This beautiful ground vase has a blue and gold landscape with bird, mountains and flower decorations.  We could not find the unusual mark anywhere.  We believe it was done in the second half of the 19th century.   Aside from limited loss to the gold, it is in very good condition. (see photo)

15 1/8"  Height
7 1/4"    Maximum Diameter
4 1/2"    Diameter of Top Opening

MLENSST