liatris

noun

li·​atris

līˈa‧trə̇s,

ˈlīə‧t-

1

capitalized : a genus of perennial American herbs (family Compositae) having aromatic often cormous roots, linear grassy leaves, and spikes of rose-purple or white discoid heads of perfect tubular flowers see blazing star, button snakeroot

2

plural -es : any of several herbs of Liatris or the closely related genus Trilisa (as wild vanilla and the button snakeroot) sometimes used in medicine

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