Pulvinus (noun) Definition, Meaning & Examples

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noun, plural pul·vi·ni [puhl-vahy-nahy]. /pʌlˈvaɪ naɪ/.
  1. a cushionlike swelling at the base of a leaf or leaflet, at the point of junction with the axis.
  2. pulvinar (def. 2).
noun plural -ni (-naɪ)
  1. a swelling at the base of a leafstalk: changes in its turgor pressure cause changes in the position of the leaf
Pulvinus (noun) Definition, Meaning & Examples

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