tundra biome alpine tundra biome 2019-01-14T16:26:18Z A tundra biome which exists at high altitudes and where vegetation - dominated by a few species of dwarf shrubs, a few grasses, sedges, lichens, and mosses - is stunted due to low temperatures and high winds. mountain tundra SPIRE:Tundra http://sweetontology.net/realmCryo/AlpineTundra envoPolar The absence of trees in this biome is primarily due to high altitude rather than high latitude. On Earth, it lies roughly between the summer isotherm of 10 degrees Centigrade and the snow line. Primary productivity is low in this biome because of the extremes of climate. alpine biome