刺茄（学名：Solanum capsicoides），又名牛茄子，为茄科茄属下的一个种。

The Solanum capsicoides described by C.F.P. von Martius is now Solanum hirtellum.

"Solanum ciliatum" and "Solanum pentapetaloides" redirect here. These can also refer to other Solanaceae; see below.

Solanum capsicoides, the cockroach berry, known as polohauai'i in Polynesia, is a flowering plant in the Solanaceae family. It is native to eastern Brazil but naturalized in other tropical regions, where it sometimes becomes an invasive weed.