annual
autumn
background
bark
brown
circle
concentric
concept
cut
cylinder
detail
felling
firewood
forest
forestry
fuel
green
log
logging
lumber
maple
material
natural
old
outdoor
pattern
pile
raw
resource
ring
rough
saw
sawn
smooth
stack
stock
storage
stump
summer
surface
texture
timber
tree
trunk
wood
wooden
woodpile