遏蓝菜属（学名：Thlaspi）是十字花科下的一个属，为一年生、二年生或多年生草本植物。该属共有约60种，多产于欧洲及亚洲。

Thlaspi, or pennycress, is a genus of herbs of temperate regions of the Eurasian continent. They occur in Central and South Europe, South-West Asia and 2 species are endemic to China. The Thlaspi has been proven to be a hyperaccumulator of heavy metals such as zinc and cadmium and therefore may be used in phytoremediation initiatives.