. . . . . . . . . "Phengaris nausithous" . . "Sanguisorba officinalis" . . "Martin Grimm. 2015. Phengaris nausithous nectar plant Sanguisorba officinalis. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1792290> 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." .