45; see text Eutrema is a genus of flowering plants of the family Brassicaceae, native to the Holarctic.

Its best known member is wasabi, Eutrema japonicum.

The name comes from the Greek εὐ- (eu-) 'well' et τρῆμα (trêma) 'hole', because of a hole in the septum of the fruit.

[3] It is native to subarctic and subalpine regions of Eurasia and North America and to temperate Asia.

[2] Species accepted by the Plants of the World Online as of April 2024:[2]