Potamium lonchophyllum is a species of in the family Sematophyllaceae. They are native to Amazônia, Acre (Brazil), Cerrado, Mato Grosso, Distrito Federal, Minas Gerais, Bahia, Mata Atlântica, and Pará.
Definition: The institution that holds a type specimen for a given species. The recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).