Description The Marsh Banksia is a small spreading shrub that grows to about one and a half metres tall, although there is a subspecies that grows to about five metres tall. The leaves are oval or egg-shaped and grow to 13 cm long and 3 cm wide. The leaf edges are whole or have light serrations. It produces cylindrical spikes of yellow brown flowers in autumn and winter. The flower spikes grow to about 13 cm tall. The fruit is a woody cone with up to sixty seed follicles. There are two subspecies: the most common is B. paludosa subspecies paludosa which is a small shrub; subspecies astrolux is a tall growing shrub to 5m tall.
Habitat Marsh Banksia grows on well drained soils in heathland, forest and woodland.
Distribution found on the central and southern coast of New South Wales