The ornamental design for a basin for femininehygiene, as shown and described.
FIG. 1 is a perspective view of the basin.
FIG. 2 is a right-side elevation view thereof.
FIG. 3 is a left-side elevation view thereof.
FIG. 4 is a front elevation view thereof.
FIG. 5 is a back elevation view thereof.
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The circular dashed line immediately adjacent to the claimed rim of the basin in FIG. 6 represents the boundary of the claimed design. The dashed lines on the bottom of the basin in FIG. 7 illustrate the portions of the design that form no part of the claimed design. None of the broken lines form any part of the claimed design.