Crossword solverSynonyms for helianthus17 crossword answers for “helianthus” (10), sorted by letter count.How many letters?All176172911211411511621811922012112212312716 letters 1flower7 letters 2girasolmirasol9 letters 1sunflower12 letters 1Indian potato(6,6)14 letters 1giant sunflower(5,9)15 letters 1common sunflower(6,9)16 letters 2Helianthus annuus(10,6)prairie sunflower(7,9)18 letters 1Jerusalem artichoke(9,9)19 letters 2Helianthus giganteus(10,9)Helianthus tuberosus(10,9)20 letters 1helianthus petiolaris(10,10)21 letters 1helianthus laetiflorus(10,11)22 letters 1helianthus maximilianii(10,12)23 letters 1helianthus angustifolius(10,13)27 letters 1Jerusalem artichoke sunflower(9,9,9)