. . . . . . . . . "Hemaris thysbe" . . "Penstemon" . . "Heather Pickard. 2017. Hemaris thysbe associated species with names lookup Penstemon. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/6753609> 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." .