Twenty two taxa (1 hornwort and 21 liverworts) were identified with new records to Rio Grande do Sul State. Eight families and 15 genera belong to Marchantiophyta and one genus and one family belong to Anthocerotophyta. The most representative families are Lejeuneaceae, Aneuraceae and Metzgeriaceae. Neesioscyphus argillaceus (Nees) Grolle and Lejeunea cancellata Nees & Mont. were cited for new sites. All species are illustrated and geographic distributions are presented.
Anthocerotophyta; Marchantiophyta; new records; Rio Grande do Sul
