The Clusiaceae or GuttiferaeJuss. (1789) are a family of plants including 13 genera and ca 750 species. Several former members of Clusiacae are now placed in Calophyllaceae and Hypericaceae. They are mostly trees and shrubs, with milky sap and fruits or capsules for seeds. The family is primarily tropical. More so than many plant families, it shows large variation in plant morphology. According to the APG III, this family belongs to the order Malpighiales.
Podostemaceae, a family in the order Malpighiales, comprise about 50 genera and c. 300 species of more or less thalloid aquatic herbs.
Xanthone is an organic compound with the molecular formula C13H8O2. It is a white solid.
Ledermanniella keayi is a species of plant in the family Podostemaceae. It is endemic to Cameroon. Its natural habitat is rivers. It is threatened by habitat loss.
Ledermanniella is a genus of flowering plants in the family Podostemaceae. It includes 28 species all native to tropical Africa.
Hydrostachys is a genus of about 22 species of flowering plants native to Madagascar and southern and central Africa. It is the only genus in the family Hydrostachyaceae. All species of Hydrostachys are aquatic, growing on rocks in fast-moving water. They have tuberous roots, usually pinnately compound leaves, and highly reduced flowers on dense spikes.
Podostemum is a genus of flowering plants in the family Podostemaceae. It is an aquatic plant with threadlike roots that attaches to rocks. It includes 11 species native to the Americas, ranging from eastern Canada through the eastern and south-central United States, and from southern Mexico to northeastern Argentina.
Nuncia María Tur is an Argentine botanist. She is a researcher in the Vascular Plants Division, Faculty of Natural Sciences, the National University of La Plata. Her work has focused on aquatic plant species, and specializes in Podostemaceae.
Lebbiea is a monotypic genus of plants within the family Podostemaceae, with Lebbiea grandiflora as its only species. It is a critically endangered species of rheophytic herb native to Sierra Leone and Guinea. It was discovered by, and named after, professor Aiah Lebbie in 2018.
Zeylanidium are a genus of flowering plants in the riverweed family Podostemaceae, native to Sri Lanka, India, Myanmar and Thailand. They have caducous leaves and either crustose or ribbon‑shaped thalli.
Inversodicraea are a genus of flowering plants in the family Podostemaceae, found in Africa. They are confined to areas that receive a spray of water from waterfalls, and some species are confined to a single waterfall.
Inversodicraea koukoutamba is a flowering plant in the family Podostemaceae discovered in Guinea, Africa in the Bafing River. The family is known as the 'orchids of the falls'. It is a rubbery aquatic plant which can grow up to 20 m (66 ft).
Pieter van Royen (1923-2002) was a Dutch botanist. He is an author of many papers on the flora of New Guinea.
Zehnderia is a monotypic genus of flowering plants belonging to the family Podostemaceae. It only contains one known species, Zehnderia microgyna.
Tristicha is a genus of flowering plants belonging to the family Podostemaceae.
Sphaerothylax is a genus of flowering plants belonging to the family Podostemaceae.
Dicraeanthus is a genus of flowering plants belonging to the family Podostemaceae.
Djinga is a genus of flowering plants belonging to the family Podostemaceae.
Letestuella is a monotypic genus of flowering plants belonging to the family Podostemaceae. The only species is Letestuella tisserantiiG.Taylor
Oserya is a genus of flowering plants belonging to the family Podostemaceae. Its native range is northern South America, and it is found in Bolivia, Brazil, French Guiana, Guyana, Suriname and Venezuela.
