#tree_trunk__trunk__bole  the main stem of a tree; usually covered with bark; the bole is usually the part that is commercially useful for lumber
  supertype:  #stalk__stem  a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
  part of:  #tree
  part:  #bark  tough protective covering of the woody stems and roots of trees and other woody plants

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