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| Scientific name | Erysimum cheiri |
|---|---|
| Genus | Erysimum |
| Origin | Mediterranean/Southern Europe |
| Family | Brassicaceae |
| Region | Mediterranean |
Erysimum cheiri, syn. Cheiranthus cheiri, the wallflower, is a species of flowering plant in the family Brassicaceae (Cruciferae), native to Greece, but widespread as an introduced species elsewhere. It is also treated as a hybrid under the name Erysimum × cheiri. It is widely cultivated as a garden plant.