noun
any of various plants of the genus Helenium characteristically causing sneezing
• Hypernyms: ↑herb, ↑herbaceous plant
• Hyponyms:
↑autumn sneezeweed, ↑Helenium autumnale, ↑orange sneezeweed, ↑owlclaws, ↑Helenium hoopesii, ↑rosilla, ↑Helenium puberulum
• Member Holonyms: ↑Helenium, ↑genus Helenium
Useful english dictionary. 2012.