Catasetum Black Knight (Catasetum expansum × Catasetum tenebrosum)

This orchid is a Catasetum hybrid registered with the RHS. The key influencing species of this hybrid are Catasetum expansum (50.00% subgenus Catasetum section: Catasetum ) Catasetum tenebrosum (50.00% subgenus Catasetum section: Isoceras subsection: Convergentes )