Bark - Specimen details

Bark - Specimen details

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Catalogue Number: 52517

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Plant Name 84.01 RUBIACEAE Cinchona sp Entry Book Number 62.1919
Artefact Name Bark Vernacular Name
Iso Country Colombia TDWG Region Colombia
Parts Held Bark Geography Description Santander, Bucaramangax0Dx0ALocality revised 2019
Uses BarkUse: User: Not defined TDWG use
Storage Bottles, boxes etc Related Items
Donor Dawe MT Donor No
Donor Date Donor Notes
Collector Collector No
Collection Notes Collection Date
Exhibition Expedition
Number Components Publication
Notes: Label source: Letter 461.1919: xiii p.104 Opuscular source: Drug Certificate from Harrison & Self, Analytical & Consulting Chemists dated 20th January 1920 to Lt Col Sir David Prain, Director RBG Kew - The sample of Cinchona bark received from Mr J Mas, ters Hillier on 31st gives the following result on analysis. We find it to contain Total Alkaloid ... 4%, Quinine, calculated as crystalline quinine sulphate ((C20 H24 N2 O2)2, H2SO47 1/2 H2O) .... 0.03% By this mail I am sending you a further sample of, Cinchona bark on which I should be glad to have a Broker's opinion if not troubling you to much. This comes from the region of Bucaramanga and is labelled; a large number of trees have been planted in that locality and I understand that the sample is fro, m cultivated trees or rather from trees that have been planted, as there is little cultivation given to anything in this country. Extract of letter from Mr Dawe to Ass Director dated Bogota 4.xi.1919

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