Petiole
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Petiole may refer to:
- Petiole (botany), the stalk of a leaf, attaching the blade to the stem; petiolate leaves are ones where the tendril connects to the leaf before its apex
- Petiole (insect) (also called a pedicel), the constricted first (and sometimes second) metasomal segment
- Petiole (nest) is the supporting stalk of an insect nest such as a paper wasp nest