Dillenia is a genus of flowering evergreen or semi-evergreen trees and shrubs in the family Dilleniaceae, native to tropical and subtropical regions of southern Asia, Australasia, and the Indian Ocean islands.
Helmholtzia is a small genus of flowering plants described in 1866. It includes species native to Australia, Indonesia, and New Guinea.
Vvedenskya is a monotypic genus of flowering plants belonging to the family Apiaceae. It just contains one species, Vvedenskya pinnatifoliaKorovin It is also in Subfamily Apioideae.
Steyermarkochloa is a genus of plants in the grass family. The only known species is Steyermarkochloa angustifolia(Spreng.) Judz., which is native to Colombia (Guainía), Venezuela (Amazonas), and Brazil (Amazonas).
Tournaya is a monotypic genus of flowering plants belonging to the family Fabaceae. It just contains one species, Tournaya gossweileri(Baker f.) A.Schmitz
The genus Barteria is in the family Passifloraceae in the major group angiosperms. It contains 8 described species, however, only 6 are accepted.
Vailia is a monotypic genus of flowering plants belonging to the family Apocynaceae. It just contains one species, Vailia mucronataRusby
Whittonia is a monotypic genus of flowering plants belonging to the family Peridiscaceae. It only contains one known species, Whittonia guianensis.
Tourrettia is a monotypic genus of flowering plants belonging to the family Bignoniaceae. It only contains one known species, Tourrettia lappacea(L'Hér.) Willd. The genus of Tourrettia has 2 known synonyms, DombeyaL'Hér. and MedicaCothen. It is also in Tribe Tourrettieae.
Torralbasia is a monotypic genus of flowering plants belonging to the family Celastraceae. It only contains the one known species, Torralbasia cuneifolia(C.Wright ex A.Gray) Krug & Urb.
Gilesia biniflora is species of flowering plant belonging to the family Malvaceae. It is commonly known as the 'western tar-vine'. It is the sole species in genus Gilesia. It is in the Byttnerioideae subfamily.
Ianhedgea is a monotypic genus of flowering plants belonging to the family Brassicaceae. The only species is Ianhedgea minutiflora.
Ledebouriella is a monotypic genus of flowering plants belonging to the family Apiaceae. It only contains one known species, Ledebouriella multiflora(Ledeb.) H.Wolff.
Lipskya is a monotypic genus of flowering plants belonging to the family Apiaceae. It only contains one known species, Lipskya insignis. It is also in tribe Pyramidoptereae.
Pitraea is a monotypic genus of flowering plants belonging to the family Verbenaceae. It only contains one known species, Pitraea cuneato-ovata(Cav.) Caro
Pisoniella is a monotypic genus of flowering plants belonging to the family Nyctaginaceae. It only contains one known species, Pisoniella arborescens(Lag. & Rodr.) Standl.
Stewartiella is a monotypic genus of flowering plants belonging to the family Apiaceae. According to Kew; it only contains one known species, Stewartiella crucifolia(Gilli) Hedge & Lamond
Purdieanthus is a monotypic genus of flowering plants belonging to the family Gentianaceae. The only known species is Purdieanthus pulcher.
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.
