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The Collaborative International Dictionary

Sneezeweed \Sneeze"weed`\, n. (Bot.) A yellow-flowered composite plant ( Helenium autumnale) the odor of which is said to cause sneezing.


n. 1 (context US English) A plant of the genus (taxlink Helenium genus noshow=1), especially (taxlink Helenium autumnale species noshow=1). 2 (context Australia English) A plant of the genus (taxlink Centipeda genus); either of the species (taxlink Centipeda cunninghamii species) or (taxlink Centipeda minima species), which induce sneezing and are known as a folk remedy for colds and allergic reactions.


n. any of various plants of the genus Helenium characteristically causing sneezing


Sneezeweed is a common name for several plants in the Asteraceae family and may refer to:

  • Achillea ptarmica, with white flowers
  • Hymenoxys hoopesii, with long yellow petals, native to western North America
  • Various species of Helenium, with short yellow petals, native to North and Central America
  • In Australia, Centipeda cunninghamii or "old man weed" is also referred to as common sneezeweed

Usage examples of "sneezeweed".

As for bugbane, gasplant, tickseed and sneezeweed, nothing would induce me to plant them, pretty as they are.