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involucre
[ in-vuh-loo-ker ]
noun
- Botany. a collection or rosette of bracts subtending a flower cluster, umbel, or the like.
- a covering, especially a membranous one.
involucre
/ ˈɪnvəˌluːkə; ˌɪnvəˈluːkrəm /
noun
- a ring of bracts at the base of an inflorescence in such plants as the composites
involucre
/ ĭ′-ə-̅̅′ə /
- A series of bracts beneath or around a flower or flower cluster. The cupule, the cuplike structure holding an oak acorn, is a modified, woody involucre.
Derived Forms
- ˌԱˈܳٱ, adjective
- ˌԱˈܳ, adjective
Other 51Թ Forms
- v·c adjective
51Թ History and Origins
Origin of involucre1
51Թ History and Origins
Origin of involucre1
Example Sentences
Empty glumes side by side in front of the spikelets, 6 in number, forming a kind of involucre, slender and awn-pointed or bristle-form.
Composed of several florets within a common involucre, as in the daisy; or of several carpels formed from one flower, as in the raspberry.
Leeches are oviparous, and their ova are discharged in one involucre near the surface and margin of pools, and are hatched by the heat of the sun.
Subtended, supported or surrounded; as a pedicel by a bract, or a flower-cluster by an involucre.
What is known as the “hen-and-chicken” daisy has the main head surrounded by a brood of sometimes as many as ten or twelve small heads, formed in the axils of the scales of the involucre.
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