. . . . . . . . . "Thuja occidentalis" . . "Osmunda regalis" . . "Jason Berard. 2015. Thuja occidentalis associated species with names lookup Osmunda regalis. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1970435> 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." .