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                                                                    Exhibit 3.25

                            CERTIFICATE OF AMENDMENT

                                     TO THE

                       CERTIFICATE OF LIMITED PARTNERSHIP

                                       OF

                       CAPSTAR MOCKINGBIRD PARTNERS, L.P.

     The undersigned, desiring to amend the Certificate of Limited Partnership
of: CAPSTAR MOCKINGBIRD PARTNERS, L.P. pursuant to the provisions of Section
17-202 of the Revised Uniform Limited Partnership Act of the State of Delaware,
does hereby certify as follows:

     FIRST:    The name of the Limited Partnership is: CAPSTAR MOCKINGBIRD
PARTNERS, L.P.

     SECOND:   Article 2 of the Certificate of Limited Partnership shall be
amended as follows:

         "2.   The address of the Partnership's registered office in the state
of Delaware is Corporation Trust Center, 1209 Orange Street, Wilmington, County
of New Castle. The name of the Partnership's registered agent for service of
process in the State of Delaware at such address is: The Corporation Trust
Company.

     IN WITNESS WHEREOF,  the undersigned executed this Amendment to the
Certificate of Limited Partnership on this 25th day of June, 1998.

                                                EQUISTAR ACQUISITION CORPORATION

                                            /s/ Christopher L. Bennett
                                                ________________________________
                                                Christopher L. Bennett, VP
                                            By: General Partner
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                       CERTIFICATE OF LIMITED PARTNERSHIP

                                       OF

                       CAPSTAR MOCKINGBIRD PARTNERS, L.P.

     This Certificate of Limited Partnership of CapStar Mockingbird Partners,
L.P. is duly executed and filed by EquiStar Acquisition Corporation, a Delaware
corporation, to form a limited partnership under the Delaware Revised Uniform
Limited Partnership Act (6 Del. C. Section 17-101 et. seq.).

     1.   The name of the limited partnership formed hereby is CapStar
Mockingbird Partners, L.P. (the "Partnership").

     2.   The address of the registered office of the Partnership in the State
of Delaware is 15 East North Street, Dover, Delaware 19901. The Partnership's
registered agent at that address is United Corporation Services, Inc.

     3.   The name and mailing address of the general partner is:

               EquiStar Acquisition Corporation
               1010 Wisconsin Avenue, N.W., Suite 650
               Washington, D.C. 20007

     IN WITNESS WHEREOF, the undersigned, being the sole general partner of the
Partnership, has caused this Certificate of Limited Partnership to be duly
executed by its authorized officer who affirms that the facts set forth herein
are true under the penalties of perjury this 24th day of February, 1997.

                                   EquiStar Acquisition Corporation

                                        By: /s/ John E. Plunket
                                            _______________________________
                                        Name: John E. Plunket
                                        Title: Vice President