involucre

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involucre
involucre (ˈɪnvəl(j)uːkə(r)) [a. F. involucre (1545 in Hatz.-Darm.), ad. L. involūcrum.] 1. That which envelops or enwraps; a case, covering, envelope; spec. in Anat., a membranous envelope, as the pericardium.1578 Banister Hist. Man i. 25 Pericardon (whiche is the Inuolucre of the hart). 1822–34 Go... Oxford English Dictionary
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Bract
Involucral bracts Bracts that appear in a whorl subtending an inflorescence are collectively called an involucre. The term involucre is also used for a highly conspicuous bract or bract pair at the base of an inflorescence. wikipedia.org
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Phyllary
In botanical terminology, a phyllary, also known an involucral bract or tegule, is a single bract of the involucre of a composite flower. The involucre is the grouping of bracts together. wikipedia.org
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Schizolaena exinvolucrata
It has a fleshy, glabrous involucre. The involucre is thought to attract lemurs, bats and birds who in turn disperse the tree's seeds. wikipedia.org
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Hazel
The species are grouped as follows: Nut surrounded by a soft, leafy involucre, multiple-stemmed, suckering shrubs to 12 m tall Involucre short, about C. mandshurica) Nut surrounded by a stiff, spiny involucre, single-stemmed trees to 20–35 m tall Involucre moderately spiny and also with glandular hairs wikipedia.org
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Hypericum balearicum
The flowers are across with 5 golden yellow petals (rarely pale yellow), rounded sepals, with involucre-like bracts. Its warty stems and leaves and its involucre-like bracts distinguish it from other species of Hypericum. wikipedia.org
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Gazania linearis
The involucre is subcupuliform or obtusely bell-shaped (campanulate) in shape. Both the involucre and scape can be glabrous or setose. at least one clear row around its involucre, in addition to the usual rows of terminal scales/bracts around the tip of its involucre. wikipedia.org
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Gazania rigida
The involucre is hairy (setose), obtusely bell-shaped (campanulate) and 8-10mm wide. In addition to a few irregularly-placed, ciliate parietal bracts, the involucre also has at its apex two or three rows of terminal bracts. wikipedia.org
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Cyathium
These are small, united bracts, which form a cup-like involucre. Their upper tips are free and in the beginning cover the opening of the involucre (like the shutter of a camera). wikipedia.org
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Pseudobahia heermannii
The inflorescence is a solitary flower head with a small, hard, cuplike involucre of about 8 fused phyllaries. From the involucre bloom about 8 golden ray florets around a center of hairless disc florets. wikipedia.org
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Corylus johnsonii
Taxonomy Though described as a single species, Pigg et al noted the wide grade of variation in the involucre morphology, ranging from simple to ones with The nuts, in diameter, are ovoid to almost circular in outline and enclosed in an involucre composed of 2 bracts. wikipedia.org
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Schizolaena hystrix
The specific epithet is from the Latin meaning "spiny", referring to the porcupine-like appearance of the involucre. The spiny involucre is fleshy and is thought to attract lemurs, bats and birds who in turn disperse the tree's seeds. wikipedia.org
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Rhodolaena coriacea
The fruits are medium-sized and woody, with a fleshy involucre. The involucre is reportedly eaten by lemurs, facilitating seed dispersal. wikipedia.org
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Schoenia filifolia
The heads or daisy-like "flowers" are yellow with a top-shaped to cylindrical or hemispherical involucre, depending on subspecies, the involucral bracts Paul G.Wilsonsubsp. filifolia is an erect, often multi-stemmed, annual herb, the involucre top-shaped with the innermost bracts white, the ray florets wikipedia.org
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Gazania pectinata
The involucre is also glabrous-to-setose and obtusely bell-shaped (campanulate), with a base that is broadly/obtusely connate. Along the length of the involucre are a number of parietal involucre scales/bracts, which are oblong in shape and arranged irregularly. wikipedia.org
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