PETIOLE

Petiole

In botany, the petiole is the stalk attaching the leaf blade to the stem. The petiole is the transition between the stem and the leaf blade, and usually has the same internal structure as the stem. Outgrowths appearing on each side of the petiole are called stipules. Leaves lacking a petiole are called sessile or epetiolate, in which case the blade attaches directly to the stem, or clasping when they partly surround the stem. Subpetiolate leaves are nearly petiolate, or have an extremely short petiole, and appear sessile. Clasping leaves of the Poaceae have an extra structure called the ligule. Petiolate leaves are ones where the petiole connects ...

The above text is a snippet from Wikipedia: Petiole (botany)
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petiole

Noun

  1. The stalk of a leaf, attaching the blade to the stem.
  2. A narrow or constricted segment of the body of an insect. Used especially to refer to the metasomal segment of Hymenoptera such as wasps.
  3. The stalk at the base of the nest of the paper wasp.


The above text is a snippet from Wiktionary: petiole
and as such is available under the Creative Commons Attribution/Share-Alike License.

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