The orchid Cattleya Sandra Ozzella is a hybrid registered with the Royal Horticultural Society by Ozzella in 1946.
Top three species ancestors and their influences are

• Cattleya dowiana (81.25%)  subgenus Cattleya  section: Cattleya 
• Cattleya bicolor (9.38%)  subgenus Intermediae
• Cattleya tenebrosa (6.25%)  subgenus Crispae  section: Crispae   series: Cattleyodes