Are Selago and Sobralia both genus of plant?
Selago Selago is a genus of plant in family Scrophulariaceae, closely related to "Scrophularia" and "Verbascum". It contains around 190 species, mostly in southern Africa; two are listed on the IUCN Red List:
Cabombaceae The Cabombaceae are a family of aquatic, herbaceous flowering plants. The family is recognised as distinct in the Angiosperm Phylogeny Group IV system (2016). The family consists of two genera of aquatic plants, "Brasenia" and "Cabomba", totalling six species.