Catalogue of the collections / compiled by E.M. Holmes.

Date:
1878
Catalogue details

Licence: Public Domain Mark

Credit: Catalogue of the collections / compiled by E.M. Holmes. Source: Wellcome Collection.

Provider: This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.

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    153. Astragalus species, continued. The following specimens illustrate a paper by Mr. S. H. Maltass, in the P. vol. xv., p. 18. The numbers refer to those on p. 20 in the same volume. * Superior Qualities. 1. White picked Talavatz gum tragacanth, 2. White picked Caissar tragacanth. 3. French assorted leaf, sample of seven cases. 4. Broken leaf, picked by women, mixed with fine leaf. 5. Broken leaf of Caissar gum, mixed with fine leaf. 6. Vermicelli as picked out before mixing with Sesame. 7. Vermicelli tragacanth, sample of one case. 8. Sesame tragacanth mixed with vermicelli gum. Inferior Qualities. 9. Common leaf mixed with English assortment. 10. English assorted l^af, sample of four cases. 11. Common or sorts, ^ample of two cases. 12. Small refuse gum, thrown out, almost worthless. 13. Large refuse gum, almost worthless. Gums used for the Adulteration of Tragacanth. 14. Moussul gum. 15. Caramania gum, 1st quality. 16. Ditto 2nd quality. 17. Ditto broken up and whitened with white lead. 18. Ditto Ditto. 19. Ditto Ditto. ^■ote.—Caramania gum No. 17 is used to mix with English assorted leaf in the proportion of 50 per cent. Specimen No. 18 is mixed with vermicelli tragacanth in the same proportion. Specimen No. 1^ is mixed with sorts in the proportion of 100 per cent. Caramania gum may be easily detected by its angular appearance. For Caramania gum see also P. J. [2], vol. vl., p. 658; for formation of tragacanth in the stem see P. J. [1], vol. xviii., p. 370 ; for chemistry of tragacanth, see P. J. [2], vol. i., p. 518. 154. Baptisia tinctoria, B. Br. {Wild Indigo, Dyers' Weed Horse^y Weed.) a. Root. b. Ditto, fine specimen. Note.—The root is used by Eclectic practitioners in the United States as an antiseptic in ulcerated sore throats and putrid fevers P J f' vol. v., p. 211. ' • • L-i.