abstract
autumn
background
banded
bark
biology
brown
closeup
conifer
conk
dead
died
dry
ecology
environment
environmental
fir
fomitopsis
forest
formitopsidaceae
fungus
growing
growth
mushroom
nature
orange
outdoor
parasite
parasitic
pinicola
plant
polyporales
polypore
red
redbelt
redbelted
roots
season
sponge
spruce
striped
stump
texture
tree
trunk
wild
wood
woodland
woods failing