[Turland N. J., Wiersema J. H., Barrie F. R., Gandhi K. N., Gravendyck J., Greuter W., Hawksworth D. L., Herendeen P. S., Klopper R. R., Knapp S., Kusber W. H., Li D. Z., May T. W., Monro A. M., Prado J., Price M. J., Smith G. F., Zamora Señoret J. C. (red.), International Code of Nomenclature for algae, fungi, and plants (Madrid Code), Regnum Vegetabile, University of Chicago Press, Chicago, 2025, tom 162]
Current international rules for scientific plant names. The edition published on 21 July 2025 replaced the Shenzhen Code. The full editorial committee is listed in the bibliography. The Code establishes nomenclatural rules, rather than one permissible classification of relationships.