Foxglove (Digitalis purpurea) flowers. This plant has long been used in herbal medicine as a tonic,and an extract from the plant (the drug digoxin) is used in conventional medicine as a treatment for heart failure. Photographed in Maryland,USA | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Mosolova, Maria |
Taille de l’image : | 4288 px × 2848 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |