Oenothera flava
Oenothera flava
Oenothera flava (A. Nels.) Garrett.
Engl.: yellow evening-primrose.
Bot. syn.: Oenothera taraxacoides (Woot. & Standl.) Munz.
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.