abstract
age
annual
background
bark
brown
circle
circular
closeup
concentric
cross
cut
detail
environment
forest
growth
history
industry
isolated
life
log
lumber
macro
material
natural
nature
old
organic
pattern
pine
plant
ring
rough
round
section
shape
slice
split
stump
surface
texture
textured
timber
tree
trunk
white
wood
wooden
years
yellow