About Oenothera rosea Aiton
Oenothera rosea Aiton, a species of flowering plant in the family Onagraceae, has several common names: rosy evening-primrose, rose evening primrose, pink evening primrose, and Rose of Mexico. It is native to the Americas, and it also occurs as an introduced species in multiple other regions around the world. This plant can spread rapidly across yards and fields, and removing it requires many years of consistent effort. The flowers of Oenothera rosea have a diameter of less than 2.5 cm (0.98 in), and their color ranges in shade from pink to red.