. . . . . . . . . "Andrena milwaukeensis" . . "Viburnum opulus americanum" . . "James. 2008. Andrena milwaukeensis associated species with names lookup Viburnum opulus americanum. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/4397226> 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." .