Organismen see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Plantae Haeckel (1866) - plants Subkingdom Protophyta Class Palmellariae 1 Order Protococceae 2 Order Xanthelleae 3 Order Calcocyteae