The Argentine Asclepiadaceae of the genera Amblystigma and Nautonia
Keywords:
Asclepiadaceae, Amblystigma, Nautonia, ArgentinaAbstract
?The Argentine Asclepiadaceae of the genera Amblystigma and Nautonia?. The author presents a revision of the Argentine species of the genera Amblystigma and Nautonia. He gives a description of Amblystigma pilosum var. catamarcense nov. var., and makes the new combination Amblystigma pulchellum (Schlechter) Meyer, considering the genus Steleostemma Schlechter (1906) as a synonym of Amblystigma Bentham (1876).