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Tanacetum cinerariifolium

Tanacetum cinerariifolium

9.9
A plant with white flowers that people use to make a natural insect spray
  • noun
  • Specialized
translation icon : tanaceto de Dalmatia
  • Farmers use extracts from Tanacetum cinerariifolium as an organic method to control pests.

Examples

  • Farmers in the Balkans cultivate Tanacetum cinerariifolium for its insecticidal properties.

  • The Tanacetum cinerariifolium plant is often used in organic gardening.

  • Tanacetum cinerariifolium is widely cultivated for the production of pyrethrum insecticides.

  • The leaves of Tanacetum cinerariifolium are white and silky-hairy on the underside.

  • Tanacetum cinerariifolium is widely cultivated for the production of pyrethrum insecticides.

  • Farmers use extracts from Tanacetum cinerariifolium as an organic method to control pests.

  • Farmers in the Balkans cultivate Tanacetum cinerariifolium for its insecticidal properties.

Synonyms

Dalmatian pyrethrum
vsTanacetum cinerariifolium
9.9

A white-flowered plant from the Balkans used to make natural insect spray

is the scientific species name rather than the common name
Dalmatia pyrethrum
vsTanacetum cinerariifolium
  • Specialized
9.9

A white-flowered plant from the Balkans with divided leaves and silky white hairs underneath used as a natural insect killer

is the formal species designation instead of a regional common label
Chrysanthemum cinerariifolium
vsTanacetum cinerariifolium
  • Specialized
9.9

A plant with white flowers from the Balkans that produces a natural insect-killing extract

is the same plant but named under a different scientific genus
pyrethrum
vsTanacetum cinerariifolium
8.8

A plant like a daisy whose flowers people use to make a natural insect spray

is the specific Balkan species known as a primary natural insecticide source

Surface Forms

Morphology

Tanacetum + cinerariifolium

This is a Latin binomial (taxonomic) name rather than a compositional English phrase; one constituent ('cinerariifolium') is not an ordinary English word and the label encodes a species identity and usage (source of pyrethrum) that is encyclopedic rather than derivable from the parts. Scientific names are language-neutral labels and do not transparently convey the everyday meaning to a B1 learner, so the overall meaning cannot be predicted from the constituents.

Etymology

Tanacetum cinerariifolium gets its long name from how it looks and how people used it: Tanacetum is a kind of herb called tansy and cinerariifolium means 'ash-leaf' because the leaves are pale and silky underneath. People crushed its white flowers to make 'pyrethrum', a 'natural insecticide' that kills bugs, so the name fits a pale-leaved plant used as a bug killer.