. . . . . . . . . "Bombus vosnesenskii" . . "Angelica hendersonii" . . "Di. 2016. Bombus vosnesenskii nectar plant Angelica hendersonii. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/3564096> 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." .