Tragia volubilis
Tragia volubilis also known as fireman  is a climbing subshrub or climbing shrub native to tropical America and Africa. It belongs to the Euphorbiaceae family, Tragia genus. As many of the species of the genus, it has stinging hairs, similar to those of nettles. Distribution 
The species is distributed from Mexico and the Caribbean to Argentina, and in Central Africa. Uses 
It is used as a poison and also as a medicinal plant with diuretic and anti STD uses. Phytochemistry 
The methanolic extract of the aerial parts of the plant contains alkaloids, flavonoids and tannins. Avicularin, quercitrin, afzelin and amentoflavone were isolated and identified from the extract. The biological activity of these compounds supports the ethnomedical uses of the plant. References 

volubilis
Taxa named by Carl Linnaeus
Plants described in 1753
Neotropical realm flora