The Celastrales are an order of flowering plants found throughout the tropics and subtropics, with only a few species extending far into the temperate regions. The 1200 to 1350 species are in about 100 genera. All but seven of these genera are in the large family Celastraceae. Until recently, the composition of the order and its division into families varied greatly from one author to another.
The Celastraceae are a family of 98 genera and 1,350 species of herbs, vines, shrubs and small trees, belonging to the order Celastrales. The great majority of the genera are tropical, with only Celastrus, Euonymus and Maytenus widespread in temperate climates, and Parnassia (bog-stars) found in alpine and arctic climates.
Harold Ernest Robinson was an American botanist and entomologist.
Zinowiewia integerrima is a species of tree in the family Celastraceae. It ranges from northeastern Mexico through Central America to northern Colombia. It is threatened by habitat loss. The plant is used medicinally.
Julian Alfred Steyermark was a Venezuelan American botanist. His focus was on New World vegetation, and he specialized in the family Rubiaceae.
Vernoniopsis is a genus of flowering plants in the aster tribe within the sunflower family.
Carlo Luigi Spegazzini, in Spanish Carlos Luis Spegazzini, was an Italian-born Argentinian botanist and mycologist.
Mortoniella is a monotypic genus of flowering plants in the family Apocynaceae, first described as a genus in 1939. It contains only one known species, Mortoniella pittieri, native to Central America.
Velascoa is a monotypic genus of flowering plants belonging to the family Crossosomataceae. It only contains one known species, Velascoa recondita.
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.
Humbertia is a monotypic genus of flowering plants belonging to the family Convolvulaceae. It only contains one species, Humbertia madagascariensisLam. It is native to Madagascar. It is known in French as bois de fer; it is endemic to southeastern Madagascar where it occurs in humid evergreen forests at altitudes up to about 600 m (2,000 ft).
Lennoa is a monotypic genus of flowering plants belonging to the family Boraginaceae. It only contains one known species, Lennoa madreporoidesLex. It is within the subfamily of Lennoaceae.
Hartogiopsis is a monotypic genus of flowering plants belonging to the family Celastraceae. It contains only one species, Hartogiopsis trilobocarpa.
Salvadoropsis is a monotypic genus of flowering plants belonging to the family Celastraceae. It only contains one known species, Salvadoropsis arenicola.
Koyamaea is a monotypic genus of flowering plants belonging to the family Cyperaceae. The only species is Koyamaea neblinensisW.W.Thomas & G.Davidse.
Dendroviguiera is a genus of flowering plants in the sunflower family. Its native range stretches from Mexico into Central America. Formerly part of the Viguiera genus, until a DNA study in 2011 separated out all the shrub/tree species of the Viguiera genus.
