South American mahogany is Honduras Mahogany , the genus name being the same Mahoganii Sweetania.    This genus is found in other places in Asia and Polynesia, some of which is plantation grown . It varies a great deal in density and color, Hence the industry has dyed it brown when finishing  in figured wood a stain that penetrates the wood will highlight the figure even more.  Heavier density will add to more resonant distinction. The lighter wood sets have  a sweeter mellower  tone.