elderberry trunk section

elderberry trunk dendrology wood science forest agroforestry sylviculture arboriculture silvics polished watchmaking sambucus nigra dwarf elder wallwort black common flower loose soft forestry management sector timber lumber hardwood annual rings young shrub plant bush undergrowth underwood coppice understory poisonous silk coloring diaphoretic diuretic ornamental decorative growth ring tree zone age extreme closeup macro forestry visible used