. . . . . . . . . "Anthocharis cethura" . . "Amsinckia menziesii" . . "Lynn Watson, Santa Barbara. 2009. Anthocharis cethura nectar plant Amsinckia menziesii. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/364112> 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." .