 helianthus |
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| 1. | [ noun ] (botany) any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays | |
| Synonyms: | sunflower | |
| Related terms: | flower common_sunflower prairie_sunflower giant_sunflower showy_sunflower Maximilian's_sunflower swamp_sunflower Jerusalem_artichoke genus_Helianthus | |
| Similar spelling: |
helianthemum |
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