. . . . . . . . . "Aphis asclepiadis" . . "Helianthus annuus" . . "Jesse Rorabaugh. 2017. Aphis asclepiadis eating Helianthus annuus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/9310501> 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." .