. . . . . . . . . "Bombus ternarius" . . "Symphyotrichum puniceum" . . "Charlie Hohn. 2015. Bombus ternarius nectar plant Symphyotrichum puniceum. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1960061> 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." .