liatris pycnostachya

English Thesaurus

1. perennial of southeastern and central United States having very dense spikes of purple flowers; often cultivated for cut flowers (noun.plant)

hypernym	:	blazing star, button snakeroot, gay-feather, gayfeather, snakeroot,
definition	:	any of various North American plants of the genus Liatris having racemes or panicles of small discoid flower heads (noun.plant)