Telegraph plant Meaning, Definition & Usage
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noun erect tropical Asian shrub whose small lateral leaflets rotate on their axes and jerk up and down under the influence of sunshine
Desmodium gyrans; semaphore plant; Codariocalyx motorius; Desmodium motorium.
WordNet
Definitions
(Bot.) , a leguminous plant (Desmodium gyrans ) native of the East Indies. The leaflets move up and down like the signals of a semaphore.