Definition

Noun: * A tropical shrub (Codariocalyx motorius, formerly Desmodium gyrans) native to Asia, characterized by small lateral leaflets that exhibit spontaneous, rhythmic movements, rotating on their axes and jerking up and down in response to light and temperature stimuli, independent of wind.

Usage

The term "semaphore plant" is used specifically to refer to this botanical species noted for its unique leaf movements. * The semaphore plant in the greenhouse fascinated visitors with its constantly moving leaves. * Botanists study the semaphore plant to understand the mechanisms behind its autonomous leaf motion.

Advanced Usage

• The plant is also commonly known as the telegraph plant or dancing plant, names that also reference its signaling, repetitive movements.
• The movement is an example of nyctinasty (movement in response to day/night cycles) and thermonasty (movement in response to temperature changes).

Variants and Related Words

• Telegraph plant: A direct synonym for .
• Dancing plant: A more colloquial name for the same species.
• Codariocalyx motorius: The current scientific binomial name.
• Desmodium gyrans: A former scientific name still frequently used.

Synonyms

• Telegraph plant
• Dancing plant

Related Phrases/Idioms

• To signal like a semaphore plant: A rarely used, descriptive phrase implying constant, rhythmic, or communicative movement. (e.g., )

Noun

1. erect tropical Asian shrub whose small lateral leaflets rotate on their axes and jerk up and down under the influence of sunshine