CHAP. I.] HIPPOCRATACE/E. 313 



tufts of stamens, is the handsomest species ; but 

 H. perforatum is the true St. John's Wort, 

 which the country people used formerly to 

 gather on midsummer eve, as a preservative 

 against witchcraft. 



ORDER XXXIX.— GUTTIFER^.— THE MANGOSTEEN 

 TRIBE. 



The only genus in this order that contains 

 plants interesting to the English reader is 

 Garcinia ; and the most remarkable species are 

 G. Mangostana, the Mangosteen, said to be the 

 most delicious fruit in the world, and G. Cam- 

 bogia^ the tree producing the gamboge, which 

 is a kind of gum that oozes out from the stem. 

 Both are natives of the East Indies. 



ORDER XL.— MARCGRAAVIACEiE. 



Exotic shrubs, mostly natives of the West 

 Indies, with spiked, or umbellate flowers, and 

 alternate leaves. Very seldom seen in Britain. 



ORDER XLI.— HIPPOCRATACEiE. 



Exotic arborescent, or climbing shrubs, gene- 

 rally with inconspicuous flowers. Natives of 

 the East and West Indies. 



