Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of involucre is as below...

Involucre :: Involucre (n.) The peridium or volva of certain fungi. Called also involucrum.

Xanthium :: Xanthium (n.) A genus of composite plants in which the scales of the involucre are united so as to form a kind of bur; cocklebur; clotbur.

Burr :: Burr (n.) Any rough or prickly envelope of the seeds of plants, whether a pericarp, a persistent calyx, or an involucre, as of the chestnut and burdock. Also, any weed which bears burs..

Periclinium :: Periclinium (n.) The involucre which surrounds the common receptacle in composite flowers.

Involucre :: Involucre (n.) A continuous marginal covering of sporangia, in certain ferns, as in the common brake, or the cup-shaped processes of the filmy ferns..

Artichoke :: Artichoke (n.) The Cynara scolymus, a plant somewhat resembling a thistle, with a dilated, imbricated, and prickly involucre. The head (to which the name is also applied) is composed of numerous oval scales, inclosing the florets, sitting on a broad receptacle, which, with the fleshy base of the scales, is much esteemed as an article of food..

Helichrysum :: Helichrysum (n.) A genus of composite plants, with shining, commonly white or yellow, or sometimes reddish, radiated involucres, which are often called everlasting flowers..

Aggregate :: Aggregate (a.) Composed of several florets within a common involucre, as in the daisy; or of several carpels formed from one flower, as in the raspberry..

Acorn Cup :: Acorn cup () The involucre or cup in which the acorn is fixed.

Immortelle :: Immortelle (n.) A plant with a conspicuous, dry, unwithering involucre, as the species of Antennaria, Helichrysum, Gomphrena, etc. See Everlasting..

Involucre :: Involucre (n.) A whorl or set of bracts around a flower, umbel, or head..

Involucret :: Involucret (n.) An involucel.

Monophyllous :: Monophyllous (a.) One-leaved; composed of a single leaf; as, a monophyllous involucre or calyx..

Trichomanes :: Trichomanes (n.) Any fern of the genus Trichomanes. The fronds are very delicate and often translucent, and the sporangia are borne on threadlike receptacles rising from the middle of cup-shaped marginal involucres. Several species are common in conservatories; two are native in the United States..

Spathe :: Spathe (n.) A special involucre formed of one leaf and inclosing a spadix, as in aroid plants and palms. See the Note under Bract, and Illust. of Spadix..

Masterwort :: Masterwort (n.) The Astrantia major, a European umbelliferous plant with a showy colored involucre..

Involucrated :: Involucrated (a.) Having an involucre; involucred.

Involucrum :: Involucrum (n.) See Involucre.

Involucel :: Involucel (n.) A partial, secondary, or small involucre. See Illust. of Involucre..

Gnaphalium :: Gnaphalium (n.) A genus of composite plants with white or colored dry and persistent involucres; a kind of everlasting.

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