The orchid Guaricattonia Starrlyn-Yuan Nan Boy 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

• Broughtonia sanguinea (43.75%)
• Guarianthe aurantiaca (28.13%)  subgenus Circumvola  section: Aurantiacae 
• Cattleya intermedia (15.63%)  subgenus Intermediae