Echinodorus palifolius, also known as Mexican sword plant is an emerged aquatic plant in the Alismataceae. It has a rather odd, discontinuous range, native to Brazil (Minas Gerais and Bahia), Peru, Uruguay, and Mexico (Nayarit).[1] [2] [3] It has been introduced in many countries including Bangladesh and India.
The specific epithet is sometimes spelled "palaefolius." The correct spelling is "palifolius" per ICN 60G.1.