. . . . . . . . . "Polystichum oculatum" . . "Polypodium vulgare" . . "Jon Sullivan. 2014. Polystichum oculatum associated species with names lookup Polypodium vulgare. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1017407> 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." .