The croquet start line is called a baulk line.
It is called the "ordinate" axis.
The middle of a line segment is called a Midpoint.;-)
A line.
line segment
The tree line
The line on a mountain above which trees do not grow is called the tree line. It is sometimes called the timber line as well.
timber line: line marking the upper limit of tree growth in mountains or northern latitudes
The boundary where vegetation ends is called the timber line or tree line.I cannot find proof of this but I think it is simply called the 'TREE LINE' - sincere apologies if this is not correct.
It depends on the density of the timber.
Lumber
Second-hand timber. Often called "reclaimed" timber.
You hang it out on the line after washing in the washing machine
naturists resort
It is the elevation above which trees won't grow.
Trees cannot grow above an elevation of about 10000 feet. Above this level, you will notice a distinct place where growth stops, called the tree line.
Above the timber line is the alpine zone. This zone is an area in which trees cannot grow because the altitude makes it too cold for the trees to survive.