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单词 quillwort
释义

Definition of quillwort in English:

quillwort

noun
  • A plant related to the clubmosses, with a dense rosette of long slender leaves, the bases of which contain the spore-producing organs, occurring typically as a submerged aquatic.

    Genus Isoetes, family Isoetaceae, class Lycopsida

    Example sentencesExamples
    • The other is a quillwort, or Isoetes, which reproduces through male and female spores and thus is considered more closely related to ferns than to flowering plants.
    • First described by Pfeiffer in 1937, and recircumscribed by Brunton et al., I. virginica is a tetraploid quillwort of intermittent woodland streams and low, wet wooded areas of the southeastern Mountains and Piedmont.
    • Liverworts, hornworts, mosses, clubmosses, resurrection plants, quillworts, horsetails, ferns, cycads, ginkgos, conifers, and flowering plants are all plants.
    • This extinct order of giant scale trees includes relatives of the modern quillworts (Isoetes).
 
 

Definition of quillwort in US English:

quillwort

nounˈkwilˌwərt
  • A plant related to the club mosses, having a dense rosette of long slender leaves, the bases of which contain the spore-producing organs, and occurring typically as a submerged aquatic.

    Genus Isoetes, family Isoetaceae, class Lycopsida

    Example sentencesExamples
    • First described by Pfeiffer in 1937, and recircumscribed by Brunton et al., I. virginica is a tetraploid quillwort of intermittent woodland streams and low, wet wooded areas of the southeastern Mountains and Piedmont.
    • The other is a quillwort, or Isoetes, which reproduces through male and female spores and thus is considered more closely related to ferns than to flowering plants.
    • Liverworts, hornworts, mosses, clubmosses, resurrection plants, quillworts, horsetails, ferns, cycads, ginkgos, conifers, and flowering plants are all plants.
    • This extinct order of giant scale trees includes relatives of the modern quillworts (Isoetes).
 
 
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更新时间:2024/12/23 13:18:17