Sixty-seven crude ethanol extracts from 50 plants (31 families), which are used in North Cote-d’Ivoire as traditional remedies for bacte- ˆ rial diseases, were screened for in vitro activity against Gram negative (Escherichia coli and Pseudomonas aeruginosa) and Gram positive (Staphyloccocus aureus, Enterococcus faecalis, Streptococcus pyogenes and Bacillus subtilis) bacteria.