Darwin Core term name: collectionID. An identifier for the collection or dataset from which the record was derived. For physical specimens, the recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).

public string CollectionID { get; set; }

Public Property CollectionID As String
	Get
	Set

public:
property String^ CollectionID {
	String^ get ();
	void set (String^ value);
}

member CollectionID : string with get, set