Erythrina crista-galli Erythrina crista-galli Erythrina crista-galli, often known as the cockspur coral tree, is a flowering tree in the family Fabaceae, native to Argentina, Uruguay, southern Brazil and Paraguay. It is widely planted as a street or garden tree in other countries, notably in California. It is known by several common names within South America: ', ' (Spanish), "" (Portuguese) and the more ambiguous "bucaré", to name a few. Its specific epithet "crista-galli" means "cock's comb" in Latin. The ceibo is the national tree of Argentina, and its flower the national flower of Argentina and Uruguay. This species characteristically grows wild in
Iguazú National Park anteater, the black-fronted piping guan, the harpy eagle, and the yacare caiman. One can also find birds like the great dusky swift and large toucans, mammals like the coatí, and a diversity of butterflies. The vinaceous amazon, named for its wine-colored plumage, is occasionally found in this park. The Iguazú River ends in the Paraná River 23 km beyond the falls, after a 1320 km course. Inside the park it becomes up to 1,500 m wide and turns first south, then north, forming a large U-shape. Its banks are densely populated by trees, including the "ceibo" (Cockspur coral tree), whose