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单词 paraphysis
释义

Definition of paraphysis in English:

paraphysis

nounPlural paraphyses pəˈrafɪsɪspəˈrafəsəs
Botany
  • A sterile hairlike filament present among the reproductive organs in many lower plants, especially bryophytes, algae, and fungi.

    〔植〕(尤指苔藓类植物、海藻及菌类的)侧丝,隔丝

    Example sentencesExamples
    • The centra of morphoseries IIB-2 share with hiodontids the presence of shallow neural arch articular pits and deep rib articular pits posterior to the paraphyses.
    • Perithecia are always smaller than wild-type perithecia and a quarter of them contain only sterile paraphyses.
    • Alternatively, the branchlets may represent inflated hairs, or paraphyses, as found on some phaeophyte sporophytes or rhodophyte tetrasporophytes.
    • However, Neolecta lacks paraphyses, and the croziers do not develop until the ascus is formed.
    • The ostiole is blocked by elongate sterile cells, known generically as paraphyses.

Origin

Mid 19th century: modern Latin, from Greek para- 'beside, subsidiary' + phusis 'growth'.

Definition of paraphysis in US English:

paraphysis

nounpəˈrafəsəs
Botany
  • A sterile hairlike filament present among the reproductive organs in many lower plants, especially bryophytes, algae, and fungi.

    〔植〕(尤指苔藓类植物、海藻及菌类的)侧丝,隔丝

    Example sentencesExamples
    • The centra of morphoseries IIB-2 share with hiodontids the presence of shallow neural arch articular pits and deep rib articular pits posterior to the paraphyses.
    • The ostiole is blocked by elongate sterile cells, known generically as paraphyses.
    • However, Neolecta lacks paraphyses, and the croziers do not develop until the ascus is formed.
    • Perithecia are always smaller than wild-type perithecia and a quarter of them contain only sterile paraphyses.
    • Alternatively, the branchlets may represent inflated hairs, or paraphyses, as found on some phaeophyte sporophytes or rhodophyte tetrasporophytes.

Origin

Mid 19th century: modern Latin, from Greek para- ‘beside, subsidiary’ + phusis ‘growth’.

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更新时间:2024/11/11 9:27:05