noun
Usage: usually capitalized K
: a perennial herb ( Liatris pycnostachya ) having spikes of purplish flowers — called also prairie button snakeroot
noun
Usage: usually capitalized K
: a perennial herb ( Liatris pycnostachya ) having spikes of purplish flowers — called also prairie button snakeroot
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012