GENUS HELIANTHUS(noun)Did you mean?Synonyms RhymesAlso try..genusDefinitions There is 1 meaning of the phrase Genus Helianthus. Genus Helianthus - as a noun Genus of tall erect or branched american annual or perennial herbs with showy flowers: sunflowers Word Variations & RelationsAnagramsStarts GStarts GEStarts GENStarts GENUEnds SEnds USEnds HUSEnds THUSStarts G & ends SStarts GE & ends SStarts G & ends USA-Z Proximitiesgenuine8genuinely13genuineness12genuinenesses14genus6 Genus Helianthus genus-fenusagenus-megapodiusgenus-milvusgenuses8genyonemus