Northern Ontario Plant Database

Synonymy

Synonymy - Helianthus x

Asteraceae Daisy Family

Helianthus ×laetiflorus Pers., pro. sp. (H. pauciflorus × H. tuberosus)
beautiful sunflower, cheerful sunflower, showy sunflower, perennial sunflower ; Fr: hélianthe à belles fleurs, soleil vivace, soleil fastueux

• [=Helianthus atrorubens Lam., nom. illeg. hom., non L.]
• [=Helianthus ×rigidus sensu Rydberg, non Desf.]
• [=Helianthus scaberrimus Elliott]
• [=Helianthus severus E.Watson]
• [=Helianthus superbus E.Watson, nom. illeg. hom., non Bergmans]