Phalaenopsis Gretchen (Phalaenopsis stuartiana × Phalaenopsis gigantea)

The orchid Phalaenopsis Gretchen is a Phalaenopsis hybrid registered with the Royal Horticultural Society by H.Wallbrunn in 1969.
Top three species ancestors and their influences are

• Phalaenopsis stuartiana (50.0%)  subgenus Phalaenopsis  section: Phalaenopsis 
• Phalaenopsis gigantea (50.0%)  subgenus Polychilos  section: Amboinenses