Sneezeweed

• (n.) A yellow-flowered composite plant (Helenium autumnale) the odor of which is said to cause sneezing.
Found on http://thinkexist.com/dictionary/meaning/sneezeweed/

sneezeweed

noun any of various plants of the genus Helenium characteristically causing sneezing
Found on https://www.encyclo.co.uk/local/20974

Sneezeweed

Sneeze'weed` noun (Botany) A yellow-flowered composite plant ( Helenium autumnale ) the odor of which is said to cause sneezing.
Found on http://www.encyclo.co.uk/webster/S/132

sneezeweed

any of about 40 species of tall herbs constituting the genus Helenium of the family Asteraceae, native to North America. Most are perennials with ...
Found on http://www.britannica.com/eb/a-z/s/114

sneezeweed

sneezeweed, name for any plant of the genus Helenium, American meadow and field herbs of the family Asteraceae (aster family), with daisylike heads of yellow (or occasionally purple) flowers. A few of the more attractive sneezeweeds are cultivated in gardens, such as varieties of H. autumnale, the m...
Found on http://www.infoplease.com/ce6/sci/A0845692.html

sneezeweed

[n] - any of various plants of the genus Helenium characteristically causing sneezing
Found on http://www.webdictionary.co.uk/definition.php?query=sneezeweed
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