#tuberous_begonia  any of numerous begonias having large tuberous roots
  supertype:  #begonia  any of numerous plants of the genus Begonia grown for their attractive glossy asymmetrical leaves and colorful flowers in usually terminal cymes or racemes
  subtype:  #hybrid_tuberous_begonia__Begonia_tuberhybrida  any of numerous hybrid begonias having tuberous roots and variously colored flowers

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