Geraniumrobertianum im Germplasm Resources Information Network (GRIN), USDA, ARS, National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Abgerufen am 21. August 2022.
Carlos Aedo: Taxonomic Revision of Geranium Sect. Ruberta and Unguiculata (Geraniaceae). In: Annals of the Missouri Botanical Garden, Volume 102, November 2017, S. 409–465. doi:10.3417/D-16-00016A