. . . . . . . . . "Asclera ruficollis" . . "Erythronium americanum" . . "Don Sutherland. 2003. Asclera ruficollis nectar plant Erythronium americanum. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/6360867> 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." .