6. COPTIS TRIFOLIA, Salisb. (Gold Thread.) 



a. Root. 



Note. Official in the United States Pharmacopoeia. A pure bitter tonic 

 like calumba; probably owing its properties to berberia. Wood and Bache, 

 Dispens., p. 326 ; P. J. [3] , vol. i., p. 161. Amer. Journ. Pharm., May 1873, 

 p. 193. For fig. of plant, see Bentley and Trimen, Med. Plants, tab. 3. 



7. COPTIS TEETA, Wall. 



a. Rhizome (Coptis, Mishmi Tito). 



Note. Official in the Indian Pharmacopoeia as a tonic. In China it 

 is used nnder the name of Hwang-lien and Chuen-lien. See Ind. Pharm., 

 p. 4. Pharmacographia, p. 4. Porter Smith, Mat. Med. Chin., p. 126 (art. 

 Justicia). It contains 8J p. c. of Berberine. 



8. DELPHINIUM STAPHISAGRIA, L. (Stavesacre.) 



a. Seeds. See Bentley and Trimen, Med. Plants, tab. 4. 



b. Oil expressed from the seeds. 



9. HELLEBORUS NIGER, L. (Black Hellebore, Christmas Rose.) 



a. Rhizome and rootlets preserved wet. 



b. Rhizome. 



Note. The root of Actea spicata may be detected by its decoction 

 being blackened by ferric salts. Vide Actaea spicata, and P. J. [1] , vol. 

 xii., p. 274; Berg, Anat. Atlas, taf. 17. For fig. of rhizomes of H. niger, 

 see Goebel und Kunze, pt. ii., taf. xxxi. , f. 1 ; and for rhizomes of H. viridis, 

 L., and H. fcetidus, L., pt. ii., taf. xxxii., ff. 2, 3. For fig. of H. niger, see 

 Bentley and Trimen, Med. Plants, tab. 2. 



10. HTDRASTIS CANADENSIS, L. (Golden Seal, Yellow Puccoon, Yellow 



Root, Ground Raspberry.) 



a. Rhizome. For fig. of plant, see Bentl. & Trim., Med. Plants, tab. 1. 



Note. Official in the United States Pharmacopoeia. A powerful bitter 



used in atonic states of the mucous membrane. An available source of 



berberia, as it contains 4 per cent, of that alkaloid. P. J. [2] , vol. iii., 



pp. 540-546 ; and [3] , vol. iii., p. 694. 



11. XANTHORHIZA APIIFOLIA, Herit. (Yellow Root.) 



a. Root. 



b. Ditto. Presented by Mr. D. Hanbury. 



Note. A pure bitter tonic like calumba, and also containing berberia. 

 Official in the secondary list of the United States Pharmacopoeia. P. J. 

 [2] , vol. iv., p. 12. Specimen b is an authentic one collected by Professor 

 Asa Gray. For fig. of plant, see Bentley and Trimen, Med. Plants, tab. 9. 



12. DRIMYS WINTERI, Forster. (Winter's Bark; Pepper BarJc.) 



a. Bark. Presented by Mr. F. J. Hanbnry. 



b. Section of Trunk. 



Note. The section of the trunk formerly belonged to Robert Brown 

 The bark of Drimys Winteri, var. granatensis, sometimes appears in 

 the English market under the name of pepper bark. The true 

 Winter's bark is known from the spurious drug by its very rough inner 

 surface, by occurring in small pieces, and by being of a red-brown colour. 

 See Cinnamodendron, p. 17 PKarmacographia, p. 17. 



