ginseng
noun
any of several plants of the genus Panax, especially P. pseudoginseng, of eastern Asia, or P. qinquefolius, of North America, having an aromatic root used medicinally.
The grammatical form denoting more than one person, place, thing, or idea.
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Whether the Asiatic and the Atlantic American ginsengs are to be regarded as of the same species or not is somewhat uncertain, but they are hardly, if at all, distinguishable.
From Darwiniana; Essays and Reviews Pertaining to Darwinism by Asa Gray