Species of flowering plant
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Tibouchina aspera is a species of flowering plant in the family Melastomataceae, native to Central America and tropical South America. It was first described by Jean Fusée Aublet in 1775. In the original description of the species, it was suggested that the plant was inhaled to treat chest pain and dry coughs.
Description.
"Tibouchina aspera" is a subshrub with densely scaly indumentum on the stem, petiole, calyces and hypanthium. 
Taxonomy.
"Tibouchina aspera" was first described in 1775 and is the type species of the genus "Tibouchina". The description was based on a specimen from French Guiana which is currently kept in the herbarium at the Natural History Museum in London.
Varieties.
There are three described varieties:
Distribution and habitat.
"Tibouchina aspera" is widely distributed in Central and South America, including in Belize, Bolivia, Colombia, French Guiana, Guyana, Honduras, Nicaragua, Panama, Peru, Suriname, Venezuela, and in the Brazilian states of Amapá, Roraima, Amazonas, Pará, Acre, Rondônia, Maranháo, and Mato Grosso. It is commonly found in the "cerrado", "campinas" and "restingas" in humid, sandy soil. In a study of the Melastomataceae of the Brazilian "restingas" in Pará, "T. aspera" was found in herbaceous marsh, fields between dunes and open shrubby fields.
References.
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