abstract
aging
annual
background
bark
brown
circle
close up
concentric
cracked
cross
cut
dark
firewood
forest
gray
history
industry
life
line
log
lumber
material
natural
nature
old
organic
part
pattern
plank
process
ring
saw
section
shape
slice
striped
surface
texture
textured
timber
tree
trunk
weathered
wood
wood background
wood texture
wooden
years