Derris elliptica

Học thuật
Thân thiện
Definition
  1. Noun:
    • A woody vine: A climbing plant with a hard, woody stem.
    • Botanical characteristics: It has bright green leaves and produces clusters (racemes) of white flowers with a pinkish tint.
    • Source of rotenone: The plant's enlarged or swollen roots contain rotenone, a natural substance used as an insecticide and fish poison.
Usage Examples
  • Noun:
    • Derris elliptica is cultivated in some regions for its insecticidal properties.
    • The active compound in Derris elliptica is extracted from its roots.
    • Farmers have traditionally used preparations from Derris elliptica to protect crops.
Advanced Usage
  • In botanical and agricultural contexts: The name is used precisely to refer to this specific plant species, often in scientific, horticultural, or agricultural writing.
    • The study compared the efficacy of rotenone derived from Derris elliptica with synthetic pesticides.
Variants and Related Words
  • Derris: (Noun) The genus to which this plant belongs. Several species contain rotenone.
  • Rotenone: (Noun) The chemical compound found in the roots of and other plants, used as a pesticide and piscicide (fish poison).
  • Tuba root: A common name sometimes used for the roots of species, including .
Synonyms
  • Tuba plant: A common name used in some regions.
  • Fish-poison vine: A descriptive name referring to one of its traditional uses.
Related Phrases / Terms
  • Derris root: Refers to the root of the plant, which is the part typically harvested.
    • The insecticide was made from powdered derris root.
  • Rotenone-containing plant: A descriptive phrase categorizing by its chemical property.
Noun
  1. woody vine having bright green leaves and racemes of rose-tinted white flowers; the swollen roots contain rotenone

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