Quercus lobata
Quercus lobata
Quercus lobata Nee.
Engl.: California white oak, roble, valley oak.
Deu.: Kalifornische Eiche.
Pharm.: Californian oak-galls.
A herbal distance course
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.