Stenostephanus is a genus of plants in the family Acanthaceae. It includes 94 species native to the tropical Americas, ranging from northeastern Mexico to Bolivia and southeastern Brazil.
Julian Alfred Steyermark was a Venezuelan American botanist. His focus was on New World vegetation, and he specialized in the family Rubiaceae.
Todaroa is a monotypic genus of flowering plants belonging to the family Apiaceae. It just contains one known species, Todaroa aurea.
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).
Vailia is a monotypic genus of flowering plants belonging to the family Apocynaceae. It just contains one species, Vailia mucronataRusby
Xatardia is a monotypic genus of flowering plants belonging to the family Apiaceae. It only contains one known species, Xatardia scabra.
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.
Ledebouriella is a monotypic genus of flowering plants belonging to the family Apiaceae. It only contains one known species, Ledebouriella multiflora(Ledeb.) H.Wolff.
Neobaclea is a monotypic genus of flowering plants belonging to the family Malvaceae. It only contains one known species, Neobaclea crispifolia(Cav.) Krapov.
Neobrittonia is a monotypic genus of flowering plants belonging to the family Malvaceae. It only contains one known species, Neobrittonia acerifolia
Solonia is a monotypic genus of flowering plants belonging to the family Primulaceae, with just contains one species, Solonia reflexaUrb.
Pisoniella is a monotypic genus of flowering plants belonging to the family Nyctaginaceae. It only contains one known species, Pisoniella arborescens(Lag. & Rodr.) Standl.
Lecokia is a monotypic genus of flowering plants belonging to the family Apiaceae. It just contains one species, Lecokia cretica(Lam.) DC.
Portenschlagiella is a monotypic genus of flowering plants belonging to the family Apiaceae. It has one known synonym of PortenschlagiaVis. It only contains one known species, Portenschlagiella ramosissima(Port.) Tutin
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
Sebastiano-schaueria is a monotypic genus of flowering plants belonging to the family Acanthaceae. The only known species is Sebastiano-schaueria oblongata.
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.
Peterodendron is a monotypic genus of flowering plants belonging to the family Achariaceae. The only species is Peterodendron ovatum.
Krubera peregrina is a species of plants in the family Apiaceae. It is the only species in the genus Krubera.
