. . . . . . . . . "Pieris rapae" . . "Symphyotrichum novi-belgii" . . "Sue Mcgaw. 2014. Pieris rapae associated species with names lookup Symphyotrichum novi-belgii. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/990131> 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." .