title: Announcing a test and trial phase for the registration of new plant names (1998-1999).
authors.affiliation: Officers of the International Association for Plant Taxonomy (IAPT).
authors.forename: L
authors.initials: L
authors.lastname: Borgen
authors.forename: W
authors.initials: W
authors.lastname: Greuter
authors.forename: D L
authors.initials: DL
authors.lastname: Hawksworth
authors.forename: D H
authors.initials: DH
authors.lastname: Nicolson
authors.forename: B
authors.initials: B
authors.lastname: Zimmer