Echinopsis macrogona

Echinopsis macrogona, synonym Trichocereus macrogonus, is a species of cactus found in Bolivia and Peru. Echinopsis macrogona is one of a number of similar species that may be called San Pedro cactus and is also known as the Peruvian torch cactus. Indigenous names include achuma and huachuma, although these too may be applied to similar species.