[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Algae L. (1753) see [unranked] Algae Phylum Phaeophycota see Class Phaeophyceae Hansgirg (1886) Class Phaeophyceae Hansgirg (1886) - brown algae Order Ectocarpales Bessey (1907) Family Ectocarpaceae C.Agardh (1828) Genus Herponema J.Agardh (1882) Herponema velutinum (Grev.) J.Agardh (1890)