epinasty

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ep·i·nas·ty

 (ĕp′ə-năs′tē)
n.
The downward bending of a leaf or other plant part, resulting from greater growth of the upper side than of the lower side.


ep′i·nas′tic (-tĭk) adj.

epinasty

(ˈɛpɪˌnæstɪ)
n, pl -ties
(Botany) increased growth of the upper surface of a plant part, such as a leaf, resulting in a downward bending of the part. Compare hyponasty
[C19: from epi- + -nasty, from Greek nastos pressed down, from nassein to press]
ˌepiˈnastic adj

ep•i•nas•ty

(ˈɛp əˌnæs ti)

n.
increased growth on the upper surface of a plant organ or part, esp. a leaf, causing it to bend downward.
[1875–80]
ep`i•nas′tic, adj.