Tanacetum cinerariifolium

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Definition

Noun 1. A specific plant species: A white-flowered pyrethrum native to the Balkan region. It is characterized by its pinnate leaves, which are white and silky-hairy on their undersides. This plant is the primary natural source of the insecticide pyrethrin.

Examples of Usage
  • Noun:
    • Tanacetum cinerariifolium is cultivated extensively for the production of natural insecticide.
    • The dried flower heads of Tanacetum cinerariifolium are processed to extract pyrethrins.
    • Farmers in some regions grow Tanacetum cinerariifolium as a cash crop.
Advanced Usage
  • Scientific and Agricultural Context: The term is used almost exclusively in scientific, agricultural, and horticultural contexts. It is the precise botanical name for the Dalmatian pyrethrum or insecticide flower.
    • The study focused on optimizing pyrethrin yield from Tanacetum cinerariifolium.
Variants and Related Words
  • Dalmatian pyrethrum (n): The common name for this plant.
  • Pyrethrum (n): While often used as a common name for this plant, "pyrethrum" can also refer to the insecticide powder made from its flowers or to related plant species.
  • Chrysanthemum cinerariifolium (n): A former botanical synonym, indicating it was once classified under the genus .
Synonyms
  • Dalmatian insect flower
  • Insecticide flower (general)
Notes on Meaning

This word refers specifically to a single plant species with a very specific use (insecticide production). It does not have multiple common meanings. Its usage is technical rather than colloquial.

Noun
  1. white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum

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