. . . . . . . . . "Colias eurytheme" . . "Sonchus oleraceus" . . "Mickey Long. 2015. Colias eurytheme associated species with names lookup Sonchus oleraceus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/2305109> 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." .