"coneflowers" in the noun sense
1. coneflower
any of various plants of the genus Rudbeckia cultivated for their large usually yellow daisies with prominent central cones
2. coneflower
a wildflower of the genus Ratibida
3. coneflower
any of various perennials of the eastern United States having thick rough leaves and long-stalked showy flowers with drooping rays and a conelike center
Source: WordNet® (An amazing lexical database of English)
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