This form appears to represent an aphetic form of
essamplaire. The variant could possibly be read as l'asamplaire though this form is otherwise unattested.
s.
1source (of information, story):
(
s.xii3/4
)
Denis e Magastes me trovent l'ensamplaire (var.
(P: c.1310) la samplaire
)4595 (var.)