1. any of various iridaceous plants of the genus Watsonia, native to southern Africa, having sword-shaped leaves and spikes of white or reddish flowers.

Origin of watsonia

< New Latin (1759); named after William Watson (1715–87), Scottish naturalist; see -ia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018