that portion of the trees in a forest of more than one storey forming the upper or uppermost canopy layer.

The level of forest canopy that includes the crowns of dominant, co-dominant, and intermediate trees.

The portion of trees in a forest stand forming the upper crown cover.

The top stratum of a plant community (usually, but not always, trees).

The upper canopy of a forest, typically formed by the branches and leaves of trees. Étage dominant

the upper level of the forest created by the crowns of trees or shrubs.