This About? Introduction Index References bamboo Brazil Buckwheat Cacao Caoutchouc Caribs Carnahuba palm Cochineal Curare Echinochloa Glyceria Guatemala Guiana Guinea-pigs Mate Mauritia Maximiliana Mexico Milium Mosquito coast Oreodoxa regia Panicum Peruvian bark Quinoa Sago Sarsaparilla Tagua Teosinte Vanilla Zizania     America's useful plants   Flora and fauna are richly developed, but