The story
From the genus name Allamanda, named after Swiss-Dutch natural historian Jean-Nicolas-Sébastien Allamand.
First known use, by meaning
- from 18th c. Any plant in the genus Allamanda, especially those grown in mild climates and indoors for their colorful flowers, such as Allamanda cathartica.
Etymology from Wiktionary, CC BY-SA 4.0.