. . . . . . . . . "Bombus griseocollis" . . "Amorpha fruticosa" . . "Lee Elliott. 2015. Bombus griseocollis nectar plant Amorpha fruticosa. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1505738> 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." .