Viridans

Viridans may refer to:


 * Viridans streptococci, large group of bacteria species
 * Achatinella viridans, species of mollusc
 * Aerococcus viridans, species of bacteria
 * Apotoforma viridans, species of moth
 * Blennidus viridans, species of ground beetle
 * Ericydeus viridans, species of true weevil
 * Eucalyptus socialis subsp. viridans, species of plant
 * Gymnopilus viridans, species of mushroom
 * Pasimachus viridans, species of ground beetle
 * Peucetia viridans, species of spider
 * Sorotacta viridans, species of moth
 * Synema viridans, species of crab spider
 * Thalassomonas viridans, species of bacteria
 * Trichiotinus viridans, species of beetle