Black wattle is the common name for a number of species of trees that are native to Australia, as listed below:
Acacia aulacocarpaAcacia auriculiformis, also known as Darwin black wattle or northern black wattle;Acacia concurrensAcacia crassicarpaAcacia decurrens, also known as early black wattleAcacia hakeoides, also known as western black wattleAcacia implexaAcacia leiocalyx, also known as early-flowering black wattleAcacia mabellaeAcacia mangiumAcacia mearnsii, also known as late black wattle and the species of tree that is known to be, commercially, the most important tannin producer in Southern AfricaAcacia melanoxylon, a 'timber' tree that is commonly known as Australian blackwoodAcacia neriifoliaAcacia plectocarpaAcacia salicinaAcacia stenophyllaIt may also refer to Callicoma serratifolia, a tall shrub or tree which also occurs/is found in Australia.