El complejo Sporobolus indicus (Poaceae, Chloridoideae, Zoysieae) en la Argentina

the species in the sporobolus indicus complex are analyzed for argentina. sporobolus indicus var. indicus and s. indicus var. andinus are recognized for argentina based on significant value differences in culms height and inflorescence length, and the altitude of collection area. the var. andinus is a new record for the argentinean flora and it is here illustrated. sporobolus jacquemontii is excluded from argentina and s. minor is considered as a synonymy of s. indicus var. indicus.