This image can be taken alone or as part of a set showing the changing seasons. Here it's blossoming with beautiful flowers for spring.
And again with lush green leaves for the summer.
The same tree in autumn with all the leaves in colorful golds, oranges, and browns.
And with a bit of snow on the empty branches after it's shed it's leaves for the winter.
This image of a tree in autumn after the leaves have changed color is available both as a large transparent png and a scalable vector graphic.
Of course many trees give us fruit, so here's a beautiful graphic of a lemon tree.
A simple but beautiful image of a lone tree on a hillside, silhouetted against a sunset.
Animation of an angry looking tree with what looks like a Mohawk, this would be a great Halloween image as well!
Large palm tree from tropical regions.
Animated cartoon tree fluffing up it's leaves.
Another animated gif of a tree, this one with no leaves and few branches left.
This image is very versatile! It would be great for anything from a family tree website to environmental sites.
Slick glossy image of an evergreen, perfect as a Christmas tree before the ornaments are added.
I'd love to live in a treehouse like this!
This animated house inside a tree stump looks like it has a party inside.
Bonsai tree, a very popular art form in Japan!