Acanthaceae is a family of dicotyledonous flowering plants containing almost 250 genera and about 2500 species. Most are tropical herbs, shrubs, or twining vines; some are epiphytes. Only a few species are distributed in temperate regions. The four main centres of distribution are Indonesia and Malaysia, Africa, Brazil, and Central America. Representatives of the family can be found in nearly every habitat, including dense or open forests, scrublands, wet fields and valleys, sea coast and marine areas, swamps, and mangrove forests.
Nothofagus, also known as the southern beeches, is a genus of 43 species of trees and shrubs native to the Southern Hemisphere in southern South America and Australasia. The species are ecological dominants in many temperate forests in these regions. Some species are reportedly naturalised in Germany and Great Britain. The genus has a rich fossil record of leaves, cupules, and pollen, with fossils extending into the late Cretaceous period and occurring in Australia, New Zealand, Antarctica, and South America.
Jacaranda is a genus of 49 species of flowering plants in the family Bignoniaceae, native to tropical and subtropical regions of the Americas. The generic name is also used as the common name.
Cynanchum is a genus of about 300 species including some swallowworts, belonging to the family Apocynaceae. The taxon name comes from Greek kynos and anchein, hence the common name for several species is dog-strangling vine. Most species are non-succulent climbers or twiners. There is some evidence of toxicity.
Lepismium is a genus of mostly epiphytic cacti, with seven species. They are found in tropical South America.
Bignonia is a genus of flowering plants in the family Bignoniaceae. Its genus and family were named after Jean-Paul Bignon by his protégé Joseph Pitton de Tournefort in 1694, and the genus was established as part of modern botanical nomenclature in 1753 by Carl Linnaeus. Species have been recorded from the southern USA, Central to most of South America.
Licuala is a genus of palms, in the tribe Trachycarpeae, commonly found in tropical forests of southern China, Southeast Asia, the Himalayas, New Guinea and the western Pacific Ocean islands.
Ixora is a genus of flowering plants in the family Rubiaceae. It is the only genus in the tribe Ixoreae. It consists of tropical evergreen trees and shrubs and holds around 544 species. Though native to the tropical and subtropical areas throughout the world, its centre of diversity is in Tropical Asia. Ixora also grows commonly in subtropical climates in the United States, such as Florida where it is commonly known as West Indian jasmine. Other common names include viruchi, kiskaara, kepale, rangan, kheme, ponna, chann tanea, techi, pan, siantan, jarum-jarum/jejarum, jungle flame, jungle geranium, and cruz de Malta, among others. The plants possess leathery leaves, ranging from 3 to 6 inches in length, and produce large clusters of tiny flowers in the summer. Members of Ixora prefer acidic soil, and are suitable choices for bonsai. It is also a popular choice for hedges in parts of South East Asia. In tropical climates, they flower year round and are commonly used in Hindu worship, as well as in ayurveda and Indian folk medicine.
Melhania is a genus of small shrubs or herbaceous plants. Traditionally included in the family Sterculiaceae, it is included in the expanded Malvaceae in the APG and most subsequent systematics. The genus is named for Mount Melhan in Yemen.
Corynanthe johimbe, synonym Pausinystalia johimbe, common name yohimbe, is a plant species in the family Rubiaceae native to western and central Africa. Extracts from yohimbe have been used in traditional medicine in West Africa as an aphrodisiac, called in some languages burantashi, and have been marketed in developed countries as dietary supplements.
Helicteres is a genus of flowering plants in the family Malvaceae. Its range is from tropical and sub-tropical Asia through to northern Australia, and also Mexico through to the northern half of South America.
Corynanthe is a genus of flowering plants in the family Rubiaceae.
Triumfetta is a genus of plants in the family Malvaceae. Burbark is a common name for plants in this genus.
Hamelieae is a tribe of flowering plants in the family Rubiaceae and contains about 171 species in 6 genera. Its representatives are found in tropical and subtropical America. The sister tribe Hillieae is sometimes here included.
Hermannia is a genus of flowering plants in the mallow family, Malvaceae. It comprises at least 65 species with many more species as yet unresolved.
Markhamia is a genus of flowering plants in the family Bignoniaceae. The genus is named after Clements Markham.
Dialypetalantheae, synonym Condamineeae, is a tribe of flowering plants in the family Rubiaceae and contains about 305 species in 31 genera. Most genera are found in Central and Southern Tropical America, but a few occur in Southeast Asia.
Antiaropsis is a genus of flowering plants belonging to the family Moraceae. It is dioecious, with male and female flowers borne on separate plants.
Leptonychia is a genus of flowering plants belonging to the family Malvaceae.
Sommera is a genus of flowering plants belonging to the family Rubiaceae.
