Cattleya His Majesty (1919) (Cattleya Marathon × Cattleya trianae)

The orchid Cattleya His Majesty (1919) is a hybrid in the Cattleya genus. registered with the Royal Horticultural Society by Pitt in 1919. Registered parents are Cattleya Marathon × Cattleya trianae. The key influencing species of this hybrid are Cattleya trianae (50.00% subgenus Cattleya section: Cattleya ) Cattleya mossiae (12.50% subgenus Cattleya section: Cattleya ) Cattleya cinnabarina (12.50% subgenus Parviflorae section: Parviflorae series: Parviflorae ) listed in order of their genetic contribution.