Проверьте правильность и отредактируйте ошибки ) most of the territories of the country is occupied by tundra and taiga, which grows such valuable conifers: douglas fir, a huge thuja, balsamic fir, larch, black and white dined. in the south and south-east are poplar, yellow birch, oak and maple. in summer in the woods a lot of moss, lichen, grass and flowers. the prairies are covered with a carpet of red-bearded, feather grass and wormwood. the timber resources canada ranks third after brazil and russia. in mixed forests growing yellow birch,sugar maple, ash, linden.