. . . . . . . . . "Polygonia comma" . . "Urtica dioica" . . "christine123. 2016. Polygonia comma insect host plant Urtica dioica. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/6226458> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .