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EnglishTHE SCHOLAR'S LEXICON

pulvinus

/puhl-vahy-nuhs/US // pʌlˈvaɪ nəs //UK // (pʌlˈvaɪnəs) //

普拉维纳斯,普拉维纽斯,普拉文斯,普拉维诺斯

Definitions

n.名词 noun
  1. 1

    plural pul·vi·ni [puhl-vahy-nahy]. /pʌlˈvaɪ naɪ/.

    • : Botany. a cushionlike swelling at the base of a leaf or leaflet, at the point of junction with the axis.
    • : Architecture. pulvinar.

Examples

  • The specimen employed was a terminal leaflet of Desmodium gyrans (Fig. 122) the pulvinus of which is very sensitive to light.

  • Effect of increasing intensity of light on the pulvinus of Desmodium gyrans: Experiment 129.

  • Before describing the experiment I shall demonstrate the tropic reactions of the two halves of the pulvinus of Mimosa.

  • A series of such positive responses of the upper half of the pulvinus is given in figure 118.

  • The velocity of transmission of excitation in a transverse direction through the pulvinus is about 0·011 mm.

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