noun (n)

• a dense cluster of flowers or foliage(noun.plant)

  Synonym:
  head
  

  source: wordnet30
• fruiting spike of a cereal plant especially corn(noun.plant)

  Synonym:
  ear, spike
  

  source: wordnet30
• an arrangement of leafy branches forming the top or head of a tree(noun.plant)

  source: wordnet30
• A thick head of flowers on a very short axis, as a clover top, or a dandelion; a composite flower. A capitulum may be either globular or flat.(noun)

  source: webster1913