Malus x domestica Royal Gala is a hardy, small, deciduous tree with dark brown, scaly bark, oval, dark green leaves with downy undersides and shoots, and lovely, delicate, white spring blossoms.
"Royal Gala" is a dwarf variety that produces white flowers and red fruits.
It is a 'sport' e.g. a naturally occurring genetic mutation that appeared in New Zealand in 1934.