TIMBER TREES. According to Blackstone, oak, ash, elm, and such other trees as are commonly used for building, are considered timber. 2 Comm. 28. But it has been contended, arguendo, that to make it timber, the trees must be felled and severed from the stock. 6 Mod. 23 Stark on Slander, 79. Vide 12 Johns. R. 239; 2 Suppl. to Ves. jr.