Cattleya Heyday (Cattleya Profusion (1933) × Cattleya Prospector)

The orchid Cattleya Heyday is a hybrid in the Cattleya genus. registered with the Royal Horticultural Society by Armacost in 1945. Registered parents are Cattleya Profusion (1933) × Cattleya Prospector. The key influencing species of this hybrid are Cattleya mossiae (21.88% subgenus Cattleya section: Cattleya ) Cattleya mendelii (18.75% subgenus Cattleya section: Cattleya ) Cattleya trianae (18.75% subgenus Cattleya section: Cattleya ) listed in order of their genetic contribution.