About 12, see text Eurystemon Alexander Heteranthera is a genus of aquatic plants in the water hyacinth family, Pontederiaceae, known generally as mud plantains.

Species of this genus are native to tropical and subtropical America and Africa.

They produce leaves on long petioles and some are cultivated for their attractive flowers.

Leaves are of two types - linear and submerged or orbicular and floating.

Accepted species include[2][3][4]: This Commelinales-related article is a stub.