Pentastemonodiscus Pentastemonodiscus Rech.f. in Anz. Österr. Akad. Wiss., Math.-Naturwiss. Kl. 102: 11. 1965 sec. Bittrich 19931Type: Pentastemonodiscus monochlamydeus Rech.f.1. Bittrich, V. 1993: Caryophyllaceae, 206 – 236. – In: Kubitzki, K., Rohwer, J.G. & Bittrich, V. (ed.), The Families and Genera of Vascular Plants 2. – Berlin, Heidelberg: SpringerContentNotes Notes Monotypic; Afghanistan. Presumed to be close to Scleranthus but has not yet been sampled for DNA.