Two entries with the name Laner.
Post-Vulgate Queste del Saint Graal | 1230-1240
After Sir Galleron and Sir Gawain fought each other to a draw, Gawain, in admiration, gave all the lands “from Laner to Layre” to Galleron. The lands had originally belonged to Galleron but were annexed by Arthur and given to Gawain.
The Awntyrs off Arthure at the Terne Wathelyn | Late 14th century