Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981) Status: extant; Count: [*†*] 10p;24c;72o;262f;1685g; †5p;17c;56o;141f;593g Subkingdom Bryobiotina Campb. (1890) Status: extant; Count: [*] 3p;13c;49o;201f;1309g [23 Jan 2023] Division Anthocerotophyta Stotler & Crand.-Stotl. (1977) see Phylum Anthocerotophyta Stotler & Crand.-Stotl. (1977) Status: extant; Count: [*] 2c;5o;5f;14g [23 Jan 2023] Class Anthocerotopsida Jancz. (1872) - hornworts Status: extant; Count: [*] 4o;4f;13g [23 Jan 2023] Subclass Anthocerotidae Engl. (1893) [monotypic] Status: extant; Count: [*] 1o;1f;3g [23 Jan 2023] Order Anthocerotales Limpr. (1877) [monotypic] Status: extant; Count: [*] 1f;3g [23 Jan 2023] Family Anthocerotaceae Dumort. Status: extant; Count: [*] 3g [23 Jan 2023] Genus Folioceros D.C. Bharadwaj Status: extant; Count: -