Perennial of southern Europe having clusters of fragrant flowers of all colors especially yellow and orange,often naturalized on old walls or cliffs,sometimes placed in genus Erysimum.

• 欧洲南部多年生植物，开串状而有香味的花，各色品种特别是黄色和橙色，通常生长于破墙残壁之上，有时归于十字花科。