Herbal means made from or using herbs. herbal remedies for colds. made of herbs. Ancient manual of plants used for medicinal purposes. Hundreds or thousands of medicinal plants were known in ancient India, China, and Greece and medieval Europe. In the late 16th century, European herbals began to include plants from the Western Hemisphere. Their accuracy varies widely, but many of the plants in herbals later became sources for drugs (e.g., digitalis)
"Herbals are books containing the names and descriptions of plants and their medicinal properties " From The University of Delaware Library Read more: http: //www lib udel edu/ud/spec/exhibits/hort/herbals htm