. . . . . . . . . "Asarum canadense" . . "Polystichum acrostichoides" . . "Charlie Hohn. 2012. Asarum canadense second associated species with names lookup Polystichum acrostichoides. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/71895> 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." .