If a party having a share or interest in or lien upon the property is unknown, or any of the known parties resides out of the Virgin Islands or cannot be found therein, and such fact is made to appear by affidavit, the summons may be served upon such absent or unknown party by publication, directed by the court, as in ordinary cases. When service of the summons is made by publication, it shall be accompanied by a brief description of the property which is the subject of the action.