. . . . . . . . . "Polyommatus icarus" . . "Euphrasia pectinata" . . "Kostas Zontanos. 2016. Polyommatus icarus nectar plant Euphrasia pectinata. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/9241091> 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." .