any of various knotgrasses (genus Polygonum) whose acrid juice may cause skin irritation
smartweed
smart·weedWebster's New World College Dictionary, Fifth Edition Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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smartweed
noun
Any of various plants of the genera Persicaria and Polygonum, having sheathlike stipules and small, densely clustered pink, white, or green flowers.
THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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"Smartweed." YourDictionary. LoveToKnow. www.yourdictionary.com/smartweed.
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Smartweed. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/smartweed
Noun
(usually uncountable, plural smartweeds)
- Any of more than a dozen species of the genus Polygonum.
English Wiktionary. Available under CC-BY-SA license.
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MLA Style
"Smartweed." YourDictionary. LoveToKnow. www.yourdictionary.com/smartweed.
APA Style
Smartweed. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/smartweed
