
          (239.)

Helvella membranecia Hist. 177

Thin Helvella.

This little plant grow on Moss in
a putrid state, it assumes various shapes
is divided or undivided, lobed and curled in
a wild manner when old, when young
it is of a paler colour.  Bulliard has figured
it Plate 288. and named it Agaricus
muscigenus, and again Pl. 498. f. 2 where
he calls it Helvella dimidiata.  It is a
rare speies about Halifax but abounds
on thatched houses in the Bishoprick of
Durham.
        