either of two North American plants, Aletris farinosa or A. aurea, of the lily family, having small yellow or white flowers in a spikelike cluster and a root reputed to relieve colic.
any of certain other plants having roots reputed to cure colic.
the blazing star, Liatris squarrosa.
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Other Common Names — Dioscorea, colicroot, rheumatism-root, devil's bones.