. . . . . . . . . "Trillium erectum" . . "Acer saccharum" . . "Andrée Reno Sanborn. 2016. Trillium erectum second associated species with names lookup Acer saccharum. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/3256427> 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." .