When leaves grow directly across from one another.
What is opposite?
This kind of leave coniferes have.
What are needles?
What is a dichotomous key?
Conifers with needles in bundles of two or five.
What are pines?
Sugar maple trees have this kind of branching.
What is opposite?
Entire or toothed, lobed.
What are leaf margins?
The kind of trees that have cones.
What are conifers?
A kind of tree that may have pointed or rounded lobes.
What is oak?
Leaves or branches that do not grow direction across from one another.
What is alternate?
The space between lobes.
What is a sinus?
The mark left behind when a leaf falls.
What is a leaf scar?
A kind of tree with a papery bark.
What is birch?
Oaks have this kind of branching.
What is alternate?
The kind of leaf ash, hickory, and locust trees have.
What are compound leaves?
These can be flat, round or square.
What is a petiole?
A kind of tree with opposite branching and simples leaves.
What is maple?