OX-EYE DAISY - Leucanthemum vulgare:

Ox-eye daisy is a familiar and attractive grassland perennial and our largest native member of the daisy family. It has a medium tall un-branched stem topped by a solitary composite flower of white rays (petals) surrounding a yellow disc floret. Once you become familiar with them the basal leaves of Ox-eye daisy are quite distinctive with their toothed spoon shape and long leaf stalks. Flowers from May to September. Ox-eye daisy is also known as moon daisy or dog daisy and its old botanical name was Chrysanthemum leucanthemum.