prince's-feather

[ prin-siz-feth-er ]
/ ˈprɪn sɪzˈfɛθ ər /

noun

a tall, showy plant, Amaranthus hybridus erythrostachys, of the amaranth family, having reddish foliage and thick spikes of small, red flowers.
a hairy, much-branched, plant, Polygonum orientale, of the buckwheat family, native to Asia and Australia, having pink or rose-colored flower spikes, naturalized in North America.

Origin of prince's-feather

First recorded in 1620–30

British Dictionary definitions for prince's feather

prince's feather

noun

an amaranthaceous garden plant, Amaranthus hybridus hypochondriacus, with spikes of bristly brownish-red flowers
a tall tropical polygonaceous plant, Polygonum orientale, with hanging spikes of pink flowers