. . . . . . . . . "Bombus mexicanus" . . "Senna pallida" . . "Richard Joyce. 2016. Bombus mexicanus interaction->visited flower of Senna pallida. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/4903469> 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." .