At Ballymariscal in County Galway, the Ordnance Survey six-inch sheets record what was once a coniferous tree plantation, enclosed by a field wall that curved in a gentle arc from roughly southeast to northwest. Nothing of it remains on the ground today; no wall, no trees, no hollow where roots once held soil. The cartographic outline is all that is left.

The plantation appears to have formed part of the designed landscape of Tulliria demesne, the kind of deliberate shaping of land and planting that became fashionable among landed estates in Ireland from the eighteenth century onward. Demesne landscapes, the ornamental grounds immediately surrounding a country house, frequently incorporated managed woodland, shelterbelts, and ornamental plantations as much for aesthetic effect as for practical use. The curving wall at Ballymariscal suggests something purposefully composed rather than simply functional, a plantation shaped to be seen from a certain angle or to frame a view across the estate. Exactly when it was laid out, or when it disappeared, the surviving evidence does not say.