Langleyensis (Veitch) Rowley, 1980
A hybrid first raised by John Seden, distributed about 1898 and named Kalorochea langleyensis.
Parentage : Kalosanthes coccinea x Rochea falcata (Crassula coccinea x Crassula perfoliata var. minor).
According to Gordon Rowley (Crassula, A Grower's Guide, 128, 2003) the same cross has been remade at least twice by Robert Gräser in Nürnberg, Germany, and Frank Reinelt of Capitola, California, US, the latter named his cultivar 'Capitola'.
However Rowley erred, it was Alfred Gräser who was famous for Crassulaceae hybrids, not his brother Robert.