92 COMMERCIAL BOTANY. 



no great demand has up to the present time arisen for it. 

 The Kola-nut plant has been in cultivation in this country 

 for some years previous to 1868, in which year it flowered 

 for the first time at Kew. 



Colubrina reclinata. The bark of this plant, under the 

 name of MABEE BARK, began to attract some notice in this 

 country as a medicine about 1885, in consequence of its 

 being largely used in the West Indies in the preparation 

 of a stomachic drink. The plant is a native of South 

 America. 



Copernicia cerifera. This is the WAX PALM or 

 CARNAUBA of Brazil, the roots of which are said to have 

 diuretic properties, administered in the form of infusion, 

 decoction, or fluid extract. The infusion has an agreeable, 

 and slightly bitter taste, and an odour somewhat resembling 

 that of Sarsaparilla. It was introduced to notice in 1875, 

 but is now but little heard of. 



Cybislax antisyphilitica. The leaves of this plant, under 

 the name of CAROBA, are used in Brazil as one of tho best 

 alterative, diuretic, sudorific, and tonic medicines. Atten- 

 tion was first directed to it in this country about 1875. 

 From the accounts which accompanied its introduction it 

 would appear to be extremely useful in all kinds of syphilitic 

 affections. 



Duboisia Hopwoodi. The broken leaves of this plant, 

 known as PITURI, have been used by the aborigines of 

 Central Australia from an early period as a stimulating 

 tonic, being chewed by them to strengthen themselves on 

 long journeys or to increase their courage in battle. It 

 was introduced to the notice of the medical world in 1873 

 as a narcotic stimulant. 



Eucalyptus globulus, BLUE GUM of Tasmania, where, as 

 also in Victoria, it grows over 300 feet high. Introduced 

 in 1856, it has become very common in many parts of 

 England, though, with the exception of Cornwall and the 



