http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
International code of nomenclature for cultivated plants
(I.C.N.C.P. or cultivated plant code) : incorporating the rules and recommendations for naming plants in cultivation
Code of nomenclature for cultivated plants
International Society for Horticultural Science
International Commission for the Nomenclature of Cultivated Plants
adopted by the International Union of Biological Sciences Commission for the Nomenclature of Cultivated Plants ; prepared and edited by C.D. Brickell[and others].