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词汇 diaspore
释义

Definition of diaspore in English:

diaspore

noun ˈdʌɪəspɔːˈdaɪəˌspɔr
Botany
  • A spore, seed, or other structure that functions in plant dispersal; a propagule.

    〔植〕散布孢子,传播体;繁殖单元

    Example sentencesExamples
    • These plots were colonized significantly more often by bryophytes and vascular plants with lighter diaspores, dispersed by the wind (light anemochores) or by animals (endozoochores and myrmecochores).
    • This clonal and recombinant species, which produces both vegetative and sexual diaspores, is considered endangered in most parts of Central Europe and in other industrialized regions.
    • It is still not known whether Trebouxia algae are free living and it cannot be concluded that Trebouxia are wind-distributed from other continents to the Antarctic area in the same way as discussed for vegetative diaspores.
    • Natural riparian zones are also effective pathways for plant dispersal: the rivers carry large numbers of plant diaspores over long distances, and riparian zones are rich in water-dispersed plants and rapidly spreading exotics.
    • The fruit of B. monosperma is a single-seeded samara and disperses as a diaspore.

Definition of diaspore in US English:

diaspore

nounˈdīəˌspôrˈdaɪəˌspɔr
Botany
  • A spore, seed, or other structure that functions in plant dispersal; a propagule.

    〔植〕散布孢子,传播体;繁殖单元

    Example sentencesExamples
    • The fruit of B. monosperma is a single-seeded samara and disperses as a diaspore.
    • These plots were colonized significantly more often by bryophytes and vascular plants with lighter diaspores, dispersed by the wind (light anemochores) or by animals (endozoochores and myrmecochores).
    • This clonal and recombinant species, which produces both vegetative and sexual diaspores, is considered endangered in most parts of Central Europe and in other industrialized regions.
    • It is still not known whether Trebouxia algae are free living and it cannot be concluded that Trebouxia are wind-distributed from other continents to the Antarctic area in the same way as discussed for vegetative diaspores.
    • Natural riparian zones are also effective pathways for plant dispersal: the rivers carry large numbers of plant diaspores over long distances, and riparian zones are rich in water-dispersed plants and rapidly spreading exotics.
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