The only natural population of Lakeside Daisy in the United States grows on the Marblehead Peninsula in Ottawa County. In 1988 the Lakeside Daisy was listed by the U.S. Fish and Wildlife Service as a federally threatened species. The species has been listed as endangered in Ohio since 1980.
The Lakeside Daisy (Hymenoxys herbacea) is the rarest of the plants currently listed as endangered in Ohio.