https://www.timberpolis.uk/s210607/black-cottonwood-populus-trichocarpa
Black cottonwood - Populus trichocarpa | Wood species
Wood species - Black cottonwood, Black cottonwood, Western balsam poplar, California poplar, Populus trichocarpa - Specific gravity - Modulus of rupture -...
black cottonwoodpopulus trichocarpaspecies