Portion of a floor screen

FIG. 1 is a perspective view of a portion of a floor screen, in a folded position, showing my new design;

FIG. 2 is a front view thereof, shown in a flat position;

FIG. 3 is a front view of a second embodiment shown in a flat position and without the environmental subject matter shown in FIGS. 1 and 2;

FIG. 4 is a perspective view of a second embodiment of a portion of a floor screen, in a folded position, showing my new design; and,

FIG. 5 is a front view thereof, shown in a flat position.

The dashed broken lines in FIGS. 1-5 represent environmental subject matter and form no part of the claimed design. The dotted lines in FIGS. 1, 2, 4 and 5 represent the border between claimed subject matter and unclaimed subject matter and form no part of the claimed design. The jagged lines shown in FIG. 3 are not part of the claimed design and indicate that the shape of the borders form no part of the claimed design.