Plasmodium vivax microgametocyte (center) with pale nucleus and blue cytoplasm.  The dark granules are hemozoin

granules.  1000x

 
Plasmodium vivax microgametocyte (upper left) and macrogametocyte (lower to the right of microgametocyte).  Note the intensity in nuclear staining with the microgametocyte more faintly stained.  1000x