous or bony berry, sometimes enclosed by persistent inflated calyx; seeds suborbicular to lenticular, numerous.