• Calpocalyx Harms in Engler & Prantl, 1897
• Calpocalyx atlanticus Villiers
• Calpocalyx aubrevillei Pellegr.
• Calpocalyx brevibracteatus Harms
• Calpocalyx brevibracteatus sensu Keay et al. accepted as Calpocalyx winkleri (Harms) Harms
• Calpocalyx brevifolius Villiers
• Calpocalyx cauliflorus Hoyle
• Calpocalyx crawfordianus Mendes accepted as Calpocalyx dinklagei Harms
• Calpocalyx dinklagei Harms
• Calpocalyx heitzii Pellegr.
• Calpocalyx klainei Harms
• Calpocalyx letestui Pellegr.
• Calpocalyx ngouniensis Pellegr. accepted as Calpocalyx ngounyensis Pellegr.
• Calpocalyx ngounyensis Pellegr.
• Calpocalyx winkleri (Harms) Harms