grand ammannia

Ammannia robusta is a species of flowering plant in the Lythraceae family, commonly referred to as grand ammannia. It is native to regions including British Columbia, Ontario, Arizona, California, and other parts of North America, as well as southeastern Brazil. The species was first described in 1842 by Heer & Regel. It is part of the genus Ammannia and is characterized by its presence in a wide range of habitats across its distribution. The plant is also found in various other locations, including parts of Central America and the Caribbean.