. . . . . . . . . "Stereum hirsutum" . . "Corylus avellana" . . "Tig. 2016. Stereum hirsutum host of parasitic fungi Corylus avellana. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/2572969> 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." .