In a recent installment of Isely’s continuing series of notes on the systematics and nomenclature of the leguminous plants (Isely 1986), it is claimed that the nomenclaturally correct name for the annual, narrow-podded sesban of the southern United States is Sesbania macrocarpa Muhl. and neither Sesbania exaltata (Raf.) Rydb. ex Hill nor Sesbania exaltata (Raf.) Cory.