organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Plantae Haeckel (1866) - plants Phylum Lycopodophyta D.H.Scott (1909) see Phylum Lycophyta Genus Isoetes L. (1753) see Genus Isoëtes L. (1753)