Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A group of one or more whorls of bracts beneath a flower or flower cluster.
from The Century Dictionary.
- noun In botany, any collection of bracts round a cluster of flowers.
- noun In anatomy, a membranous envelop. as the pericardium.
- noun 3, In zoology, an involucrum.
from the GNU version of the Collaborative International Dictionary of English.
- noun A whorl or set of bracts around a flower, umbel, or head.
- noun A continuous marginal covering of sporangia, in certain ferns, as in the common brake, or the cup-shaped processes of the filmy ferns.
- noun The peridium or volva of certain fungi. Called also
involucrum .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun botany Conspicuous
bract , bract pair or ring of bracts at the base of aninflorescence .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a highly conspicuous bract or bract pair or ring of bracts at the base of an inflorescence
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
Support
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Examples
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In this way they form a kind of involucre around the central parts.
Species and Varieties, Their Origin by Mutation Hugo de Vries 1891
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The involucre-scales are sometimes delicately rose-coloured.
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¿Por qué el doctor José Vicente Rangel no tiene nada que lo involucre en los hechos que ocurrieron el 11 de abril cuando todos sabemos cual fue su actuación?...
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ANTHEMOIDES, D.C., with the leaves pubescent and the scales of the involucre paler.
Journal of an Expedition into the Interior of Tropical Australia 2003
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The involucre is very remarkable, monophyllous, broad at top and 6 or 8-cleft, almost wholly concealing the calyx. —
Journal of an Expedition into the Interior of Tropical Australia 2003
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Senegambia, but less glabrous, and with the leaflets of the involucre much larger.
Journal of an Expedition into the Interior of Tropical Australia 2003
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"Filbert" is a corruption of "full beard," and refers to the involucre extending beyond the nut.
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In these the involucre is little altered, and the receptacle is attacked by larva.
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith
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I observed to - day a curious monstrosity of an Umbelliferous plant, in which the rays of the umbellules are soldered together; forming an involucre round the immersed central solitary female, the male flowers forming the extreme teeth of the involucre.
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith
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New methods of gathering the nuts after they fall from the involucre or husk are being discovered and improved by the western growers from time to time, so that the old expensive method of hand-picking is being eliminated.
reesetee commented on the word involucre
A collection or rosette of bracts beneath or around a flower or flower cluster.
July 24, 2007
slumry commented on the word involucre
Thanks for highlighting this word, R. I must put it on my key it out list (which I need to work on--it is far from complete). But I have been having too much fun! ;-)
July 24, 2007
vendingmachine commented on the word involucre
acorn-cup: the hardened involucre covering the base of an acorn.
June 7, 2015