Ismene (plant)
 Ismene or Peruvian daffodil is a genus of tender perennial bulbs bearing a strong resemblance to Hymenocallis a genus into which Ismene had often been grouped in the past. However its morphology differs from Hymenocallis in several significant ways: its vegetation natural range and chromosome number are all distinct.Native to Peru Bolivia and Ecuador Ismene can be difficult to grow in the United States.