Stipule

 

A stipule is a growth next to the base of the leaf.

 

These stipules are leaf-like:


California Wild Rose – drawing © John Muir Laws

 

Here are corky stipules.

Jepson Ceanothus – photo © Robert Sikora

 

Stipules can be thorns, scales, or tendrils as well.

 

Want more?  See Wikipedia.

 

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