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  • Shanjiang (Alpinia japonica), medicinal plant. Chinese, 1655
  • Duruo (Pollia japonica), medicinal plant. Chinese, 1655
  • Quinine plant from medicinal plants by Robert Bentley, 1880.
  • Adder's tongue (Ophioglossum vulgatum L.): fertile stem with description of the plant and its medicinal uses. Coloured line engraving by J. Basire, the younger, c. 1759, after T. Sheldrake.
  • Alkanet (Anchusa tinctoria L.): flowering stem with separate leaf and floral segments and description of the plant and its medicinal uses. Coloured line engraving by C. H. Hemerich, c. 1759, after T. Sheldrake.
  • Fatsia japonica (Thunb.) Decne. & Planch. Araliaceae False castor oil plant. Distribution: Japan, South Korea. Not even in the same family as the castor oil plant, Ricinus communis. An ornamental plant, Fatsia from the Japanese word for 'eight' hachi referring to the eight-lobed leaf. The sap can cause dermatitis. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Morning glory (Ipomoea purpurea (L.) Roth.): flowering stem with separate floral segments and a description of the plant and its medicinal uses. Coloured line engraving by C.H. Hemerich, c.1759, after T. Sheldrake.
  • Haemanthus albiflos Jacq. Amaryllidaceae. Paintbrush plant. Distribution: South Africa. Used as a cough medicine and as a charm to ward off lightning (Pooley, 1998). Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Clivia miniata Regel Amaryllidoideae Kaffir lily, Natal lily. Named for Lady Charlotte Clive, Duchess of Northumberland Distribution: South Africa. A toxic plant containing the cytotoxic chemical, Lycorine. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Senecio pulcher Hook.&Arn. Asteraceae Distribution: South America. It has not attracted attention as a medicinal or toxic plant but members of the genus Senecio contain pyrrolizidine alkaloids that are toxic to the liver and may cause liver cancer. A traditional Chinese medicine (TCM) product, Qianbai Biyan Pian, contains Senecio scandens which contains the unsaturated pyrrolizidine alkaloids, senecionine and seneciphylline. This is now a banned drug. (Safety of Herbal Medicinal Products, July 2002, Medicines Control Agency). Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Senecio pulcher Hook.&Arn. Asteraceae Distribution: South America. It has not attracted attention as a medicinal or toxic plant but members of the genus Senecio contain pyrrolizidine alkaloids that are toxic to the liver and may cause liver cancer. A traditional Chinese medicine (TCM) product, Qianbai Biyan Pian, contains Senecio scandens which contains the unsaturated pyrrolizidine alkaloids, senecionine and seneciphylline. This is now a banned drug. (Safety of Herbal Medicinal Products, July 2002, Medicines Control Agency). Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Hyacinthoides non-scripta (L.) Chouard ex Rothm. Asparagaceae Bluebell. Perennial bulbous plant. Distribution W. Europe to N. Portugal. Seed and plants from wild stock are protected in England and Wales and all trade in them is prohibited, despite their abundance. All parts of the plant are poisonous and the sap can cause dermatitis. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Dianella tasmanica Hook.f. Phormiaceae Tasman flax lily. Distribution: Australia. A pretty plant, but also a source of fine fibre. The leaves are used for making baskets and the berries as a dye source. No medicinal use found, but the fruit is an irritant
  • Trillium sessile L. Trilliaceae Distribution: North America. Various Trilliums were used by Native Americans to stop haematuria, haematemesis, menorrhagia, and to heal ulcers (Milspaugh, 1974). Roots were eaten to treat stiff muscles, and tea from the plant drunk and powdered plant put on joints for rheumatism by the Iroquois (Lewis & Elvin-Lewis, 2003). Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Astrantia maxima Pall. Apiaceae. Large masterwort. The botanical name Astrantia is a corruption of the old apothecaries’ name for this plant, Magistrantia “masterwort”, implying its suitability for use only by adepts in herbalism. Probably mildly poisonous. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Solanum atropurpureum Schrank Solanaceae. Purple Devil. Purple-spined Nightshade. Herbaceous perennial. Distribution: Brazil. This ferociously spined plant contains tropane alkaloids, atropine, hyoscyamine and scopolamine. All are anticholinergic and block the acetylcholine mediated actions of the parasympathetic nervous system. While the alkaloids are used in medicine and as an antidote to anticholinergic nerve gas poisons, the plant itself is not used in medicine. Its sharp spines can be irritant. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Acacia melanoxylon R.Br. Mimosaceae. Australian Blackwood. Tree. Distribution: Eastern Australia. Tree. Invasive weed in South Africa, Portugal, California. Local uses: analgesic. Causes allergic contact dermatitis due to 2,6,dimethoxybenzoquinone. Pinnate leaves of young plant drop off and phylloclades are formed instead. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Acanthus dioscoridis L. Acanthaceae. Distribution: Iran, Iraq, southern Turkey. Herbaceous perennial flowering plant. Named for Pedanius Dioscorides of Anazarbus, 1st century Greek physician and herbalist whose book, De Materia Medica, was the main source of herbal medicinal information for the next 1,600 years. He describes some 500 plants and their medicinal properties. His manuscript was copied and annotated over the centuries, and the earliest Greek text in existence is the illustrated Juliana Anicia Codex dated 512CE (Beck, 2005). The first English translation was made around 1650 by John Goodyear and published by Robert T. Gunther in 1934
  • Acanthus spinosus L. Acanthaceae. Bears breeches. Distribution: Southern Europe to Western Turkey. Herbaceous perennial flowering plant. Named for spiny leaves. Dioscorides recommended the roots applied for inflammation and spasms, and -when drunk- to promote urine, check diarrhoea, and for phthysis, ruptures and convulsions. The leaves are the model for those at the top of Corinthian columns. Tetraglycosides isolated from the plant show cytotoxicity in sea urchin eggs and crown gall tumour on potato disks. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Skimmia japonica Thunb. Rutaceae 'Rubella' Distribution: China, Japan and E. Asia. The genus name is derived from the Japanese word shikimi (Stearn, 1994). All parts of the plant are poisonous, containing skimmianin. It is said to cause vomiting and, if eaten in large quantities, cardiac arrest. (Duke, 1985) Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Justicia carnea Lindl. Acanthaceae. Brazilian Plume flower, Flamingo flower. Shrimp plant. Tender shrub. Distribution: Atlantic coast of Brazil. Named for James Justice (1698-1753) Scottish horticulturist, lawyer, 'tulip maniac' (Desmond, 1977). Asian species of Justicia are noted to be toxic and contain cytotoxic compounds which inhibit virus replication (Wiart, 2006) Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Indian Medicinal Plants and Drugs
  • Indian Medicinal Plants and Drugs.
  • Gloriosa superba L. Colchicaceae Gloriosa lily. Gloriosa rothschildiana is now a synonym. Climbing plant. Distribution: Southern Africa to Asia. National flower of Zimbabwe, state flower of Tamil Nadu. Contains colchicine which is poisonous, teratogenic and used for treating gout, Familial Mediterranean fever and Behcet's disease. Its toxicity limits its use as a anti-cancer agent. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Gloriosa superba L. Colchicaceae Gloriosa lily. Gloriosa rothschildiana is now a synonym. Climbing plant. Distribution: Southern Africa to Asia. National flower of Zimbabwe, state flower of Tamil Nadu. Contains colchicine which is poisonous, teratogenic and used for treating gout, Familial Mediterranean fever and Behcet's disease. Its toxicity limits its use as a anti-cancer agent. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Indian Medicinal Plants and Drugs. Phrynuim
  • Indian Medicinal Plants and Drugs. Phrynuim.
  • Salvia coahuilensis Fernald Lamiaceae Coahuila Sage. Perennial shrub. Distribution: Mexico. Most of the historical medicinal literature is on common sage, Salvia officinalis. The name Salvia meaning 'healthy'. Elizabeth Blackwell (1737) wrote that it had "... all the noble Properties of the other hot Plants more especially for the Head, Memory, Eyes, and all Paralytical Affections. In short, 'tis a Plant endu'd with so many and wonderful Properties, as that the assiduous use of it is said to render Men Immortal" with which Hans Sloane agreed. Its health giving properties were recorded in the aphorisms of the School of Salerno (fl 9-13th century) - quoted in the Decameron [c.1350, translated: Why should man die when Salvia grows in the Garden']. Some salvias, such as Salvia divinorum contain hallucinogenic compounds. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Polygonatum x hybridum Brugger Convalliariaceae. Hybrid Solomon's Seal (P. multiflorum x P. odoratum) It has the RHS Award of Garden Merit. Rhizomatous herbaceous perennial. Distribution: Garden plant whose parents come from Europe and Asia. Dioscorides (70 AD ex Beck, 2005) reports that Polygonatum is good for wounds if a poultice is applied, and that it also removes facial blemishes. Photographed in the Medicinal Garden of the Royal College of Physicians, London.
  • Indian Medicinal Plants and Drugs. Zingiber Cafsumunar