. . . . . . . . . "Phaethornis pretrei" . . "Heliconiaceae" . . "Gabriela Castro. 2012. Phaethornis pretrei pollinates Heliconiaceae. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/63760> 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." .