Tree trunk and roots model in high and low resolution mesh.Original model was created in zBrush. Lowres version is Created using decimation master in zBrush.Maya files were tested using
High resolution mesh has 106000 quads.
Low resolution mesh has 21000 triangles.
Highres versions in following formats:DXFFBXLWOMAMBOBJ
Lowres versions are in following formats:3DSLWOMAMB