| Term: | Alpine tundra |
| Definition: | A form of tundra in which the absence of trees is due to high altitude instead of high latitude. It lies roughly between the summer isotherm of 10C and the snow line. (Also called mountain tundra.) |
| Term: | Alpine tundra |
| Definition: | High altitude biome dominated by a few species of dwarf shrubs, a few grasses, sedges, lichens, and mosses. Productivity is low in this biome because of the extremes of climate. Quite similar to tundra. |