. . . . . . . . . "Papilio troilus" . . "Hesperis matronalis" . . "David Yeany. 2014. Papilio troilus nectar plant Hesperis matronalis. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/724893> 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." .