Any of various Australian evergreen trees or shrubs of the genus Casuarina,having jointed stems,scalelike whorled leaves,and small fruits grouped in woody,conelike structures.

• 木麻黄一种澳大利亚常青树木或灌木木麻黄属，茎连生，叶为轮生鳞片状，果实小而聚集于木质、锥状结构中。