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词汇 broomrape
释义

Definition of broomrape in English:

broomrape

noun ˈbruːmreɪp
  • A parasitic plant which bears tubular flowers on a leafless brown stem. It is attached by its tubers to the roots of the host plant.

    列当

    Genus Orobanche, family Orobanchaceae

    Example sentencesExamples
    • Likewise, the subtree of broomrapes alone does not differ from that of photosynthetic plants in degree of constraint.
    • So far, U.S. sunflower growers have not been plagued by broomrape.
    • The broomrapes (Orobanche spp.) are obligate parasitic weeds that cause severe damage to hosts.

Origin

Late 16th century: from broom + Latin rapum 'tuber'.

Definition of broomrape in US English:

broomrape

noun
  • A parasitic plant that bears tubular flowers on a leafless brown stem. It is attached by its tubers to the roots of a host plant, which may be any of a number of species.

    列当

    Genus Orobanche, family Orobanchaceae

    Example sentencesExamples
    • The broomrapes (Orobanche spp.) are obligate parasitic weeds that cause severe damage to hosts.
    • Likewise, the subtree of broomrapes alone does not differ from that of photosynthetic plants in degree of constraint.
    • So far, U.S. sunflower growers have not been plagued by broomrape.

Origin

Late 16th century: from broom + Latin rapum ‘tuber’.

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