| 释义 |
petiolule Bot.|pɛtɪˈɒljuːl|
[ad. mod.L. petiolul-us, dim. of petiolus petiole; also in mod.F. (Littré).]
A partial or secondary petiole; the footstalk of a leaflet in a compound leaf.
1832Lindley Introd. Bot. i. ii. 94 In all truly compound leaves the petiole is articulated with each petiolule. 1861Bentley Man. Bot. (1870) 167 The divisions of the petiole..are then called petiolules, stalklets, or partial petioles.
Hence petiˈolular a. [= F. pétiolulaire], pertaining to a petiolule; petiˈolulate a. [= F. pétiolulé], having, or borne upon, a petiolule.
1858Mayne Expos. Lex., Petiolular. 1881Baker in Jrnl. Linn. Soc. 267 Leaflets 7,..alternate, petiolulate. |