The four little plants shown in the photo at Fig. 4 were produced by layering pieces of fiber roots in soft loam with a little gray sand added.
This image is from Golden Seal Cultivation in Harding's Ginseng and Other Medicinal Plants, 1936.
Henriette's Herbal Homepage
Welcome to the bark side.
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.