The orchid Cattleya Kiritsubo-luteola is a hybrid . This orchid hybrid lacks official registration. The name is an internal designation created within the orchidroots system.
Top three species ancestors and their influences are

• Cattleya luteola (50.00%)  subgenus Stellata
• Cattleya alaorii (25.00%)  subgenus Crispae  section: Hadrolaelia   series: Hadrolaelia 
• Cattleya nobilior (25.00%)  subgenus Intermediae