Butterbur (Petasites hybridus) flowers. The large leaves will only fully develop after flowering. Butterbur is now being used as a potential natural treatment for hay fever and it is also being tested as a possible treatment for migraine | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / HELMUT PARTSCH |
Bildgröße: | 3425 px × 5195 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |