horse·weed
| \ ˈhȯrs-ˌwēd
\
\
Definition of horseweed
1
: a common annual American composite herb (Conyza canadensis synonym Erigeron canadensis) with an erect usually hairy stem and small discoid heads of yellow disk flowers
2
: a coarse annual North American ragweed (Ambrosia trifida)
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“Horseweed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/horseweed. Accessed 20 May. 2022.
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Time Traveler for horseweed
The first known use of horseweed was in 1790
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