The blue seedeater (Amaurospiza concolor) is a species of bird in the family Cardinalidae. It was formerly placed with the American sparrows in the Emberizidae. It is found in highland forest and woodland, mainly near bamboo, in southern Mexico and Central America with a disjunct population in south-western Colombia, through Ecuador, to northern Peru. The population in south-western Mexico has a paler plumage than the other populations and has sometimes been considered a separate sp