noun Botany.
one of a pair of lateral appendages, often leaflike, at the base of a leaf petiole in many plants.

1785–95; < Latin stipula stalk, noun use of feminine of *stipulus firm (recorded in LL); akin to stipes

stipular, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To stipule
World English Dictionary
stipule (ˈstɪpjuːl)
a small paired usually leaflike outgrowth occurring at the base of a leaf or its stalk
[C18: from Latin; see stipe, stipes]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Word Origin & History

"small appendage at the base of the petiole of a leaf," 1793, from Fr. stipule, from L. stipula "stalk (of hay), straw."
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Science Dictionary
stipule   (stĭp'yl)  Pronunciation Key 
One of the usually small, paired parts resembling leaves at the base of a leafstalk in certain plants, such as roses and beans.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
Leaf tips gradually taper to a point, and a thin sheath or stipule covers the basal parts of leaves.
There is little or no stipule where the leaf is attached to the stem.
The leaf scar surrounds the bud and the stipule scar surrounds the twig.
The flowers are sessile in axils of the stipule-lacking leaves.
Copyright © 2014, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature