Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Acacia cowleana, Halls Creek Wattle, is a northern native shrub. It is a flowering plant with yellow flowers that only open in winter. Its origin is the Northern Australia's dry tropics. It belongs to the of . It is a small tree of height 1 7 metres (6 12 feet) with large grey and yellow rod flowers. Its bark is fibrous. The phyllodes are 80 to 200 mm long by 10 30 mm wide and curved. The (occasionally defined as the culture), is a largely derived from the traditions of migrants beginning with the early settlers from , , and . The populations of , and the other major cities are different from the demographics of rural Australia as a result of the differing migration patterns.