*Solanum viarum Dunal. Phen: Apr-Sep. Hab: Pastures. Dist: Native of South America (s. Brazil, Paraguay, and n. Argentina). This species only appeared in our area a few decades ago, but has been publicized as a severe, extremely aggressive, and rapidly spreading weed (Wunderlin et al. 1993; Mullahey et al. 1993; Mullahey 1996).
Origin/Endemic status: South America
Synonymy: = Fl6, K1, K3, K4, WH3; = n/a – Pa, RAB