noun
perennial herb of the eastern United States having inconspicuous greenish flowers and narrow leaves that are very aromatic when bruised
• Syn: ↑Pycnanthemum virginianum
• Hypernyms: ↑mountain mint
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noun : a mountain mint (Pycnanthemum virginianum) of eastern No. America with narrow leaves and inconspicuous greenish white flowers
Useful english dictionary. 2012.