Blackroot (Pterocaulon pycnostachyum), a perennial herb with thick, black roots. Grows in pine flatwoods and sandhills throughout Florida. A decoction of the root has been used to treat colds and menstrual cramps, tea is used for backache. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Science Source / Lee F Snyder |
Taille de l’image : | 4051 px × 3854 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |