Kingdom Plantae Haeckel (1866) - plants Phylum Bryophyta A.Braun (1864) - bryophytes Class Anthocerotopsida Jancz. (1872) - hornworts Order Anthocerotales Limpr. (1877) Family Anthocerotaceae Dumort. Genus Anthoceros L. (1753) Genus Dendroceros Nees (1846)