The orchid Rhyncholaeliocattleya Mrs. M. Gratrix (1899) is a hybrid in the Rhyncholaeliocattleya genus. registered with the Royal Horticultural Society by Veitch in 1899. Registered parents are Rhyncholaelia digbyana × Cattleya cinnabarina. The key influencing species of this hybrid are No items in the list. listed in order of their genetic contribution.