Organismen see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Plantae Haeckel (1866) - plants Subkingdom Protophyta Class Siphoneae see Series Siphoneae Order Botrydiaceae 1 Genus Botrydium Wallr. (1815)