. . . . . . . . . "Quercus agrifolia" . . "Callirhytis quercussuttoni" . . "Franco Folini. 2016. Quercus agrifolia gall inducer Callirhytis quercussuttoni. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/2705523> 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." .