Helianthus ×multiflorus ContentCommon Name Common Name German: Synonymy=Helianthus decapetalus var. multiflorus1,2,3,4,5,61. ATLAS_IDX: 0, 2. RL2015: , 3. FLOR: , 4. WISSK: u, 5. EHRD: , 6. KART: 0