 helianthus_giganteus |
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| 1. | [ noun ] (botany) very tall American perennial of central and the eastern United States to Canada having edible tuberous roots | |
| Synonyms: | tall_sunflower Indian_potato giant_sunflower | |
| Related terms: | sunflower | |
| Similar spelling: |
Helianthus_annuus Helianthus_tuberosus Helianthus_laetiflorus Helianthus_petiolaris Helianthus_maximilianii |
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