Fig. 54. Fig. 7. Yearling.
Fig. 7 is precisely the same age (as Fig. 6) but is a wild, or forest grown, plant.
This image is from Golden Seal Cultivation in Harding's Ginseng and Other Medicinal Plants, 1936.
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.