What is the function of an awn?

September 2, 2019 Off By idswater

What is the function of an awn?

Awns, which are either bristles or hair-like outgrowths of lemmas in the florets, are one of the typical morphological characteristics of grass species. These stiff structures contribute to grain dispersal and burial and fend off animal predators.

What is Rice awn?

Awns are bristle-like organs at the tips of the glumes. Wild rice has maintained long awns for successful seed propagation through seed dispersal. Seed awning is an interesting trait in rice domestication.

What is the awn of barley?

awnnoun. The bristle or beard of barley, oats, grasses, etc., or any similar bristlelike appendage; arista.

What are bristles in botany?

In botany, an awn is either a hair- or bristle-like appendage on a larger structure, or in the case of the Asteraceae, a stiff needle-like element of the pappus. Awns are characteristic of various plant families, including Geraniaceae and many grasses (Poaceae).

What does AWNS stand for?

AWNS. Acid Waste Neutralization System. Copyright 1988-2018 AcronymFinder.com, All rights reserved.

What does awn stand for?

AWN

Acronym Definition
AWN And What Not
AWN Africa Water Network
AWN Automated Weather Network
AWN Aruba Wireless Networks

What are plant awns?

In botany, an awn is either a hair-like or bristle-like appendage structure. Once lodged between the pet’s ears or toes, the awn’s needle-like elements can easily penetrate the pet’s skin, setting the stage for great discomfort and infection. The most common plant awns are foxtails and grass seeds.

What is the meaning of Awned?

Definitions of awned. adjective. having awns i.e. bristlelike or hairlike appendages on the flowering parts of some cereals and grasses. “awned wheatgrass” synonyms: awny bearded.

What are awns and what do they mean in botany?

Wild rye ear with awns. Awns on the fruit of an Australian species of grass. In botany, an awn is either a hair- or bristle-like appendage on a larger structure, or in the case of the Asteraceae, a stiff needle-like element of the pappus. Awns are characteristic of various plant families, including Geraniaceae and many grasses (Poaceae).

What is a synonym for the word awn?

[awn] See more synonyms for awn on Thesaurus.com. noun Botany. a bristlelike appendage of a plant, especially on the glumes of grasses. such appendages collectively, as those forming the beard of wheat, barley, etc. any similar bristle.

When do awns occur in the Geraniaceae?

When awns occur in the Geraniaceae, they form the distal (rostral) points of the five carpels, lying parallel in the style above the ovary.

What are the names of the awn initiative?

An awn goes by many names including foxtails, cheat grass, mean seeds, and more. The ‘ Awn initiative’ worked by collaborating with restaurants and cinemas to provide menus in braille for the blind as well as hearing aids and sign language options at cinemas.

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