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单词 paraphysis
释义

paraphysis

/pəˈrafɪsɪs /
noun (plural paraphyses /pəˈrafɪsiːz/) Botany
A sterile hair-like filament present among the reproductive organs in many lower plants, especially bryophytes, algae, and fungi.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.

Origin

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

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更新时间:2024/11/13 19:34:04