abstract
age
annual
background
big
brown
building
circle
circular
concentric
core
crack
cut
detail
ecology
empty
end
evergreen
growth
industry
layer
life
line
log
lumber
macro
material
natural
nature
organic
pattern
piece
pine
plant
process
ring
robust
rough
round
section
shape
shear
slice
striped
surface
texture
timber
top
tree
trunk
warm
wood
wooden
year
yellow