ACOTYLEDON Meaning and
Definition
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Acotyledon is a term used in botanical taxonomy to refer to a group of plants that lack true cotyledons, or embryonic leaves. The word "acotyledon" comes from the Greek words "a-" meaning "without" and "kotyledon" meaning "cotyledon." Cotyledons are the first leaves to appear from the embryo of a seed plant, playing a crucial role in the early development of the plant by providing it with nutrients from stored food reserves.
Acotyledons are plants that do not possess these cotyledons or have structures that do not function as true leaves. In the natural classification system, they belong to the class Acotyledones, which consists of a small group of primitive plants, including liverworts, hornworts, and mosses. These plants typically reproduce by spores, rather than seeds.
Despite lacking cotyledons, acotyledons still undergo some form of photosynthesis. They may possess other specialized structures for absorbing nutrients and conducting vital biological processes. Adaptations such as rhizoids, which function similarly to root hairs, help acotyledons anchor themselves and absorb water and minerals from the environment. These plants are often found in damp or shady areas, where they can thrive without relying on stored food reserves in cotyledons like other seed plants.
Overall, acotyledons represent a diverse group of non-flowering plants that have unique features and characteristics setting them apart from other plants with true cotyledons.
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In bot., a plant whose embryos or germs have no seed-lobes.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
Common Misspellings for ACOTYLEDON
- zcotyledon
- scotyledon
- wcotyledon
- qcotyledon
- axotyledon
- avotyledon
- afotyledon
- adotyledon
- acityledon
- acktyledon
- acltyledon
- acptyledon
- ac0tyledon
- ac9tyledon
- acoryledon
- acofyledon
- acogyledon
- acoyyledon
- aco6yledon
Etymology of ACOTYLEDON
The word "Acotyledon" is derived from two Greek roots: "a-" meaning "without" and "cotyledon" which refers to the embryonic leaf or seed leaf of a plant. Therefore, "Acotyledon" literally means "without cotyledon". It is a botanical term used to describe plants that lack cotyledons, which are typically the first leaves to emerge from a seed upon germination.
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