petiole

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petiole

1. the stalk by which a leaf is attached to the rest of the plant
2. Zoology a slender stalk or stem, such as the connection between the thorax and abdomen of ants
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

petiole

[′ped·ē‚ōl]
(botany)
The stem which supports the blade of a leaf.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Myrmecarchaea Wunderlich 2004 was erected for a group of archaeids with an extremely elongated petiolus and, thus, a general resemblance to ants.