The ornamental design for lacrosse head, as shown and described.
FIG. 1 is a rear perspective view of the lacrosse head embodying the new design;
FIG. 2 is a side view thereof; and,
FIG. 3 is a second upper perspective view thereof.
FIGS. 1-3 show features of a lacrosse head in phantom lines. These features are shown for environmental purposes and do not form any part of the claimed design. The phantom lines immediately adjacent the solid-line portions of the design form the boundary of the design, with the phantom lines forming no part of the claimed design.