POLLEN Meaning and
Definition
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Pollen refers to the fine, powdery substance produced by the male reproductive organs of flowering plants, typically found in the anthers of the flower. It is a crucial component in the process of pollination, which is the transfer of pollen grains from the male reproductive organs to the female reproductive organs of the same or different plant species, leading to fertilization and subsequent seed production.
The physical characteristics of pollen can vary depending on the plant species it originates from, but it is generally composed of microscopic grains containing a male gamete or sperm cell. These grains are often lightweight and smooth, allowing them to be easily carried by wind, water, insects, birds, or other animals to reach the female reproductive organs of the receiving plant.
Pollen plays a vital role in the reproduction and genetic diversity of flowering plants, serving as the primary means of fertilization. It can travel long distances and is responsible for the cross-pollination of various plant species. Additionally, the diversity of pollen types contributes to the beauty and diversity of flower colors and shapes.
While pollen is essential for plants, it can trigger allergic reactions in humans and animals, causing hay fever and other respiratory issues. Thus, it is necessary to consider the presence of pollen when discussing allergies and plant-related sensitivities. However, from an ecological perspective, pollen is a fundamental element in the life cycle of flowering plants, ensuring their continued survival and propagation.
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The male fertilizing element of a flower, the microspores of a phanerogam.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
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The fecundating powder or dust contained in the anthers of flowers, and afterwards dispersed on the stigma; the bloom of leaves.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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Etymology of POLLEN
The word "pollen" has its origin in the Latin word "pollen", which means "fine powder" or "dust". This Latin word was primarily used to refer to the "dust" or "fine flour" found in plants, particularly the male reproductive parts of flowers. The term was later adopted into English and has retained its meaning to refer to the fine, powdery substance produced by plants for fertilization.
Similar spelling words for POLLEN
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