Foliage (noun)

1. The leaves of a tree or plant, especially when they are dense and green.
2. The leaves and branches of trees and bushes in a forest, park, or garden.

Origin:

Late middle english: from old french feuillage, from feuille "leaf".

Examples:

1. The lush foliage of the tropical rainforest is home to an incredible variety of life.
2. The fall foliage is a spectacular sight in the New England states.
3. The dense foliage of the bushes made it difficult to see the path.
4. I love to hike through the forest and admire the vibrant foliage.
5. The artist's painting featured a beautiful landscape with a river flowing through a valley filled with colorful foliage.