Cattleya Grand Monarch (Cattleya Nella (1911) × Cattleya trianae)

The orchid Cattleya Grand Monarch is a hybrid in the Cattleya genus. registered with the Royal Horticultural Society by Black & Flory in 1920. Registered parents are Cattleya Nella (1911) × Cattleya trianae. The key influencing species of this hybrid are Cattleya trianae (50.00% subgenus Cattleya section: Cattleya ) Cattleya labiata (25.00% subgenus Cattleya section: Cattleya ) Cattleya dowiana (12.50% subgenus Cattleya section: Cattleya ) listed in order of their genetic contribution.