Spencer y Cross, 2007, p. 938 Spencer, Roger D.; Cross, Robert G. (2007). «The International Code of Botanical Nomenclature (ICBN), the International Code of Nomenclature for Cultivated Plants (ICNCP), and the cultigen». Taxon56 (3): 938-940. JSTOR25065875. doi:10.2307/25065875.
Spencer y Cross, 2007, p. 938 Spencer, Roger D.; Cross, Robert G. (2007). «The International Code of Botanical Nomenclature (ICBN), the International Code of Nomenclature for Cultivated Plants (ICNCP), and the cultigen». Taxon56 (3): 938-940. JSTOR25065875. doi:10.2307/25065875.
«50 Years of the International Code of Nomenclature for Cultivated Plants: Future Prospects for the Code»(en inglés). Archivado desde el original el 5 de marzo de 2016. Consultado el 18 de julio de 2014. «This is often thought to be a contraction of the words “cultivated” and “variety” but this is not quite the case. The word “cultivar” was originally coined in the 1920s by that great American botanist and horticulturist Liberty Hyde Bailey as a category below that of cultigen, a word he had previously coined to distinguish man-made species from natural species which he termed the indigen».
«50 Years of the International Code of Nomenclature for Cultivated Plants: Future Prospects for the Code»(en inglés). Archivado desde el original el 5 de marzo de 2016. Consultado el 18 de julio de 2014. «This is often thought to be a contraction of the words “cultivated” and “variety” but this is not quite the case. The word “cultivar” was originally coined in the 1920s by that great American botanist and horticulturist Liberty Hyde Bailey as a category below that of cultigen, a word he had previously coined to distinguish man-made species from natural species which he termed the indigen».
