 helianthus_petiolaris |
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| 1. | [ noun ] (botany) similar to the common sunflower with slender usually branching stems common in central United States | |
| Synonyms: | prairie_sunflower | |
| Related terms: | sunflower | |
| Similar spelling: |
Helianthus_angustifolius Helianthus_laetiflorus Helianthus_giganteus Helianthus_tuberosus Helianthus_maximilianii |
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