Utricle

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utricle

[′yü·trə·kəl]
(anatomy)

Utricle

 

the aggregate fruit (nut) characteristic of beets, goosefoot, and other plants of the family Chenopodiaceae. In every flower the leaflets of the perianth envelop the ovary with their recurved tips, which coalesce and later develop into utricles.

References in periodicals archive ?
We conclude that the name Carex tertiaria (Unger) Heer cannot be applied to utricles or fruits until new evidence for the connections between leaves and carpological remains is found.
There have existed a long-standing disagreement in the use of the terms achene and nutlet to refer Carex's fruits, and perigynium and utricle to refer the enclosing prophyll (Global Carex Group, 2015).
The morphology of this utricle is compatible with several sections.
Irrespective of the age of presentation, prostatic utricle cyst should be ruled out in a male patient with clinical history of urinary incontinence.
Prostatic utricle cyst--a case report and review of current literature.
2] produced through respiratory activity of the community inside the utricles.
Further research should complement this study by including aspects like seasonal variation in prey composition, variation and percentage of inverted biomass in utricles, and comparison of productivity of these plants with and without bladders to find out how they can be affected by lack of carnivory-supplied nitrogen.
The interrelations of Protozoa and the utricles of Utricularia.
Utricles have been never found, apart from small fragments adhering to the achenes.
buekii utricles are totally or almost totally nerveless.
The monotypic genus Cymophyllus with its closed white utricles, pendulous stamens, clavate stigmas, condensed, solitary spikes and unique strap-like leaves suggested to numerous authors that its origins were enigmatic (Kukenthal, 1909; Mackenzie, 1935; Kreczetovicz, 1936; Nelmes, 1952).
The broad consensus over the past 100 years is that starting from a Schoenoxiphiumor Kobresia-like ancestor with highly compound inflorescences subtended by cladoprophylls and composed of bisexual spikelets, open utricles, and tristigmatic pistils, each of the remaining Cariceae genera could be derived by reduction (see Reznicek, 1990; Starr et al.