Thibaudia is a genus of about 60 species with one species in Panama and Costa Rica and the others ranging from Colombia to Bolivia and eastward to Suriname and Guayanan Brazil. Key to the Species of Thibaudia 1a. Calyx continuous with pedicel, not articulated. Calyx and corolla terete, or sometimes angled or narrowly winged, but not conspicuously winged. T. floribunda 4b.
Calyx articulate with pedicel.
T. jorgensenii 8b. T. clivalis 9b. T. harlingii 11b. T. andrei 12b. T. martiniana 6b.