involucre
Americannoun
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Botany. a collection or rosette of bracts subtending a flower cluster, umbel, or the like.
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a covering, especially a membranous one.
noun
Other Word Forms
Etymology
Origin of involucre
1570–80; < Middle French < Latin involūcrum involucrum
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Juglandaceæ, 467 Leaves simple; fertile flowers 1–3 in an involucre or cup.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa
Tomentulose; heads small, at first globose; leaves lance-oblong or -ovate; involucre hoary-tomentose, greenish, squarrose, the scales acute or acuminate.—Prairies and barren hills; E. Mo. to Kan. and Tex.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa
Well distinguished by its long or drooping racemes, and the closely appressed rigid scales of the involucre, small rays, etc.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa
Annual, soft-hirsute or villous; leaves oblong-lanceolate; involucre viscid; outer pappus chaffy and conspicuous—Kan. and southward.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa
Scales of the involucre equal and all in one row.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
