Myrcianthes pungens

Myrcianthes pungens, the guabiyu, is a species of flowering plant in the family Myrtaceae. It is a tree native to northern Argentina, central and southern Brazil, Bolivia, Paraguay, and Uruguay.

The species was first described as Eugenia pungens by Otto Karl Berg in 1857. In 1968 Carlos Maria Diego Enrique Legrand placed the species in genus Myrcianthes as M. pungens.