圆果杜英（学名：Elaeocarpus sphaericus）为杜英科杜英属下的一个种。

• 圆果杜英 Elaeocarpus sphaericus. 中国植物物种信息数据库. [2013-01-15]. 

Elaeocarpus angustifolius is a rainforest tree in the Elaeocarpaceae family, bearing bitter edible fruit. It is commonly known as blue marble tree, and also as blue fig or blue quandong, although it is not closely related to figs. The junior synonym Elaeocarpus grandis, from a later description of the species by Ferdinand von Mueller, is also frequently found. A large tree up to 50 metres tall, usually with elaborate buttressed roots.