* Red: Maple leaves in the fall, Red Maple, Japanese Maple
* Yellow: Birch leaves in the fall, Ginkgo leaves
* Purple: Purple Beech, Red Cabbage (though technically a leaf vegetable)
* Orange: Some types of Maple leaves in the fall
* Brown: Many leaves in the fall after they die
* Variegated: Leaves with patches of different colors, like some varieties of Hosta or Coleus
These are just a few examples, and there are many other colors and patterns of leaves in nature!