钝叶黑面神（学名：Breynia retusa）为大戟科黑面神属下的一个种。

• 钝叶黑面神 Breynia retusa. 中国植物物种信息数据库. [2013-01-15]. 

Breynia retusa is a species of plant in the Phyllanthaceae family.

It grows naturally in Bangladesh, China, Bhutan, Cambodia, India, Laos, Malaysia (peninsular), Myanmar, Nepal, Sri Lanka, Thailand, Vietnam and Réunion where it is considered as an invasive weed.