Lagrezia is a genus of flowering plants in the family Amaranthaceae.

[1] Its native range is southern Mexico and the western Indian Ocean.

It is found in Aldabra, the Chagos Archipelago, Comoros, Madagascar, Mauritius, Mexico and the Seychelles.

[1] The genus name of Lagrezia is in honour of Adrien Rose Arnaud Lagrèze-Fossat (1814 or 1818 – 1874), French botanist and lawyer in Moissac.

[1] The following species are recognised in the genus Lagrezia:[1]