#sepal  one of the green parts that form the calyx of a flower
  supertype:  #floral_leaf  a modified leaf that is part of a flower
  subtype:  #calyx  the sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing a developing bud; usually green
  part of:  #calyx  the sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing a developing bud; usually green
     part of:  #perianth__floral_envelope  collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamen and carpel
        part of:  #bloom__flower__blossom  reproductive organ of angiosperm plants especially one having showy or colorful parts
           part of:  #angiosperm__flowering_plant__floweringplant  plants having seeds in a closed ovary

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