Monotypic Solanaceae genera

Alkekengi is a monotypic genus of flowering plants in the nightshade family Solanaceae with a single species Alkekengi officinarum. This species is native to the regions covering Southern Europe to South Asia and Northeast Asia.

Duckeodendron is a genus of flowering plant in the family Solanaceae represented by a single species, Duckeodendron cestroides. A tree reaching 15 to 30 m, it is found in the Amazon rainforest of Brazil. Its common names include pincel-de-macaco and pupunharana. João Geraldo Kuhlmann described it in 1925 and named it for the collector, Adolpho Ducke.

Henoonia is a monotypic genus of flowering plants belonging to the family Solanaceae. The only species is Henoonia myrtifolia. It is native to Cuba. It is a stiff bush, with a whitish bark, red-pubescent branches, alternate papery leaves of 3.0-3.8 cm long and 1.0-1.3 cm wide that grow from thickened nodes, with a very short leafstalk, shortly spade-shaped to oblong, the tip sharp or pointed, margin entire, veined, glabrous above, initially with soft rufous felty hair below but becoming glabrous with age except near the main vein. The rufous, velvety calyx of 2.5 mm long consists of 5 sepals,

thumb|Close-up of flowers of Browallia americana : Streptosolen jamesonii was placed initially in the closely related genus [[Browallia and is still sometimes known familiarly as "Orange Browallia".]] Streptosolen is a monotypic genus of flowering plants in the family Solanaceae. It is closely related to the genus Browallia, within which it was originally placed. The single species, Streptosolen jamesonii, the marmalade bush or fire bush, is an evergreen shrub bearing loose clusters of flowers which change gradually from yellow to red as they develop, resulting in an overall appearance resembl

Quincula is a monotypic genus of flowering plants in the nightshade family, Solanaceae. The sole species it contains, Quincula lobata, is commonly known as Chinese lantern, lobed groundcherry, or purple groundcherry.

Nectouxia is a monotypic genus of flowering plants belonging to the family Solanaceae. The only species is Nectouxia formosa. It is in the Solanoideae subfamily and in Subtribe Salpichroinae, which is a subtribe of Physaleae.

Metternichia is a genus of flowering plants belonging to the family Solanaceae. For a long time the only species was Metternichia principis ., but recently a second species, M. macrocalyx (Carvalho) L.S.de Souza was recognised.

Pantacantha is a monotypic genus of flowering plants belonging to the family Solanaceae. The only species is Pantacantha ameghinoi.

Plowmania is a monotypic genus of flowering plants belonging to the family Solanaceae. The only species is Plowmania nyctaginoides.

Espadaea is a monotypic genus of flowering plants belonging to the family Solanaceae. The only species is Espadaea amoena.

Heteranthia is a monotypic genus of flowering plants belonging to the family Solanaceae. The only species is Heteranthia decipiens. It is a subshrub native to eastern Brazil.

Coeloneurum is a genus of flowering plants belonging to the family Solanaceae. It contains a single species, Coeloneurum ferrugineum, a shrub or tree endemic to Hispaniola.

Latua pubiflora (common name in Spanish: árbol de los brujos, tree of the sorcerers) is the single species of the monotypic genus Latua, endemic to the coastal mountains of southern Chile. A shrub or small tree to 10 m in height, bearing attractive, magenta-to-red, hummingbird-pollinated flowers, it is extremely poisonous – hallucinogenic (deliriant) in smaller doses – due to tropane alkaloid content and is used by Chilean machi (shamans) of the Mapuche–Huilliche people in traditional medicine, as a poison and to enter trance states. Its elegant flowers and yellow tomato-like fruit are at

Protoschwenkia mandonii is a species of flowering plant in the nightshade family, Solanaceae. It is the sole species in genus Protoschwenkia. It is a subshrub native to Bolivia.