; Sp. Pl. [Linnaeus] 1: 184 (1753)
						
Distribution: Almost cosmopolitan, except Arctic Regions and Antarctica, chiefly tropical and subtropical America (ca. 900), secondary centers in Africa (ca. 50) and Australia (ca. 110). Many species are worldwide weeds. The genus suffers from excessive splitting in the Andes (by potato genetic research) and naming of many (semi)cultivated forms. The taxonomy in the S.-nigrum-group remains disputed (lumping vs. splitting)
						
								
								= Amatula    Medik.; Bot. Beob. 1782 [Medikus] 38 (1782), Malv. 106 (1787)
= Androcera    Nutt.; Gen. N. Amer. Pl. [Nuttall] 1: 129 (1818)
= Antimion    Raf.; Autik. Bot. 109 (1840)
= Aquartia    Jacq.; Enum. Syst. Pl. 1: 12 (1760)
= Artorhiza    Raf.; Autik. Bot. 138 (1840)
= Bassovia    Aubl.; Hist. Pl. Guiane 1: 217, t. 85 (1775)
= Battata    Hill; Veg. Syst. 9: 32 (1765)
= Bosleria    A.Nelson; Proc. Biol. Soc. Washington 18: 175 (1905)
= Ceranthera    Raf.; Amer. Monthly Mag. & Crit. Rev. 176 (1818)
= Cliocarpus    Miers; Ann. Nat. Hist., Sér. 2, 4: 141 (1849)
= Codylis    Raf.; Amer. Monthly Mag. & Crit. Rev. 1: 191 (1819)
= Cyathostyles    Schott ex Meisn.; Pl. Vasc. Gen. [Meisner] 184 (1840)
= Cyphomandra    Mart. ex Sendtn.; Flora 28: 162 (1845)
= Diamonon    Raf.; Fl. Tellur. 2: 76 (1836)
= Dimorphylia    Cortés; Revista Med. Trop. (Bogota) 34: 528 (1917)
= Dulcamara    Hill; Brit. Herb. [Hill] 326 (1756)
= Fontqueriella    Rothm.; Brotéria Ci. Nat. 9: 150 (1940)
= Lycomela    Heist. ex Fabr.; Enum. [Fabricius] 194 (1759), nom. superfl.
= Lycopersicon    Mill.; Gard. Dict. Abr., ed. 4: s. p. (1754)
= Melongena    Mill.; Gard. Dict. Abr., ed. 4: s. p. (1754)
= Normania    Lowe; Man. Fl. Madeira 2: 70 (1868)
= Nycterium    Vent.; Jard. Malmaison t. 85 (1803)
= Pallavicinia    De Not.; Flora 30: 567 (1847)
= Parmentiera    Raf.; Autik. Bot. 108 (1840), nom. illeg.
= Petagnia    Raf.; Specchio Sci. 1: 157 (1814)
= Pheliandra    Werderm.; Notizbl. Bot. Gart. Berlin-Dahlem 15: 54 (1940)
= Pionandra    Miers; London J. Bot. 4: 353 (1845)
= Pseudocapsicum    Medik.; Philos. Bot. [Medikus] 1: 122 (1789)
= Psolanum    Neck.; Elem. Bot. [Necker] 2: 60 (1790), opus utique oppr.
= Scubulon    Raf.; Autik. Bot. 109 (1840)
= Solanastrum    Heist. ex Fabr.; Enum. [Fabricius] 194 (1759)
= Solanocharis    Bitter; Repert. Spec. Nov. Regni Veg. 15: 153 (1918)
= Solanopsis    Bitter; Abh. Naturwiss. Verein Bremen 21: 282 (1913), nom. superfl.
= Triguera    Cav.; Diss. 2, Secunda Diss. Bot.(App.): 1 (1786), nom. cons.