Alphitonia excelsa
（重定向自Soap Tree）
![](/Images/godic/202502/11/Alphitonia_excelsa_HRBG_4_smaller2938.jpg")
![Leaves and flower buds](/Images/godic/202502/11/Alphitonia_excelsa_leaves2938.jpg")
Alphitonia excelsa, commonly known as the red ash or soap tree, is a species of tree in the Rhamnaceae family. It is endemic to Australia, being found in New South Wales, Queensland, Northern Territory and the northeastern tip of Western Australia. It is used in bush regeneration as a pioneer species and for amenity planting.