Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Clade Archaeplastida Adl et al. 2005 [Simpson 2020] Clade Rhodoplantae Saunders & Hommersand 2004 [Saunders 2020] Clade Cyanidiales Christensen 1962 [Saunders 2020]