穿心莲（学名：Andrographis paniculata）为爵床科一年生草本植物。

植株直立、多枝，枝呈方术形，棱角明显；叶对生，披针形或狭披针形，长约2至8厘米，宽5至25毫米。夏秋开花，白色或淡紫色，排成顶生或腋生的总状花序。蒴果线状长圆、扁、长约1.5公分。

Andrographis paniculata is an annual herbaceous plant in the family Acanthaceae, native to India and Sri Lanka.

It is widely cultivated in Southern and Southeastern Asia, where it has been traditionally used to treat infections and some diseases. Mostly the leaves and roots were used for medicinal purposes. The whole plant is also used in some cases.