Leaf Arrangement
Leaf Shape & Design
Leaf Shape & Margin
Identification
100
This leaf arrangement has two leaves growing from each node on opposite sides of the stem. Each set of leaves is rotated 90 degrees from the previous set of leaves.
What is opposite leaf arrangement?
100

This will eventually become a leaf, a flower, or a new shoot.

What is a bud?

100

These types of leaves have a single leaf growing from the main stalk or petiole.

What is simple leaves?

100

This leaf is deciduous, simple, alternate, ovate, and the leaves are entire or lobed. The fruit is drupes.

What is the Sassafras?

200

This is an example of this kind of leaf arrangement. http://www.sds.vanderbilt.edu/bioimages/u/wulal--lfseveral11161.jpg

What is Alternate leaves?

200

The leaflet located farthest away from the bud on a compound leaf.

What is a terminal leaflet?

200
This type of leaf has several leaflets growing from the petiole.
What is compound leaves?
200

This This leaf is deciduous, alternate, simple, ovate, and had bristle-tipped teeth. The fruit is acorns.

What is Northern Red Oak?

300
This is an example of this kind of leaf arrangement. http://www.carolinanature.com/trees/beca1070020.jpg
What is whorled?
300
This is a type of leaf vein where there are two or more major veins with smaller veins branching off.
What is palmate?
300

This type of leaf margin has very large indentations around the edge.

What is lobed margin?

300

This tree is an evergreen with clusters of 5 needles. The fruit is a 5-8 inch ling cone.

What is the Eastern White Pine?

400

These can be in clusters, bundles, or singular on the branch.

What are needles?

400
This vein arrangement has one main vein going down the center of the leaf with smaller veins branching off to each side.
What is pinnate?
400

This type of leaf margin has smooth edges.

What is entire or smooth margin?

400

This leaf is deciduous, opposite, and lobed. The fruit are called samaras.

What is the Sugar Maple?

500

A memory tool to remind us which  to help us remember which trees have opposite arrangements.

What is MAD HORSE?

500

This is where the stem or branch and petiole meet.

What is the node?

500

This type of leaf margin has tiny jagged edges.

What is a serrated margin?

500

This leaf is deciduous, opposite, pinnately compound, with an entire margin. The fruit are clusters of samaras.

What is the White Ash?

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