| 释义 |
petiolate, a.|ˈpɛtɪəʊlət|
[ad. mod.L. petiolāt-us, f. petiol-us petiole: see -ate1. In F. pétiolé.]
Having or furnished with a petiole; stalked; borne or growing upon a petiole or stalk. a. Bot.
1753Chambers Cycl. Supp. s.v. Leaf, Petiolate Leaf, one affixed to a plant by means of a peculiar pedicle. 1785Martyn Rousseau's Bot. xvi. (1794) 183 The lower ones [leaves] petiolate, the upper sessile. 1861Bentley Man. Bot. (1870) 133 When a leaf arises from the stem by means of a petiole it is said to be stalked or petiolate.
b. Zool.: see petiole 2; spec. in Entom. Belonging to the division Petiolata of hymenopterous insects, with a stalked abdomen, as bees, wasps, etc.
1826Kirby & Sp. Entomol. xliii. IV. 185 Insects that have a petiolate abdomen. 1856–8W. Clark Van der Hoeven's Zool. I. 350 Abdomen always petiolate.
Also ˈpetiolated a., in same senses.
1756Phil. Trans. XLIX. 835 The leaves..of this species are constantly petiolated. 1856–8W. Clark Van der Hoeven's Zool. I. 641 Branchiopoda.—Two eyes petiolated and a frontal ocellus sessile. |