2045060
9781419178429
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between the sleep of animals and that of plants,* whether of leaves or flowers. It seems therefore, advisable to give a distinct name to the so-called sleep-movements of plants. These have also generally been confounded, under the term "periodic," with the slight daily rise and fall of leaves, as described in the fourth chapter; and this makes it all the more desirable to give some distinct name to sleep-movements. Nyctitropism and nyctitropic, i.e. night-turning, may be applied both to leaves and flowers, and will be occasionally used by us; but it would be best to confine the term to leaves.Charles Darwin is the author of 'The Power Of Movement In Plants', published 2004 under ISBN 9781419178429 and ISBN 1419178423.
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