cow parsnip

noun

: a tall biennial or perennial herb (genus Heracleum and especially H. sphondylium of Eurasia and H. maximum synonym H. lanatum of North America) of the carrot family that has a hollow stem, thick taproot, and large clusters of usually white-flowered umbels see also giant cow parsnip

Examples of cow parsnip in a Sentence

Recent Examples on the Web
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Situated just steps from the track, the sculpture is shaped like a cow parsnip, a flowering plant native to Indiana. Domenica Bongiovanni, IndyStar, 19 May 2025 The plant has small groups of white flowers in an umbrella formation, similar to a common yarrow or cow parsnip, the city said. Dallas News, 21 July 2022 Wild parsnip, a smaller relative to cow parsnip, grows about 5 feet tall and has thin, yellow-green stems. Sarah Bowman, The Indianapolis Star, 3 Aug. 2021 White flower clusters bloom from mid-May through July and can easily be confused with native cow parsnip. oregonlive.com, 13 July 2019 Modern testing has revealed that other herbs and plants recommended by ancient authors, such as cow parsnip and the wild yam called Barbasco root, contain chemicals that can influence hormone levels. Sophie Bushwick, Discover Magazine, 29 June 2012

Word History

First Known Use

1548, in the meaning defined above

Time Traveler
The first known use of cow parsnip was in 1548

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Cite this Entry

“Cow parsnip.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cow%20parsnip. Accessed 4 Jul. 2026.

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