Synonyms
Ammannia catholica Cham. & Schltdl.
Jussiaea sagittata Poir.
Ammannia lingulata Griseb.
Isnardia subhastata Ruiz & Pav.
Ammannia lythrifolia Salisb.
Rotala catholica (Cham. & Schltdl.) Leeuwen
Ammannia catholica var. brasiliensis Cham. & Schltdl.
Ammannia hastata (Spreng.) DC.
Ammannia pallida Lehm.
Ludwigia scabriuscula Kellogg
Ammannia sagittata (Poir.) DC.
Ammannia koehnei var. exauriculata Fernald
Ludwigia hastata Spreng.
Ammannia koehnei Britton
Ammannia teres var. exauriculata (Fernald) Fernald
Ammannia friesii Koehne