Definition of helenium in English:
An American plant of the daisy family, which bears many red to yellow flowers, each having a prominent central disc.
- Genus Helenium, family Compositae
- Heleniumshave a longer and more showy flowering period if rejuvenated from year to year.
- Dead-head daisies and heleniums to lengthen their season.
- Inula helenium, a large plant, related to the sunflower, which grows wild in Europe and has become naturalized in N. America.
Definition of helenium in:
- US English dictionary