 Moist tundra systems in this region usually form a complete ground cover and are quite productive during the growing season. They vary from almost continuous and uniformly developed cottongrass tussocks with sparse growth of other sedges and dwarf shrubs...  Alaska Trees and Shrubs - Página 19por Les Viereck - 2010 - 370 páginasVista previa limitada - Acerca de este libro
 | Horace Sanders - 1973 - 24 páginas
...productive during the growing season. They vary from almost continuous and uniformly developed cottongrass tussocks with sparse growth of other sedges and dwarf...are scarce or lacking and dwarf shrubs are dominant. Associated species are arctagrostis, bluejoint, tufted hairgrass, mosses, alpine azalea, wood rush,... | |
 | United States. Department of the Interior. Alaska Planning Group - 1974 - 748 páginas
...productive in the growing season. The type varies from almost continuous and uniformly developed cottongrass tussocks with sparse growth of other sedges and dwarf...are scarce or lacking and dwarf shrubs are dominant. d. WET TUNDRA The wet tundra type includes bogs and the low coastal marshes. Because of the precipitous... | |
 | United States. EIS Task Force - 1975 - 734 páginas
...productive during the growing season. They vary from almost continuous and uniformly developed cottongrass tussocks with sparse growth of other sedges and dwarf...are scarce or lacking and dwarf shrubs are dominant. Associated species are arctagrostis, blue joint, tufted hairgrass, mosses, alpine azalea, wood rush,... | |
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