The orchid Catasetum Dagny is a hybrid registered with the Royal Horticultural Society by F.Clarke in 2013.
Top three species ancestors and their influences are

• Catasetum pileatum (56.25%)  subgenus Catasetum  section: Catasetum 
• Catasetum tenebrosum (37.50%)  subgenus Catasetum  section: Isoceras   subsection: Convergentes 
• Catasetum expansum (6.25%)  subgenus Catasetum  section: Catasetum