Eight new synonyms in the genus Pycreus (Cyperaceae)

Abstract

Pycreus plicatus Govind. is reduced to the synonym of P. diaphanus (Schrad. ex Schult.) S.S. Hooper & T. Koyama. Cyperus latovaginatus Govind. [Pycreus latovaginatus (Govind.) P. Singh & V. Singh], C. plumbeonucea Govind. [P. plumbeonuceus (Govind.) P. Singh & V. Singh], C. curvibracteatus Govind. [P. curvibracteatus (Govind.) P. Singh & V. Singh], Pycreus apiculatus Govind. and P. opulentus Govind. are reduced to the synonyms of P. diaphanus var. gracilescens (Kük.) S.S. Hooper. Pycreus palghattensis Govind. is reduced to the synonym of P. pumilus (L.) Nees, P. membranaceus (Vahl) Govind. is treated as a variety, i.e., P. pumilus var. membranaceus (Vahl) Karthik. and P. similinervulosus Govind. is reduced to the synonym of P. pumilus var. membranaceus. Also lectotype is designated for P. similinervulosus.