. . . . . . . . . "Ileostylus micranthus" . . "Crataegus monogyna" . . "John Barkla. 2016. Ileostylus micranthus interaction->hemiparasite of Crataegus monogyna. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/3027479> 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." .