†family Stegnospermataceae Nakai 1942
Magnoliopsida - Caryophyllales
Parent taxon: Caryophyllales according to D.J. Mabberley 2000
Sister taxa: Achatocarpaceae, Aizoaceae, Amaranthaceae, Basellaceae, Cactaceae, Caryophyllaceae, Chenopodiaceae, Didiereaceae, Halophytaceae, Hectorellaceae, Molluginaceae, Nyctaginaceae, Phytolaccaceae, Portulacaceae
Subtaxa: none