Cattleya Rivermont Standard (Cattleya Old Forester × Cattleya Thetis (1937))

The orchid Cattleya Rivermont Standard is a hybrid in the Cattleya genus. registered with the Royal Horticultural Society by Rivermont in 1961. Registered parents are Cattleya Old Forester × Cattleya Thetis (1937). The key influencing species of this hybrid are Cattleya mossiae (28.13% subgenus Cattleya section: Cattleya ) Cattleya warscewiczii (21.88% subgenus Cattleya section: Cattleya ) Cattleya trianae (18.75% subgenus Cattleya section: Cattleya ) listed in order of their genetic contribution.