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genus Arum

genus Arum

9.8
A group of plants with thick roots and heart-shaped leaves from Europe and Asia
  • noun
  • /ˈdʒɛnəs ˈɑːrʌm/
  • Specialized
translation icon : género Arum
  • The genus Arum includes the well-known cuckoo-pint found in woodland areas.

Examples

  • Several species within the genus Arum are cultivated for their unusual flowering structures.

  • Botanists identified the specimen as belonging to the genus Arum due to its tuberous roots and leaf shape.

  • The genus Arum includes many fascinating plant species.

  • Did you know that the genus Arum is native to Europe?

  • Botanists identified the specimen as belonging to the genus Arum due to its tuberous roots and leaf shape.

  • Several species within the genus Arum are cultivated for their unusual flowering structures.

  • The genus Arum includes the well-known cuckoo-pint found in woodland areas.

Surface Forms

genus Arum singular
genera Arum plural

Morphology

genus + arum

This phrase is fully compositional: 'genus' names a biological rank and 'Arum' is the name of a plant genus, so 'genus Arum' straightforwardly denotes the genus called Arum. Taxonomic noun‑noun constructions like this are regular and cross‑linguistically transparent, so a B1 learner who knows both constituents can infer the meaning.

Etymology

Genus Arum takes its name from an old Greek and Latin plant word 'aron' for the wild arum, a woodland plant with thick, potato-like roots, big heart-shaped leaves and a strange hooded flower. So genus Arum simply means the scientific group named after that familiar plant, remembered for its roots and showy leaves.