possible clues. See the results below.
Treetops mark it
Trees will not usually grow above this height
Very well - let's have a limit on modern technology, mate!
Capital besieged by the enemy in woodland boundary
Highest place where trees grow, on a mountain
Far reach of wood where the enemy besieges capital
Last seen in:
Ink Well xwords - Nov 15, 2013
The Times - Cryptic - Times Cryptic 24205 - April 21, 2009
The Times - Cryptic - Times Cryptic 23979 - July 30, 2008
The Times - Cryptic - Times Cryptic 22792 - October 11, 2004
The Guardian - Quick - Jul 18, 2003
The Guardian - Cryptic - Feb 12, 2001