any of various North American plants of the genus Liatris having racemes or panicles of small discoid flower heads 同义词：blazing star, button snakeroot, gayfeather, gay-feather,
a plant of the genus Sanicula having palmately compound leaves and unisexual flowers in panicled umbels followed by bristly fruit; reputed to have healing powers 同义词：sanicle,
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