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CANTUA BICOLOR. 
afford, when either braised or chewed, a very rich yellow colouring matter, which, 
with a proper mordant, would no doubt form a good dye. 
The cultivation is not attended with difficulty ; the plants merely require to be 
potted in a mixture of equal parts of sandy loam and peat, with a little silver sand ; 
giving good drainage, and plenty of root room. 
Cuttings strike root freely if planted in pots of sand, and placed under a glass 
in heat. 
The name is derived from Cantu, the Peruvian name of one of the species. 
