8 







37. PAPAVER SOMNIFEKUM (continued). 



chaff made of comminuted poppy leaves. It yields from 8 to 10 per cent, 

 of morphia. P. J. [3] , vol. iii., p. 883 ; Pharmacographia, p. 46. P. J. 

 [3] , vol. vi., pp. 721, 890. Specimen n is richer in morphia than speci- 

 men 771. 



o. Indian opium. 



p. Part of a ball of Patna opium, wrapped in poppy petals, 



collected in the year 1837. 



q. Garden Patna opium. Presented by Dr. Christison. 

 r. Ditto, ditto, enclosed in mica plates, with an outer 



covering of wax. 



s. Malwa opium. Presented by Dr. Christison. 

 t. Benares opium, 1837-8. 

 u. Candeish Opium, 



Note. Specimens i,j, o, p, q, r, *, t, u, and x, are from Dr. Pereira's 

 collection. For Indian opiums, vide P. J. [1] , vol. xi., pp. 205, 269, 

 306,359; [3] , vol. iv., p. 652. 

 v. English opium. 

 w. Bad opium. 



Note. It has an odour like liquorice, arid remains soft and sticky. 

 P.J. [1], vol. i., p. 91. 



x. Spurious opium. Presented by Mr. Wells. 

 y. Smyrna opium, showing crystals said to be meconate 

 of morphia. Presented by Mr. Horsely. 



38. SANGUINARIA CANADENSIS, L. (Blood Boot, Red Puccoon.~) 



a. Rhizome. For fig., see Goebel und Kunze, pt. ii., taf. xxi., fig. 3- 

 Note. Official in the United States Pharmacopoeia. It is used as a 

 stimulant to the liver, as an alterative, and as a local application to 

 fungous growths. It resembles Tormentil root in appearance, but is 

 not pitted externally, and has not the astringent taste of that root. 

 P. J. [1] , vol. xvii., p. 312 ; [2] , vol. i., p. 454 ; [2] , vol. iv., p. 263. For 

 fig. of plant, see Bentley and Trimen, Med. Plants, tab. 20. 



FUMARIACE^E. 



39. DICENTRA FORMOSA. Borkli. 8f Gray. (Turkey Corn, Turkey Pea, 



Stagger Weed, Choice Dielytra.) 



a. Tubers. 



b. Leaves. 



Note. Also known under the name of Corydalis formosa. It is used 

 as a tonic alterative and diuretic in scrofulous and cutaneous affections, 

 but chiefly by the Eclectics of America. P. J. [2], vol. iv.,p. 353. 

 Amer. Dispensatory, p. 300. For Corydalia see Amer. Journ. Pharm., 

 1855, p. 205 ; 1861, p. 112. 



CRUCIFER^E. 



40. CAEDAMINE PRATENSIS, L. (Cuckoo Floiver, Ladies' Smock.) 



a. Flowers. 



Note. The flowers were formerly used as a diuretic and antispasmodic 

 in chorea and spasmodic asthma, etc. 



