Simplify the following text for a Grade 13 native English-speaking person.
Original: Centaurea cyanus ( Cornflower , Bachelor 's button , Bluebottle , Boutonniere flower , Hurtsickle , Cyani flower ) is a small annual flowering plant in the family Asteraceae , native to Europe .
Simplified: The Cornflower ( Centaurea cyanus ) also called Bachelor 's button , Basket flower , and Boutonniere flower is a small flowering plant in the family Asteraceae .