Wallflower flowers (Erysimum cheiri). The essential oil of this plant is sometimes used in herbal medicine as a nervine tonic,though large doses may be toxic. The plant contains cheiranthin which has a stronger effect on the heart than digitalin,a toxin found in foxglove. Photographed at the Dilston Physic Garden,Northumberland,UK | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Cuthbert, Colin / Dilston Physic Garden |
Bildgröße: | 4072 px × 2712 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |