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单词 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.

    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.

    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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更新时间:2024/9/20 20:20:31