Gentianaceae is a family of flowering plants of 105 genera and about 1600 species.
Anthocleista is a genus of tree- and shrub-like tropical plants in the subtribe Potaliinae in the Gentian family. There are between 14 and 16 species in the genus, native mainly to tropical Africa, including Madagascar and the Mascarene Islands. Anthocleista was once placed in the family Loganiaceae, but more recent molecular, morphological, and phytochemical evidence has placed the group well within the Gentianaceae.
Olea is a genus of flowering plants in the family Oleaceae. It includes 12 species native to warm temperate and tropical regions of the Middle East, southern Europe, Africa, southern Asia, and Australasia. They are evergreen trees and shrubs, with small, opposite, entire leaves. The fruit is a drupe. Leaves of Olea contain trichosclereids.
Strychnos is a genus of flowering plants, belonging to the family Loganiaceae. The genus includes about 100 accepted species of trees and lianas, and more than 200 that are as yet unresolved. The genus is widely distributed around the world's tropics and is noted for the presence of poisonous indole alkaloids in the roots, stems and leaves of various species. Among these alkaloids are the well-known and virulent poisons strychnine and curare.
Ochna is a genus comprising 79 species of evergreen trees, shrubs and shrublets belonging to the flowering plant family Ochnaceae. These species are native to tropical woodlands of Africa, Madagascar, the Mascarenes and Asia. Species of this genus are usually called ochnas, bird's-eye bushes or Mickey-mouse plants, a name derived from the shape of the drupelet fruit. The name of this genus comes from the Greek word ὄχνη (ókhnē), used by Theocritus and meaning "wild pear", as the leaves are similar in appearance. Some species, including Ochna integerrima and O. serrulata, are cultivated as decorative plants.
Cissus is a genus of approximately 350 species of lianas in the grape family (Vitaceae). They have a cosmopolitan distribution, though the majority are to be found in the tropics.
Loasa is a genus of flowering plants in the family Loasaceae. The genus contains about 100 species native to Central and South America. Species of Loasa are prickly herbs or shrubs that have nettle-like stinging hairs. Some species of Loasa are grown as ornamental plants and are known as Chile nettle. Its flowers have five yellow petals covering united stamens and distinctive large coloured nectaries. Caiophora is a closely related genus that also has stinging hairs and is found on rocky slopes of the Andes.
Boscia is a genus of plants in the family Capparaceae. It contains the following species:
Capparis is a genus of flowering plants in the family Capparaceae. It includes 142 species of shrubs or lianas which are collectively known as caper shrubs or caperbushes. Capparis species occur over a wide range of habitat in the subtropical and tropical regions of Africa, Eurasia, Australasia, and the Pacific.
Jollydora is a genus of plant in family Connaraceae.
Canscora is a genus 9 to 30 species of plants in the family Gentianaceae. Canscora is native to Africa, Asia and Australia. Some species are used medicinally.
Limeum is a genus of flowering plants. It includes 25 species.
Connarus is a genus of plants in the family Connaraceae.
Paxia is a genus of plants in the family Connaraceae, first described in 1891. It is native to west-central Africa.
Rourea is a genus of plants in the family Connaraceae. They are found worldwide across the tropics and subtropics.
Agelaea pentagyna is a species of flowering plant in the family Connaraceae. It is found in Africa.
Manotes is a genus of flowering plants belonging to the family Connaraceae.
