黑荆树的习性颇近似绿荆树(A.decurrens),有时甚至被认为是后者的变种。主要差异在于黑荆树的小叶短而钝,长2—3英寸,小叶间隔近,而绿荆树的小叶形状较狭,长3—4英寸,小叶间隔远。前者的叶子暗绿色,而后者的叶子则呈浅黄绿色。黑荆树原产于澳洲南部和塔斯马尼亚岛(澳洲东南部)。黑荆树是南非的主要栽培树种,南非是商业荆树皮的主要来 The habitat of black wattle is quite similar to A. decurrens, sometimes even considered a variant of the latter. The main difference is that the leaflets of the black wattle are short and blunt, 2-3 inches long, with small interlobular septa, whereas the conspicuous leaflets of the constrictor are narrow, 3-4 inches in length, and have small interlobular septa. The former leaves dark green, while the latter leaves were pale yellow-green. Black Wattle native to southern Australia and Tasmania (southeastern Australia). Black wattle is South Africa’s main cultivated species, South Africa is the main business bark