aged

bark

beautiful

biologist

biology

botanic

botanical

botany

brown

colorful

crust

curved

damp

decay

disease

ecology

examine

fallen

flora

floral

forest

fresh

fungi

fungus

grow

growing

growth

hard

inspecting

log

moss

mushroom

natural

nature

old

outdoor

plant

professor

rot

scientist

species

spores

stump

subtropical

surface

texture

timber

tree

trunk

wild

wood

woodland

woody