. . . . . . . . . "Eristalis arbustorum" . . "Erigeron annuus" . . "fausto. 2017. Eristalis arbustorum nectar plant Erigeron annuus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/8376360> 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." .