Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981) Subkingdom Pteridobiotina Britton & A. Br. (1896) Superdivision Cycadophytanae Doweld (2001) see Superphylum Cycadophytanae Doweld (2001) Division †Progymnospermophyta Bold et al. see Phylum Progymnospermophyta Lang (1925) Class †Noeggerathiopsida Krysht. (1934) Order †Tingiales Zimmerm. (1959) [monotypic] Family †Tingiaceae Koidz. (1938) Genus †Tingia T.Halle (1925)