1. Estudos taxonômicos em Gloxinia L'Hér. sensu lato (Gesneriaceae);Araujo A.O.,2007
2. IUCN Red List Categories and Criteria: Version 3.1. IUCN Species Survival Commission,2001
3. Hortus Kewensis or, a catalogue of the plants cultivated in the Royal Botanic Garden at Kew;L'Héritier de Brutellle C.L.,1789
4. Reorganization of tribal and generic boundaries in the Gloxinieae (Gesneriaceae: Gesnerioideae) and the description of a new tribe in the Gesnerioideae, Sphaerorrhizeae;Roalson E.H.;Selbyana,2005
5. Untangling neotropical Gesneriaceae;Roalson E.H.;Selbyana,2005