Lourtella is a monotypic genus of flowering plants belonging to the family Lythraceae.

[1] The only species is Lourtella resinosa S.A.Graham, Baas & Tobe.

[2] The genus name of Lourtella is in honour of Alicia Lourteig (1913–2003), an Argentine and French botanist, who was a world specialist in Oxalidaceae plants.

[3] The Latin specific epithet of resinosa refers to resinous, from resina.

[4] Both genus and species were first described and published in Syst.