involucre
in·vo·lucre
noun
1.
a highly conspicuous bract or bract pair or ring of bracts at the base of an inflorescence
Origin
Borrowed from French involucre, from Latin involūcrum (“wrapper”). Doublet of involucrum.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.