Rhyncattleanthe Bouton D'Or (Cattlianthe Wolteriana × Rhyncholaeliocattleya Buttercup)

The orchid Rhyncattleanthe Bouton D'Or is a hybrid in the Rhyncattleanthe genus. registered with the Royal Horticultural Society by E.J.Small in 1968. Registered parents are Cattlianthe Wolteriana × Rhyncholaeliocattleya Buttercup. The key influencing species of this hybrid are Cattleya schroederae (31.25% subgenus Cattleya section: Cattleya ) Guarianthe aurantiaca (25.00% subgenus Circumvola section: Aurantiacae ) Cattleya dowiana (12.50% subgenus Cattleya section: Cattleya ) listed in order of their genetic contribution.