: a racemose inflorescence typical of the carrot family in which the pedicels arise from about the same point to form a flat or rounded flower cluster see inflorescence illustration
Examples of umbel in a Sentence
Recent Examples on the Web
Despite its size, the park is being used by conservationists to introduce endangered species, like the Gila topminnow and the Huachuca water umbel plant, as a part of the county's Multi-Species Conservation Plan.
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John Leos, The Arizona Republic, 1 Nov. 2024
Wild parsnips can grow up to 5 feet tall and produce an umbel of small yellow flower clusters in early summer.
—Leanne Potts, Better Homes & Gardens, 28 Sep. 2024
Wild parsnip stems are erect, branched, hollow, slightly grooved, and have umbels of petaled yellow flowers that bloom from June through late August.
—Mariyam Muhammad, The Enquirer, 30 May 2024
Winter Interest Brown is a color, too, and those stems and umbels can be very architectural in the doldrums of winter.
—Benjamin Vogt, Better Homes & Gardens, 13 Oct. 2023
Huachuca water umbel threatened by disappearing wetlands Once a flourishing part of extensive riparian habitats in southeastern Arizona and northern Sonora, Mexico, the Huachuca water umbel has been reduced to a handful of discontinuous clumps in a few Southwest wetlands.
—Jake Frederico, The Arizona Republic, 3 Mar. 2023
The San Pedro River, one of the umbel's main habitats, is drying up due to excessive groundwater pumping and population growth in southeastern Arizona.
—Jake Frederico, The Arizona Republic, 3 Mar. 2023
The workers have widened dirt roads, bulldozed dozens of oak trees and blocked ephemeral streams important to plant species of concern, such as the Huachuca water umbel.
—Brandon Loomis, The Arizona Republic, 1 Dec. 2022
Come July or early August, the plant is covered by zillions of tiny white flowers arranged in umbrella-like affairs called umbels.
—Paul Cappiello, The Courier-Journal, 17 Apr. 2020
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John Leos, The Arizona Republic, 1 Nov. 2024
Wild parsnips can grow up to 5 feet tall and produce an umbel of small yellow flower clusters in early summer.
—Leanne Potts, Better Homes & Gardens, 28 Sep. 2024
Wild parsnip stems are erect, branched, hollow, slightly grooved, and have umbels of petaled yellow flowers that bloom from June through late August.
—Mariyam Muhammad, The Enquirer, 30 May 2024
Winter Interest Brown is a color, too, and those stems and umbels can be very architectural in the doldrums of winter.
—Benjamin Vogt, Better Homes & Gardens, 13 Oct. 2023
Huachuca water umbel threatened by disappearing wetlands Once a flourishing part of extensive riparian habitats in southeastern Arizona and northern Sonora, Mexico, the Huachuca water umbel has been reduced to a handful of discontinuous clumps in a few Southwest wetlands.
—Jake Frederico, The Arizona Republic, 3 Mar. 2023
The San Pedro River, one of the umbel's main habitats, is drying up due to excessive groundwater pumping and population growth in southeastern Arizona.
—Jake Frederico, The Arizona Republic, 3 Mar. 2023
The workers have widened dirt roads, bulldozed dozens of oak trees and blocked ephemeral streams important to plant species of concern, such as the Huachuca water umbel.
—Brandon Loomis, The Arizona Republic, 1 Dec. 2022
Come July or early August, the plant is covered by zillions of tiny white flowers arranged in umbrella-like affairs called umbels.
—Paul Cappiello, The Courier-Journal, 17 Apr. 2020
Cite this Entry
“Umbel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/umbel. Accessed 3 Jul. 2025.
Copy CitationKids Definition
umbel
noun
um·bel
ˈəm-bəl 
: a flat-topped or ball-shaped flower cluster (as in the carrot) in which the stalks of the individual flowers all grow from about the same point on the main stem like the ribs of an umbrella
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