. . . . . . . . . "Macroglossum stellatarum" . . "Dittrichia viscosa" . . "Fabien Piednoir. 2016. Macroglossum stellatarum pollinates Dittrichia viscosa. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/4205748> 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." .