Ludwigia uruguayensis (Cambess.) H. Hara in Jap. J. Bot. 28: 294. 1953 Ludwigia uruguayensis (Cambess.) H. Hara in Jap. J. Bot. 28: 294. 1953is new combination for Jussiaea uruguayensis Cambess. in Saint-Hilaire & al., Fl. Bras. Merid. 2: 264. 1830Taxon for this nameLudwigia uruguayensis (Cambess.) H. Hara