Hesperis matronalis

Dame's Rocket (Hesperis matronalis) is a species of plant. It belongs in the family Brassicaceae. It has been introduced to North America. It blooms from May to June. It can be found in habitats such as roadsides and open woods. It grows from 51 to 102 cm. (20 to 40 in.).

Other websites

Hesperis matronalis at USDA PLANTS Database 
Hesperis matronalis at Kansas Wildflowers and Grasses 

Category:Brassicaceae

pt:Hesperis