. . . . . . . . . "Danaus plexippus" . . "Asclepias speciosa" . . "icosahedron. 2013. Danaus plexippus insect host plant Asclepias speciosa. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/383073> 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." .