tundra Arctic land ENVO ENVO:00000112 EcoLexicon:tundra FTT:151 FTT:152 Geonames:V.TUND LTER:605 SWEETRealm:Tundra TGN:21611 TUNDRA Treeless, level, or gently rolling plains characteristic of arctic or subarctic regions, having a permanently frozen subsoil, and usually supporting low growing vegetation such as lichens, mosses, and stunted shrubs. TundraEcosystem Wikipedia:Tundra tundra tundra vegetated area