Trees with crowns extending above the general level of the crown cover and receiving full light from above and partly from the side; larger than the averge trees in the stand, with crowns well developed, possibly somewhat crowded on the sides. See crown class.

The tallest, most vigorous trees in a forest stand; larger-than-average trees with well developed crowns, which receive sun exposure on all sides.

Trees that are in the upper layer of the forest canopy; larger than the average trees in the stand.