Leaves make food for the tree, and this tells us much about their shapes. For example, the narrow needles of a Douglas fir can expose as much as three acres of chlorophyll surface to the sun. The lobes, leaflets and jagged edges of many broad leaves have their uses, too.

Trees are believed to have originated hundreds of millions of years ago. Ever since, evidence of these ancient plant sentinels has been in short supply. Now, a new discovery of uniquely 3D tree ...

In this edition of ID That Tree, Purdue Extension forester Lenny Farlee goes over leaf characteristics to look for when attempting to identify broadleaved deciduous trees in Indiana. He shares the ...

HAMLIN TOWNSHIP, MI – Sugar maple. Red maple. Silver maple. What’s the difference? Those three maple species are part of the “tree identification pathway” at Ludington State Park, near Ludington. This ...

Trees are not a monophyletic taxonomic group but consist of a wide variety of plant species that have independently evolved a trunk and branches as a way to tower above other plants to compete for sunlight. The majority of tree species are angiosperms or hardwoods; of the rest, many are gymnosperms or softwoods.

In this article, you will learn how to identify many different types of trees. Most of these trees are common in North America, Europe, and other countries around the world. All of the thousands of species of trees fall into two categories – deciduous trees and evergreen trees.