Cyperus sect. Pycreus Cyperus sect. Pycreus≡Pycreus (Globosi) in Kew Bull. 8: 95. 1908≡Pycreus (Polystachyi) in Kew Bull. 8: 94. 1908Type: Cyperus polystachyos ROTTB.Type: Cyperus polystachyos ROTTB.Type: Cyperus polystachyos ROTTB.