Umbran Wood Planks

The Umbran Wood Planks are a type of wood plank added by Biomes O' Plenty, which can be crafted out of Umbran Wood. It can be used to build and to craft following blocks:
 * Umbran Door
 * Umbran Fence
 * Umbran Fence Gate
 * Umbran Wood Slabs
 * Umbran Wood Stairs