Extension for elements only used in plant genetic resource collections. Currently, all elements represent EURISCO descriptors. A designation specific to EURISCO. FAO Institute Code of the institute that has bred the material. ISO 3-letter code for the country where the breeding institute is located. FAO Institute Code of the institute that has collected the material. A name given to the accession that cannot be covered by the name structure given for botanical names under identification (i.e. not a formal cultivar or trade designation name). An alternative concatenated text representation of the Accession Names. FAO Institute Code; the codes consist of the 3-letter ISO 3166 country code of the country where the institute is located plus a three-digit number. Code for the (propagation-)provenance of the unit. Code for the (location-) provenance of the unit. Code for the type of storage of the unit in the collection.