timberline

IPA: tˈɪmbɝɫaɪn

The height or limit beyond which trees do not grow in mountainous or Arctic regions.

timber line

IPA: tˈɪmbɝɫˈaɪn

Alternative spelling of timberline [The height or limit beyond which trees do not grow in mountainous or Arctic regions.]

In the background is Timberline Lodge.
Above the bamboo is the timberline forest.
It is diurnal and occurs above the timberline.
Above the timberline, whitebark pine prevails.
Its habitat consists of grassy slopes below the timberline.
Most adults have It is diurnal and occurs above the timberline.
A forest of mountain hemlock and fir grows up to the timberline.
They are mostly located above the timberline and alpine pastures.
A large area of the Wilderness above timberline contains alpine meadows.
It occurs from sea level to timberline, but not east of the Cascade Divide.
From the timberline, a heavily forested slope descended to the foothills and beyond, down into a verdant valley.
Above the timberline was a collar of summer-green alpine pasture that turned white with snow early in the season.
At this time the altitudinal position of the timberline was the highest, stand density the biggest, longevity of trees the longest, size of trees the largest, increment in diameter and height the most intensive as compared with other periods under review.
A broad belt of nut trees running the length of the great timberline which is to be created for the protection of the western states from a recurrence of drouth, might prove a more dependable protection to our food supply than the possible effect of a narrow strip of woodland upon the country's climate.

The zero line indicates the position of the recent polar timber-line.
Above timber-line, fireless, for two days, he struggled blindly to find lower levels.
It was a 'cold' camp, far above the timber-line, and he had not burdened his sled with firewood.
But above the glacier, which was also above timber-line, was naught but a chaos of naked rock and enormous boulders.
Also, it was eighty miles to Haines Mission, and the great Chilcoot, far above the timber-line, reared his storm-swept head between.
At Sheep Camp, the Scales, across Chilcoot, above timber-line in the first swirl of autumn snow, Father Christmas sang his quatrain.
Over the ice-scoured rocks, and above the timber-line, the trail ran around Crater Lake and gained the rocky defile that led toward Happy
There were chamois up in that country too and black cock in the woods below the timber-line and big hares that you found sometimes at night when we were coming home along the road.