Simplify the following text for a Grade 7 native English-speaking person.
Original: sativa ( Miller ) Thell . , Brassica eruca L. ) , is an edible annual plant , commonly known as rocket ( roquette ) or arugula , not to be confused with Wild rocket .
Simplified: sativa ( Miller ) Thell . , Brassica eruca L. ) , also known as arugula or rocket , is a plant that can be eaten .