Nipponanthemum

Nipponanthemum nipponicum, common names "Nippon daisy" or "Montauk daisy," is a plant species native to coastal regions of Japan but cultivated as an ornamental in other regions. It is now naturalized as an escape along seashores in New York and New Jersey. It is the only species in the genus Nipponanthemum, formerly considered part of Chrysanthemum.