A daylily cultivar which has been registered with a bloom size of 7 inches or greater but which is not registered in a specific form category (double, spider, unusual form, polymerous, sculpted) by the hybridizer.
For Exhibitions (accredited daylily shows) extra large diameter flowers are classified by bloom size in Division I, Registered Extra Large Flowers.
For AHS Awards, the “Extra Large Diameter Award” is designated for cultivars that are registered with blooms measuring 7” or greater that are not also registered as spiders or Unusual forms.
