Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. Any of certain coarse weedy plants of the genera Ambrosia, Erigeron, or Heracleum.
Century Dictionary and Cyclopedia
- n. One of several plants, as Heracleum Sphondylium, Polygonum aviculare, and Ambrosia artemisiæfolia. The poisonous hogweed is Aristolochia grandiflora of the West Indies.
- n. In the West Indies, any one of several plants of the genus Boerhaavia, especially B. erecta, which is much relished by hogs.
Wiktionary
- n. Any coarse weedy herb.
- n. An umbelliferous plant, of genus Heracleum, some of them being poisonous.
- n. Certain plants from the genera Ambrosia, Erigeron, or Heracleum.
GNU Webster's 1913
- n. A common weed (Ambrosia artemisiæge). See ambrosia, 3.
- n. In England, the Heracleum Sphondylium.
WordNet 3.0
- n. tall coarse plant having thick stems and cluster of white to purple flowers
Etymologies
- hog + weed (Wiktionary)
Examples
“It's a very exciting time as chefs are rediscovering forgotten ingredients like woodruff, as well a new ones such as hogweed seeds that we appear not to have cooked with, despite them being delicious.”
“Hence why, 12 hours later, I'm learning to pick nettles, hogweed, and rosebay willowherbs in a thicket on Hampstead Heath.”
“This is hogweed—you can use the flower buds, the stems and the leaf.”
“The headlands, though, are a different matter for they still form burgeoning banks of blossom – hogweed, vetch and newly opened harebells.”
“Gatherings of flies on the tall, white plate flowers of hogweed; burnet moths swinging on the yellow, sweetly scented lady's bedstraw; soldier beetles copulating wildly on their grass stems: these creatures were drawn to plants as places, to be inhabited by animal passions.”
“The day has been damp and close, full of ripening blackberries and hogweed seeds; edgy as stinging nettles and the caterwauling of young peregrines over the quarry.”
“Through a gate into a field and around the hogweed flowers which have become white fields for herds of tiny black beetles grazing on pollen, the first gatekeeper butterfly appears.”
“I know the name doesn't conjure a thing of particular beauty but, for my money, hogweed is one of the glories of Claxton in June.”
“My two girls, who themselves had grown like hogweed in recent years, beg me not to tell anyone, lest they think me strange.”
“Other members of the umbellifer family draw in the beetles and the hoverflies, but nothing quite magnetises the invertebrate world like flowering hogweed.”
Lists
These user-created lists contain the word ‘hogweed’.
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Ponderable Plant Names
List of plant names (common or scientific) that go trippingly off the tongue, are fun to contemplate, expose the wit of the namer, or just plain befuddle.
tongueshape mudmi..., glandular maiden ..., jeweled maiden fern, stately maiden fern, hairy maiden fern, downy maiden fern, widespread maiden..., turkey tangle fog..., yankeeweed, clitoria fragrans, clitoria mariana, tall tumblemustard and 261 more...
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Love Across Kingdoms
Appendix of sorts to AIC, listing plants named with reference to animals and vice versa.
duck potato, hog plum, sorrel mare, horse aloe, horse chestnut, banana slug, tiger lily, buffalo grass, tuna fruit, monkey puzzle, bull kelp, hawkweed and 133 more...
Tweets
Looking for tweets for hogweed.

sionnach It's a hogweed. It's a cowparsnip. It's a horseradish. It's catnip. It's a lambkin.
It's very confused. Nov 12, 2011
hernesheir The hogweed Heracleum sphondylium is also known as cow parsnip. Nov 12, 2011