The orchid Phalaenopsis Kenneth Schubert-gigantea 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

• Phalaenopsis gigantea (50.00%)  subgenus Polychilos  section: Amboinenses 
• Phalaenopsis pulcherrima (25.00%)  subgenus Parishianae  section: Esmeralda 
• Phalaenopsis violacea (25.00%)  subgenus Polychilos  section: Zebrinae