With as many as 150 varieties reigning the world, Vetch is a prominent legume widely distributed throughout the temperate zones of both hemispheres. Out of these many varieties, several were which were of huge agricultural importance centuries ago. Vetch has about 25 native species in America but when it comes to commercial significance then Europe and Western Asia take the lead as the bulk producers of hairy Vetch. Its use as an eatable for humans is not yet traced however Vetch proves to be a farmers's delight as it increases his mainstream production and also acts as a premium fodder crop for animals.
As the esteemed successors of the genus Vicia, Vetch has More than 140 species which have been identified by the scientists worldwide. Following are a few prominent species of Vetch: