Hydrilla verticillata

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Definition

Noun: 1. A submerged aquatic plant species: Hydrilla verticillata is a specific type of freshwater, underwater plant. It is characterized by its slender stems, whorls (circles) of narrow, pointed leaves around the stem, and small, solitary flowers that grow from the point where a leaf meets the stem (leaf axil). It is native to parts of Asia and Africa but has become an invasive species in other regions, notably causing significant ecological and economic problems by clogging waterways in places like Florida, USA.

Usage Examples
  • Noun:
    • The rapid spread of Hydrilla verticillata has transformed the lake's ecosystem.
    • Biologists are studying methods to control the invasive Hydrilla verticillata.
    • A key identifying feature of Hydrilla verticillata is the whorled arrangement of its leaves.
Advanced Usage
  • As a common name: While the full scientific name is , it is very commonly referred to simply as "hydrilla" in general and scientific discourse about invasive aquatic plants.
    • The canal maintenance is primarily for hydrilla control.
Variants and Related Words
  • Hydrilla (n): The shortened, common name for .
    • The hydrilla infestation blocks sunlight from reaching native plants.
  • Invasive species (n): A non-native organism that causes harm to the environment, economy, or human health. is a classic example.
  • Aquatic weed (n): A term often used for troublesome water plants like .
Synonyms
  • Hydrilla: The most direct synonym, as it is the abbreviated common name for the same species.
  • Water thyme: A less common regional name, referring to its superficial resemblance to the herb thyme.
Related Terms & Context
  • Monocotyledon: belongs to this group of flowering plants.
  • Hydrocharitaceae: The plant family to which belongs (the frogbit family).
  • Vegetative propagation: A primary method by which spreads, through fragments, tubers, and turions (specialized buds).
Noun
  1. submersed plant with whorled lanceolate leaves and solitary axillary flowers; Old World plant naturalized in southern United States and clogging Florida's waterways

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