Medicinal plants in the context of Plants


Medicinal plants in the context of Plants

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⭐ Core Definition: Medicinal plants

Medicinal plants, also called medicinal herbs, have been discovered and used in traditional medicine practices since prehistoric times. Plants synthesize hundreds of chemical compounds for various functions, including defense and protection against insects, fungi, diseases, against parasites and herbivorous mammals.

The earliest historical records of herbs are found from the Sumerian civilization, where hundreds of medicinal plants including opium are listed on clay tablets, c. 3000 BC. The Ebers Papyrus from ancient Egypt, c. 1550 BC, describes over 850 plant medicines. The Greek physician Dioscorides, who worked in the Roman army, documented over 1000 recipes for medicines using over 600 medicinal plants in De materia medica, c. 60 AD; this formed the basis of pharmacopoeias for some 1500 years. Drug research sometimes makes use of ethnobotany to search for pharmacologically active substances, and this approach has yielded hundreds of useful compounds. These include the common drugs aspirin, digoxin, quinine, and opium. The compounds found in plants are diverse, with most in four biochemical classes: alkaloids, glycosides, polyphenols, and terpenes. Few of these are scientifically confirmed as medicines or used in conventional medicine.

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Medicinal plants in the context of Science in the medieval Islamic world

Science in the medieval Islamic world was the science developed and practised during the Islamic Golden Age under the Abbasid Caliphate of Baghdad, the Umayyads of Córdoba, the Abbadids of Seville, the Samanids, the Ziyarids and the Buyids in Persia and beyond, spanning the period roughly between 786 and 1258. Islamic scientific achievements encompassed a wide range of subject areas, especially astronomy, mathematics, and medicine. Other subjects of scientific inquiry included alchemy and chemistry, botany and agronomy, geography and cartography, ophthalmology, pharmacology, physics, and zoology.

Medieval Islamic science had practical purposes as well as the goal of understanding. For example, astronomy was useful for determining the Qibla, the direction in which to pray, botany had practical application in agriculture, as in the works of Ibn Bassal and Ibn al-'Awwam, and geography enabled Abu Zayd al-Balkhi to make accurate maps. Islamic mathematicians such as Al-Khwarizmi, Avicenna and Jamshīd al-Kāshī made advances in algebra, trigonometry, geometry and Arabic numerals. Islamic doctors described diseases like smallpox and measles, and challenged classical Greek medical theory. Al-Biruni, Avicenna and others described the preparation of hundreds of drugs made from medicinal plants and chemical compounds. Islamic physicists such as Ibn Al-Haytham, Al-Bīrūnī and others studied optics and mechanics as well as astronomy, and criticised Aristotle's view of motion.

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Medicinal plants in the context of Drugs

A drug is any chemical substance other than a nutrient or an essential dietary ingredient, which, when administered to a living organism, produces a biological effect. Consumption of drugs can be via inhalation, injection, smoking, ingestion, absorption via a patch on the skin, suppository, or dissolution under the tongue.

A pharmaceutical drug, also called a medication or medicine, is a chemical substance used to treat, cure, prevent, or diagnose a disease or to promote well-being. Traditionally drugs were obtained through extraction from medicinal plants, but more recently also by organic synthesis. Pharmaceutical drugs may be used for a limited duration, or on a regular basis for chronic disorders.

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Medicinal plants in the context of Herbal medicine

Herbal medicine (also called herbalism, phytomedicine or phytotherapy) is the study of pharmacognosy and the use of medicinal plants, which are a basis of traditional medicine. Scientific evidence for the effectiveness of many herbal treatments remains limited, prompting ongoing regulatory evaluation and research into their safety and efficacy. Standards for purity or dosage are generally not provided. The scope of herbal medicine sometimes includes fungal and bee products, as well as minerals, shells and certain animal parts.

Paraherbalism is the pseudoscientific use of plant or animal extracts as medicine, relying on unproven beliefs about the safety and effectiveness of minimally processed natural substances.

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Medicinal plants in the context of Ethnobotany

Ethnobotany is an interdisciplinary field at the interface of natural and social sciences that studies the relationships between humans and plants. It focuses on traditional knowledge of how plants are used, managed, and perceived in human societies. Ethnobotany integrates knowledge from botany, anthropology, ecology, and chemistry to study plant-related customs across cultures. Researchers in this field document and analyze how different societies use local flora for various purposes, including medicine, food, religious use, intoxicants, building materials, fuels and clothing. Richard Evans Schultes, often referred to as the "father of ethnobotany", provided an early definition of the discipline:

Since Schultes' time, ethnobotany has evolved from primarily documenting traditional plant knowledge to applying this information in modern contexts, particularly in pharmaceutical development. The field now addresses complex issues such as intellectual property rights and equitable benefit-sharing arrangements arising from the use of traditional knowledge.

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Medicinal plants in the context of Physic garden

A physic garden is a type of herb garden with medicinal plants. Known since at least 800, they are the predecessors of botanical gardens.

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Medicinal plants in the context of List of culinary herbs and spices

This is a list of culinary herbs and spices. Specifically these are food or drink additives of mostly botanical origin used in nutritionally insignificant quantities for flavoring or coloring. Herbs are derived from the leaves and stalks of plants, whereas spices come from the seeds, fruit, roots, and bark of plants. Some plants give rise to both herbs and spices, such as coriander and fenugreek.

This list does not contain fictional plants such as aglaophotis, or recreational drugs such as tobacco. It also excludes plants used primarily for herbal teas or medicinal purposes.

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Medicinal plants in the context of Hydroponics

Hydroponics is a type of horticulture and a subset of hydroculture which involves growing plants, usually crops or medicinal plants, without soil, by using water-based mineral nutrient solutions in an artificial environment. Terrestrial or aquatic plants may grow freely with their roots exposed to the nutritious liquid or the roots may be mechanically supported by an inert medium such as perlite, gravel, or other substrates.

Despite inert media, roots can cause changes of the rhizosphere pH and root exudates can affect rhizosphere biology and physiological balance of the nutrient solution when secondary metabolites are produced in plants. Transgenic plants grown hydroponically allow the release of pharmaceutical proteins as part of the root exudate into the hydroponic medium.

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Medicinal plants in the context of Solanaceae

Solanaceae (/ˌsɒləˈnsi., -ˌ/), commonly known as the nightshades, is a family of flowering plants in the order Solanales. The family contains approximately 2,700 species, several of which are used as agricultural crops, medicinal plants, and ornamental plants. Many members of the family have high alkaloid contents, making some highly toxic, but many—such as tomatoes, potatoes, eggplants, and peppers—are commonly used in food.

Originating in South America, Solanaceae now inhabit every continent on Earth except Antarctica. After the K–Pg extinction event they rapidly diversified and have adapted to live in deserts, tundras, rainforests, plains, and highlands, and taken on wide range of forms including trees, vines, shrubs, and epiphytes. Nearly 80% of all nightshades are included in the subfamily Solanoideae, most of which are members of the type genus Solanum. Most taxonomists recognize six other subfamilies: Cestroideae, Goetzeoideae, Nicotianoideae, Petunioideae, Schizanthoideae, and Schwenkioideae, although nightshade taxonomy is still controversial. The genus Duckeodendron is sometimes placed in its own subfamily, Duckeodendroideae.

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Medicinal plants in the context of Indigenous peoples of California

Indigenous peoples of California, commonly known as Indigenous Californians or Native Californians, are a diverse group of nations and peoples that are indigenous to the geographic area within the current boundaries of California before and after European colonization. There are currently 109 federally recognized tribes in the state and over forty self-identified tribes or tribal bands that have applied for federal recognition. California has the second-largest Native American population in the United States.

Most tribes practiced forest gardening or permaculture and controlled burning to ensure the availability of food and medicinal plants as well as ecosystem balance. Archeological sites indicate human occupation of California for thousands of years. European settlers began exploring their homelands in the late 18th century. This began with the arrival of Spanish soldiers and missionaries who established Franciscan missions that instituted an immense rate of death and cultural genocide.

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Medicinal plants in the context of Historia Plantarum (Theophrastus)

Theophrastus's Enquiry into Plants or Historia Plantarum (Ancient Greek: Περὶ φυτῶν ἱστορία, Peri phyton historia) was, along with his mentor Aristotle's History of Animals, Pliny the Elder's Natural History and Dioscorides's De materia medica, one of the most important books of natural history written in ancient times, and like them it was influential in the Renaissance. Theophrastus looks at plant structure, reproduction and growth; the varieties of plant around the world; wood; wild and cultivated plants; and their uses. Book 9 in particular, on the medicinal uses of plants, is one of the first herbals, describing juices, gums and resins extracted from plants, and how to gather them.

Historia Plantarum was written some time between c. 350 BC and c. 287 BC in ten volumes, of which nine survive. In the book, Theophrastus described plants by their uses, and attempted a biological classification based on how plants reproduced, a first in the history of botany. He continually revised the manuscript, and it remained in an unfinished state on his death. The condensed style of the text, with its many lists of examples, indicate that Theophrastus used the manuscript as the working notes for lectures to his students, rather than intending it to be read as a book.

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Medicinal plants in the context of Jardin des plantes

The Jardin des Plantes (French pronunciation: [ʒaʁdɛ̃ de plɑ̃t] , lit.'Garden of the Plants'), also known as the Jardin des Plantes de Paris (French: [- paʁi]) when distinguished from other jardins des plantes in other cities, is the main botanical garden in France. Jardin des Plantes is the official name in the present day, but it is in fact an elliptical form of Jardin Royal des Plantes Médicinales ("Royal Garden of the Medicinal Plants"), which is related to the original purpose of the garden back in the 17th century.

Headquarters of the Muséum National d'Histoire Naturelle (National Museum of Natural History, part of Sorbonne University), the Jardin des Plantes is situated in the 5th arrondissement, Paris, on the left bank of the river Seine, and covers 28 hectares (280,000 m). Since 24 March 1993, the entire garden and its contained buildings, archives, libraries, greenhouses, ménagerie (a zoo), works of art, and specimens' collection are classified as a national historical landmark in France (labelled monument historique).

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Medicinal plants in the context of Alpine plant

Alpine plants are plants that grow in an alpine climate, which occurs at high elevation and above the tree line. There are many different plant species and taxa that grow as a plant community in these alpine tundra. These include perennial grasses, sedges, forbs, cushion plants, mosses, and lichens. Alpine plants are adapted to the harsh conditions of the alpine environment, which include low temperatures, dryness, ultraviolet radiation, wind, drought, poor nutritional soil, and a short growing season.

Some alpine plants serve as medicinal plants.

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