. . . . . . . . . "Pontia protodice" . . "Hulsea californica" . . "Don Endicott. 2017. Pontia protodice eating Hulsea californica. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/6211636> 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." .