International Code of Nomenclature for algae, fungi, and plants
Overview
 
The International Code of Nomenclature for algae, fungi, and plants (ICN) is the set of rules and recommendations dealing with the formal botanical name
Botanical name
A botanical name is a formal scientific name conforming to the International Code of Botanical Nomenclature and, if it concerns a plant cultigen, the additional cultivar and/or Group epithets must conform to the International Code of Nomenclature for Cultivated Plants...

s that are given to plants, fungi and a few other groups of organisms, all those "traditionally treated as plants"., Preamble, para. 7 It was formerly called the International Code of Botanical Nomenclature (ICBN); the name was changed at the International Botanical Congress
International Botanical Congress
International Botanical Congress is a large-scale meeting of botanists in all scientific fields, from all over the world. Authorized by the International Association of Botanical and Mycological Societies , congresses are held every six years with the venue circulating around the world. The XVIII...

 in Melbourne
Melbourne
Melbourne is the capital and most populous city in the state of Victoria, and the second most populous city in Australia. The Melbourne City Centre is the hub of the greater metropolitan area and the Census statistical division—of which "Melbourne" is the common name. As of June 2009, the greater...

 in July 2011 as part of the Melbourne Code which replaces the Vienna Code of 2005.
 
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