petiolaradj.
/ˈpɛtɪəʊlə/, /ˈpiːtɪəʊlə/, U.S. /ˌpɛdiˈoʊlər/ Botany and Zoology.
Of or relating to a petiole; originating from or located on a petiole.
ΘΚΠ
the world > plants > part of plant > leaf > petiole or leaf-stalk > [adjective]
petiolar1760
petiolary1793
petiolular1858
phyllodial1858
1760 J. Lee Introd. Bot. xv. 200 Petiolar Buds.
1793 T. Martyn Lang. Bot. sig. O8 Petiolaris cirrus, a petiolar tendril proceeding from the petiole of a leaf.
1830 J. Lindley Introd. Nat. Syst. Bot. 169 The genus Eriogonum in which there is no petiolar sheath.
1884 F. O. Bower & D. H. Scott tr. H. A. de Bary Compar. Anat. Phanerogams & Ferns 376 In the glandular ends of the petiolar appendages of Passifloræ.
1965 J. D. Carthy Behaviour of Arthropods ii. 20 One of them [sc. sets of plates] is a pair, one on either side, whose hairs are deflected by the dermal petiolar fold which overlies the joint, when the abdomen is moved to one side.
1992 D. J. Mabberley Trop. Rain Forest Ecol. (ed. 2) 144 Piper cenocladum (Piperaceae) in the understorey of Costa Rican forests has a petiolar chamber formed by the adpressed margins of a flattened petiole.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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adj.1760