. . . . . . . . . "Speyeria callippe" . . "Erigeron glaucus" . . "Di. 2015. Speyeria callippe nectar plant Erigeron glaucus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1714499> 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." .