helianthus maximilianii helianthus laetiflorus • helianthus petiolaris · · · Info · Definitions · Characters · · helianthus maximilianii · · Text Common · · Latin · · Scripts 23 · · Length 11 · · Syllables Definitions · · · (noun) tall perennial of central United States to Canada having golden-yellow flowers. Synonyms: Maximilian's sunflower, Helianthus maximilianii. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 x latin small letter x U+0078