asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs

family Solanaceae, potato family, Solanaceae - large and economically important family of herbs or shrubs or trees often strongly scented and sometimes narcotic or poisonous; includes the genera Solanum; Atropa; Brugmansia; Capsicum; Datura; Hyoscyamus; Lycopersicon; Nicotiana; Petunia; Physalis; Solandra

tobacco - aromatic annual or perennial herbs and shrubs