There are three types of tundra: arctic tundra, alpine tundra, and Antarctic tundra. In tundra, the vegetation is composed of dwarf shrubs, sedges and grasses, mosses, and lichens.Scattered trees grow in some tundra regions.he term tundra comes through Russian тундра from the Kildin Sami word tūndar tūndâr, uplands treeless mountain. Tract there are three types of: tundra arctic, tundra alpine, tundra And antarctic. tundra