Solanaceae, Solanum sect. Petota. Official name: Petota. Perennial herb, often cultivated as biennial or annual, reaching 20-45 cm in height; stems creeping, covered with viscid soft hairs; leaves soft, ovate, entire, alternate, with opposite leaves above; flowers solitary, funnel-shaped, double-petaled, spherical, white, purple, or various reds, bordered with other colors, extremely beautiful, flowering period from April to the first frost; capsule; small seeds.