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Parthenium hysterophorus

Parthenium hysterophorus

9.9
A harmful weed from the Americas with small white flowers that spreads quickly and damages crops
  • noun
  • /ˌpɑrˈθiːniəm hɪstəˈrɒfərəs/
  • Specialized
translation icon : Parthenium hysterophorus
  • The government launched a campaign to control Parthenium hysterophorus due to its harmful effects on crops and livestock.

Examples

  • Parthenium hysterophorus has become a major invasive weed in parts of Asia and Africa.

  • Farmers are concerned about the rapid spread of Parthenium hysterophorus in their fields.

  • The Parthenium hysterophorus is a common weed in tropical regions.

  • Farmers are concerned about the spread of Parthenium hysterophorus.

  • Parthenium hysterophorus is often found growing in disturbed areas, making it a troublesome invasive species.

  • Many agricultural experts warn that Parthenium hysterophorus can outcompete native plants in ecosystems.

  • The white flowers of Parthenium hysterophorus can be seen blooming in various regions around the world.

Synonyms

bastard feverfew
vsParthenium hysterophorus
  • US
9.9

A small tropical American weed with white daisy-like flowers that grows quickly

is more widely spread and invasive across many regions rather than localized

Surface Forms

Morphology

Parthenium + hysterophorus

This is a scientific Latin binomial (taxonomic) name rather than a compositional English phrase; its meaning 'a particular invasive weed species' is a conventional label and not derived from the literal meanings of the parts. The second element 'hysterophorus' is not a standard English word and even knowing 'Parthenium' as a genus would not allow a B1 learner to infer the full sense (tropical annual invasive weed). Such technical names are language-specific labels and therefore opaque to learners.

Etymology

Parthenium hysterophorus is the name of a small plant with white flowers and many tiny seeds. Those seeds blow in the wind and stick to animals and clothes, so the plant quickly fills fields, and the name is now used for a 'invasive weed'.