Search results SearchResult 1 of 1Content pagesMultimediaEverythingAdvancedHelianthus silphioides, Helianthus simulans, Helianthus smithii, Helianthus strumosus, Helianthus tuberosus, Helianthus verticillatus, Helianthus ×laetiflorus Linnaeus 28 KB (884 words) - 20:11, 5 November 2020