VMS Help SHOW, QUEUE, /FORM, Parameter  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 form-name

    Specifies the name of the form. The asterisk (*)  and the percent
    sign (%)  wildcard characters are allowed. The default value for
    the form-name parameter is an asterisk (*),  which means that the
    names of all forms on the system are displayed.