FIG. 1 is a perspective view of a reed diffuser inner vase showing our new design;

FIG. 2 is a front elevation view thereof, the rear, left side, and right side elevation views being identical thereto;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view of a second embodiment of a reed diffuser inner vase;

FIG. 6 is a front elevation view thereof, the rear, left side, and right side elevation views being identical thereto;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depict environmental subject matter only and form no part of the claimed design.