. . . . . . . . . "Apis mellifera" . . "Carnegiea gigantea" . . "Francisco Valdes Perezgasga. 2017. Apis mellifera planta de alimentación del adulto Carnegiea gigantea. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/6263024> 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." .