What is the wonder tree?

The drumstick, neem and quickstick trees are three examples of wonder trees. The description references each tree's contributions to environmental and public health through the agricultural, edible, industrial and medicinal applications of such plant parts as bark, flowers, fruits, leaves, oils, sap and seeds. The first-mentioned tree -- also named benzoil tree, horseradish tree and Moringa oleifera -- will be found natively in northwest India's Himalayas, the second -- also named Gliricidia sepium -- and the third -- also named Azadirachta indica-- will be found, natively and respectively, from Mexico through Central America and in Bangladesh, India, Nepal, Pakistan and Sri Lanka.