Utricularia tetraloba is a very small, probably perennial, rheophytic carnivorous plant that belongs to the genus Utricularia. U. tetraloba is endemic to Guinea and Sierra Leone. It grows as a rheophyte on rocks in shallow running water at altitudes from to . It was originally described and published by Peter Taylor in 1963. It is distinguished from the other species in the section, U. rigida, by having four lower lip corolla lobes as opposed to U. rigida's two.Taylor, Peter. (1989). The genus Utricularia - a taxonomic monograph. Kew Bulletin Additional Series XIV: London.
