ENDescription
The species of blackberry most common in Britain (Rubus fruticosus) is naturalized throughout most of the world, including North America. In folk medicinal records, it is often impossible to trace the actual species used in the past.
Related Subjects
The graph displays the other subjects mentioned on the same pages as the subject "blackberry". If the same subject occurs on a page with "blackberry" more than once, it appears closer to "blackberry" on the graph, and is colored in a darker shade. The closer a subject is to the center, the more "related" the subjects are.