The Black Mountains are named for the spruce-fir forest in the southern Appalachian Mountains that are an eco region of what sort of biome?
Southern Appalachian spruce–fir forest The southern Appalachian spruce–fir forest is an ecoregion of the temperate coniferous forests biome, a type of montane coniferous forest that grows in the highest elevations in the southern Appalachian Mountains of the eastern United States.
Forest zone In West Africa, the forest zone refers to the southern part of the region once covered by tropical rainforest. Sometimes this region is referred to as "Guinea" to distinguish it from the grassland-covered Sudan, drier Sahel and per-arid Sahara.