#forest__wood__woods__wood  the trees and other plants in a large densely wooded area
  supertype:  flora__vegetation  all the plant life in a particular region
  member:  underbrush  tree
  subtype:  grove  a small growth of trees without underbrush
  subtype:  old_growth__oldgrowth__virgin_forest  forest or woodland having a mature or overly mature ecosystem more or less uninfluenced by human activity
  subtype:  second_growth  a second growth of trees covering an area where the original stand was destroyed by fire or cutting

No statement uses or specializes forest; click here to add one.