Hemerocallis, is a genus of 19 species, formerly in the lily family, Liliaceae,  but have recently been moved to the family Asphodelaceae. Daylilies are native to Eurasia, the majority to E-Asia. They are popular garden plants and there are over 60.000 registered cultivars. The name of the genus is derived from the fact that each flower rarely lasts longer than one day.