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单词 involucel
释义

involuceln.

/ɪnˈvɒljuːsɛl/
Forms: Formerly -ell.
Etymology: < modern Latin involūcellum, (also in English use), diminutive of involucrum n. Compare French involucelle (Littré).
Botany.
A whorl of bracts surrounding one of the divisions in an inflorescence; a partial or secondary involucre.
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > inflorescence or collective flower > [noun] > involucre
fence1727
involucrum1753
involucel1765
involucre1787
involucret1793
cupule1830
α. in Latin form involucellum.
1765 J. Lee Introd. Bot. (ed. 2) Gloss. Involucellum, a partial Involucrum.
1776–96 W. Withering Brit. Plants (ed. 3) II. 449 Umbel with 5 spokes..involucella egg-shaped.
1830 J. Lindley Introd. Nat. Syst. Bot. 76 Apetalous dicotyledons, with..a calycine involucellum to the female or hermaphrodite flowers.
β. In English form involucel.1804 Med. & Physical Jrnl. 12 368 Involucell, reaching half way round, three-leaved, bent downwards.1806 J. Galpine Synoptical Compend Brit. Bot. 145 Chærophyllum..Involucells reflexed, concave.1870 J. D. Hooker Student's Flora Brit. Islands 183 Scabiosa..calyx-tube contracted at the top, included in the tubular involucel.
This entry has not yet been fully updated (first published 1900; most recently modified version published online December 2020).
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n.1765
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