any of several western American plants belonging to the genus Orthocarpus, of the figwort family, having dense spikes of flowers in a variety of colors with conspicuous bracts.
Words nearby owl's clover
Origin of owl's clover
An Americanism dating back to 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020