. . . . . . . . . "Phoebis sennae" . . "Anisacanthus quadrifidus wrightii" . . "Chuck Sexton. 2017. Phoebis sennae nectar plant Anisacanthus quadrifidus wrightii. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/8325121> 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." .