noun
marsh herb with a long spike of purple flowers; originally of Europe but now rampant in eastern United States
• Syn: ↑purple loosestrife, ↑Lythrum salicaria
• Hypernyms: ↑loosestrife
• Member Holonyms: ↑Lythrum, ↑genus Lythrum
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nounUseful english dictionary. 2012.