Oenothera rosea
Botanical name: Oenothera sp.
Common names: Evening Primrose, Suncups, Sundrops
Family: Onagraceae
Origin: Americas
A number of perennial members of the genus are commonly cultivated and used in landscaping.
Similar plants: Oenothera sp. (Evening Primrose)
Oenothera rosea
Oenothera tetraptera
Oenothera missouriensis
Link to this plant:
https://toptropicals.com/catalog/uid/oenothera_sp.htm