
the bark of
paper birch is bright white with small elongated marks

the barl of
pin oak is grey - grayish green with shallow grooves

the bark of
plane tree grey - brown, covered in small scales, scaly

the bark of
red oak is light grey, smooth and shiny

the bark of
service tree is grey with small scales and shallow grooves

the bark of
sessile oak is grey and smooth, later deep grooves

the bark of
silver lime is grayish green with shallow grooves

the bark of
silver maple is grayish brown first smooth and later with elongated grooves

the bark od
stripped
maple has first green and white stripes later brown