Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Hickory trees have a leaf with less than nine leaflets and an alternate leaf ...

If you were a Girl Scout or a Boy Scout, you probably heard the adage "leaves of three, let them be" to deter you from getting poison ivy rash. And, while it is true that a poison ivy leaf contains ...

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 ...

Spring is in full bloom and trees are beginning to look green again. Learning how to identify trees in yards, neighborhoods and local parks provides insight into the diversity and relationships found ...

A few years ago I was leading a group of Merrimack College ecology students on a nature walk, when one of them pointed to a vine with five leaflets per leaf, and asked if it was poison ivy. “No,” I ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

Poison ivy, Rhus radicans or Toxicodendron radicans, is an undeniable plant menace in home landscapes. I’m allergic to its plant oils, as you may be. It’s the plant we all love to hate. Purdue experts ...

This is a preview. Log in through your library . Abstract Diversity in leaf shape is produced by alterations of the margin: for example, deep dissection leads to leaflet formation and less-pronounced ...