. . . . . . . . . "Halictus ligatus" . . "Helianthus" . . "moore. 2017. Halictus ligatus nectar / pollen delivering plant Helianthus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/6888732> 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." .