. . . . . . . . . "Estigmene acrea" . . "Centranthus ruber" . . "Alice Abela. 2014. Estigmene acrea insect host plant Centranthus ruber. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/9998826> 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." .