Wiehler, H. 1983. A synopsis of the neotropical Gesneriaceae. Selbyana 6: 1-219. Wiehler, H. and A. Chautems. 1995. A reduction of Lietzia to Sinningia. Gesneriana 1(1): 5-7. External links The Genera of Gesneriaceae Sinningia from the Gesneriad Reference Web Sinningia & Friends Gesneriaceae in: Brazilian Flora Checklist Gesneriaceae genera