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词汇 propagule
释义

Definition of propagule in English:

propagule

noun ˈprɒpəɡjuːlˈpräpəˌɡyo͞ol
Botany
  • A vegetative structure that can become detached from a plant and give rise to a new plant, e.g. a bud, sucker, or spore.

    〔植〕(无性)繁殖体,无性芽

    Example sentencesExamples
    • Further accidental spread of vegetative propagules by conveyance on boating equipment is possible and may already be occurring.
    • The trees were planted from propagules, in April 1994, in an overexploited clear-cut area.
    • The development of small vegetative propagules with bulbils within the florets (inflorescence proliferation) is also common.
    • This may not be an unexpected outcome given that the sediment on the floodplains may not have contained sufficient seeds or vegetative propagules of this species.
    • Many plant species can reproduce clonally by creeping roots or stems, propagules such as bulbils and tubers, or agamous seeds.

Origin

Mid 19th century: from modern Latin propagulum 'small shoot', diminutive of propago 'shoot, runner'.

Definition of propagule in US English:

propagule

nounˈpräpəˌɡyo͞ol
Botany
  • A vegetative structure that can become detached from a plant and give rise to a new plant, e.g. a bud, sucker, or spore.

    〔植〕(无性)繁殖体,无性芽

    Example sentencesExamples
    • The development of small vegetative propagules with bulbils within the florets (inflorescence proliferation) is also common.
    • The trees were planted from propagules, in April 1994, in an overexploited clear-cut area.
    • Many plant species can reproduce clonally by creeping roots or stems, propagules such as bulbils and tubers, or agamous seeds.
    • Further accidental spread of vegetative propagules by conveyance on boating equipment is possible and may already be occurring.
    • This may not be an unexpected outcome given that the sediment on the floodplains may not have contained sufficient seeds or vegetative propagules of this species.

Origin

Mid 19th century: from modern Latin propagulum ‘small shoot’, diminutive of propago ‘shoot, runner’.

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