Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. The term "pinnate" comes from the Latin word pinnātus, meaning feathered or ...

Do you know all the trees in your yard? As leaves emerge from buds very soon, I’d challenge you to identify your trees this year. Proper identification of trees is important so we can select the best ...

Poison ivy has a compound leaf made up of 3 leaflets which can be 1 to 4 inches long. The middle leaflet is the only one with a long stalk. Courtesy Johnson County Extension Just the mention of the ...

Distantly related plants use the same set of genes to establish the outline of their leaves. Researchers have found that a single family of genes could be shaping the leaves of a huge variety of ...