MATER1A MEDIC A. 79 



Gynocardia odorata, R. Br., of India, contains in its 

 seeds an oil known as CHAULMUGRA OIL, introduced 

 from the Indian Pharmacopoeia for rheumatism, 

 syphilis, etc., about 1872, since when it has increased 

 in popularity.* 



POLYGALACE^:. 



Krameria Ixina, L. ( = K. tomentosa, St. Hil.), 

 ' SAVANILLA ' or ' NEW GRENADA RHATANY,' was 

 found in 1864 to be equal, if not superior, to that 

 from Peru (K. triandra, Ruiz and Pavon) as an 

 astringent in dysentery.f 



Polygala Senega, L., SENEGA ROOT, is a North 

 American stimulating expectorant and diuretic. 



GUTTIFER^:. 



Garcinia Hanburii, Hook, fil., the main source of 

 GAMBOGE in Cambodia, was described by Christison 

 in 1851 ; but more fully, with a figure, in 1864^ by 

 Hanbury, to whose memory it was dedicated by Sir 

 J. D. Hooker in i8/5. Gamboge consists of a 

 resin, with fifteen or twenty per cent, of gum,|| and 

 acts as a drastic purgative. 



* 'Gynocardia odorata,' by Richard C. Lepage, London (1878), 

 8vo. ; Christy, ' New Commercial Plants,' No. 2, p. 3 ; ' Phar- 

 macographia,' p. 70 ; Bentley and Tiimen, pi. 28. 



f Bentley and Trimen, pi. 31 ; Hanbury, * Pharm. Journ.,' vi 

 (1865), p. 460 



% 'Trans. Linn. Soc.,' xxiv (1864), p. 487, tab. 50, under the 

 name G. Morella, vzx.pedicellata. 



' Journ. Linn. Soc.,' xiv (1875), p. 485. 



|| ' Pharmacographia,' pp. 77-79 ; Bentley and Trimen, pi. 33. 



