Leaf Margin

LEAF MARGINS

The margin of a leaf is another name for the structure of the leaf's edge.

There are many different variations, and they can be discovered in this tutorial.

 

Entire

 

A leaf that is smooth all the way around has an Entire margin

 

 

Entire.jpg

 

 

Entire2.jpg

Crenate

If a leaf has a Crenate margin, then the edge of the leaf has blunt, rounded teeth.

 

Crenate.jpg

 

Crenate2.jpg

 

Dentate

A Dentate margin is when a leaf has triangular, "tooth-like" edges.

 

Dentate.jpg

 

Dentate2.jpg

Serrate

 

A Serrate margin is when a leaf has sharp, "saw-like" teeth.

 

Serrate.jpg

 

Serrate2.jpg

An easy way to remember this margin is to picture this leaf as a similar to a serrated knife.

 

Doubly-Serrate

 

When a leaf is Doubly-Serrated, the "saw-like" teeth have even smaller teeth.

 

Doubly_Serrate.jpg

 

Doubly_Serrate2.jpg

Mid-Margin Quiz

A quiz will load up below. If you find that you are not scoring very high, be sure to go back and review.

 

 

 

 

 

 

 

 

Serrulate

 

A leaf with a Serrulate margin is similar to Serrate, but has smaller, evenly-spaced teeth.

 

Serrulate.jpg

 

Serrulate2.jpg

Incised

If a leaf has an Incised margin, it has deep, irregular teeth.

 

Incised.jpg

 

Incised2.jpg

Lobed

When a leaf has a Lobed margin, the leaf has deep, rounded edges.

 

Lobed.jpg

 

Lobed2.jpg

Sinuate

A Sinuate margin describes the sinuous, slighly wavy line along the edge of a leaf.

 

Sinuate.jpg

 

Sinuate2.jpg

Undulate

When a leaf has an Undulate margin, it has extremely wavy lines along the edge.

 

Undulate.jpg

 

 

Undulate2.jpg

Review

Before you take the quiz, you might want to review for it using the following activity.

The leaf Margin will be hidden. See if you can name the Margin. Then click the lower lefthand box "term" to see the answer.

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 Hyperlink to Flash Card Activity  

 

 

Leaf Margin Quiz

A quiz will load up below. If you find that you are not scoring very high, be sure to go back and review.