globe amaranth

noun
  1. a plant, Gomphrena globosa, native to the Old World tropics, having dense heads of variously colored flowers that retain their color when cut.

Origin of globe amaranth

First recorded in 1725–35; so called from the globose flower head
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018