. . . . . . . . . "Puccinia pelargonii-zonalis" . . "Pelargonium × hortorum" . . "Peter de Lange. 2017. Puccinia pelargonii-zonalis host Pelargonium × hortorum. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/8992668> 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." .