Many crude drugs are derived from the underground or subterranean organs or structures of plants. These include some roots and modified underground stems, such as rhizomes, corms, and bulbs.
Roots
Roots, which constitute drugs, are usually the strongly developed primary (tap)...
The seed is the fertilized mature ovule of an ovary, which contains an embryo, the baby plant, in a dormant state. The seed varies from plant to plant and is characteristic of various plants. A large number of seeds...
Drug Literatures and Publications record various information about drugs. In these publications, many technical terms and phrases are used for convenience and brevity in describing various aspects of their subject matters. Students pursuing a course in pharmacy should be...
History of pharmacognosy can be regarded as the history of pharmacy and medicine because pharmacognosy had its origin in the health-related activities of the most primitive human race of the remote past. The early man must have sought to...
Pharmacognosy occupies an important place in pharmacy as it deals with the collection, identification, preparation, and extraction of a large group of drugs obtained from natural sources, which are used both in orthodox and traditional medicine.
For a successful practice...