[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Algae L. (1753) see [unranked] Algae Phylum Chlorophycota see Phylum Chlorophyta Pascher (1914) Class Chlorophyceae Wille (1884) - chlorophytes Order Ulvales Blackman & Tansley Family Ulvaceae J.V.Lamour. ex Dumort. Genus Ulva L. (1753) Ulva rigida C.Agardh (1823) - poor man's weather glass