He sat in his short overcoat leaning against a birch tree.
The oak, pine, beech, hornbeam and birch are the chief varieties of trees.
Now he rode beside Ilyin under the birch trees, occasionally plucking leaves from a branch that met his hand, sometimes touching his horse's side with his foot, or, without turning round, handing a pipe he had finished to an hussar riding behind him, with as calm and careless an air as though he were merely out for a ride.
The dressing station consisted of three tents with flaps turned back, pitched at the edge of a birch wood.
The forests are composed of the birch, oak and other deciduous trees, the soil is dry, and the woodlands are divided by green prairies.