Acacia leiocalyx (black wattle, early flowering black wattle, lamb's tail wattle, curracabah) grows in Queensland, Australia and as far south as Sydney. It is widespread and common in eucalypt woodlands, especially on well-drained, shallow soils. It is short-lived and grows 6–7 metres (20–23 ft.) tall, with a trunk about 180 mm (7 inches) in diameter.

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