 The Golden Wattle ("Acacia pycnantha") was officially proclaimed the Floral Emblem of Australia on 1 September 1988.Australia's state flowers have been featured on series of postage stamps twice—a set of six stamps in July 1968, each showing the flowers of one state, and a series of seven stamps, showing the six state flowers and the golden wattle, in March 2014.The Sturt's Desert Pea and Golden Wattle were also featured on a series of coil definitives in 1970.