treeline Definition

tree, timberline, snowfield, ridge, upslope, ridgeline, slope, couloir, glacier, escarpment, crag, hillside, serac, tussock, altitudinal, mountainside, ponderosa, subarctic, copse, mountain, scree, terrain, jack pine, juniper bush, snowpack, vegetation, hogback, seracs, butte, moraine, knolls, deadfall, eskers, meadow, rock outcrop, subalpine fir, icefield, dune, lassen peak, cumulus cloud, limber pine, koppie, rimrock, canyon, drumlin, teton range, elevations, larches, tundra, glade, lochan, cog railway, harney peak, sastrugi, nuptse, wasatch range, wrangell mountains, streambed, mendenhall glacier, aspens, crevasses, barrens, popple, tamarack, sagebrush, sand dune, alpenglow, treetops, rills, cedars, mesa, precipices, massifs, hummock, outwash, slickrock, hillfort, selkirk mountains, cliffs, coulee, sawatch, bernese alps, icecap, ponderosa pine, talus, corrie, scrub oak, bunchgrass, woods, hilltops, birches, hills, creek bed, quaking aspen, creek, hemlock tree, promontories, rockface, snowcap, junipers,