"agueweeds" in the noun sense
1. agueweed, ague weed, five-flowered gentian, stiff gentian, Gentianella quinquefolia, Gentiana quinquefolia
gentian of eastern North America having clusters of bristly blue flowers
2. boneset, agueweed, thoroughwort, Eupatorium perfoliatum
perennial herb of southeastern United States having white-rayed flower heads formerly used as in folk medicine
Source: WordNet® (An amazing lexical database of English)
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