Exhibit i

                             BELL, BOYD & LLOYD LLC
                           Three First National Plaza
                       70 West Madison Street, Suite 3100
                          Chicago, Illinois 60602-4207
                                  312.372.1121
                                Fax: 312.827.8000


                                 April 29, 2004


     As counsel for Columbia Acorn Trust (the "Registrant"), we consent to the
incorporation by reference of our opinion dated September 24, 2002 for the
Registrant's series designated Columbia Acorn Fund (formerly designated Liberty
Acorn Fund), Columbia Acorn International (formerly designated Liberty Acorn
International), Columbia Acorn USA (formerly designated Liberty Acorn USA),
Columbia Acorn Select (formerly designated Liberty Acorn Twenty), Columbia Acorn
International Select (formerly designated Liberty Acorn Foreign Forty) and
Columbia Thermostat Fund filed with the Registrant's registration statement on
Form N-1A on September 24, 2002 (Securities Act file no. 2-34223).

     In giving this consent we do not admit that we are in the category of
persons whose consent is required under Section 7 of the Securities Act of 1933.



                                             /s/ Bell, Boyd & Lloyd LLC