In between Symphytum and Bolax which one is endemic to temperate South America?
Bolax Bolax is a genus of flowering plant in the Apiaceae, with 4 or 5 species. It is endemic to temperate South America.
Goupia glabra Goupia glabra (goupie or kabukalli; syn. "G. paraensis, G. tomentosa") is a species of flowering plant in the family Goupiaceae (formerly treated in the family Celastraceae). It is native to tropical South America, in northern Brazil, Colombia, French Guiana, Guyana, Surinam, and Venezuela.