L.P.Kvist & L.E.Skog (Hanst.) 1992 - Kvist LP, Skog LE (1992) Revision of Kohleria (Gesneriaceae). Smithsonian Contributions to Botany (79): 1-83. doi: 10.5479/si.0081024x.79.
There is no corrections for Kohleria inaequalis var. lindenii yet.