The British pharmacopoeia / published under the direction of the General Council of Medical Education and Registration of the United Kingdom, pursuant to the Acts XXI. & XXII. Victoria, CAP. XC. (1858) and XXV. & XXVI. Victoria, CAP. XCI. (1862).

General Medical Council.

Date:: 1899

Credit: The British pharmacopoeia / published under the direction of the General Council of Medical Education and Registration of the United Kingdom, pursuant to the Acts XXI. & XXII. Victoria, CAP. XC. (1858) and XXV. & XXVI. Victoria, CAP. XCI. (1862). Source: Wellcome Collection.

Provider: This material has been provided by King’s College London. The original may be consulted at King’s College London.

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$TINOSPORA. Tinospora. The dried stem of Tinospora cordifolia, Miers [Bentl. and Trim., Med. PI. vol. i. plate 12], collected in the hot season. Characters and Test.—In cylindrical straight or twisted pieces or in transverse sections, having a diameter of from a quarter of an inch to two inches (six to fifty millimetres), covered with a strongly shrunken bark with deep longitudinal furrows and bearing numerous round elevated scars. The bark is somewhat smooth and wax-like, and is of a greenish- brown or brown colour; it is easily separable from the very porous woody cylinder, which is of a pale yellowish-grey colour. The transverse section exhibits one loose ring of xylem bundles containing large vessels; the bundles are separated by distinct starchy medullary rays. The fracture is tough and fibrous. There is no marked odour ; taste bitter. A cooled decoction gives with solution of iodine the charac- teristic reaction for starch. India, Easteen Colonies. TODDALIA. Toddalia. The dried root-bark of Toddaha aculeata, Pers. [Ben tl. and Trim., Med. PI. vol. i. plate 49], Characters.—In quilled pieces having a thickness of from one-twelfth to one-ninth of an inch (two to three millimetres), covered with a soft yellowish periderm fissured longitudinally and exhibiting a subjacent bright yellow layer and a deeper brown layer. The transverse section shows an outer yellowish periderm, a narrow bright yellow intermediate layer, and an inner broad radiate layer of brown phloem in which are situated numerous oleo-resin receptacles. The inner surface of the bark is somewhat granular, and brown in colour. It has a short and close fracture, a faint aromatic odour, and an aromatic pungent bitter taste.$