ABSTRACT
The Ohio distribution, current state status and habitats of twenty-eight taxa of the genus Carex (Cyperaceae) are described. Three species and one hybrid are additions to the Ohio flora: Carex alopecoidea, C. longii, C. lucorum, and C. ✕subimpressa. Four species may be deleted from the Ohio flora: Carex baileyi, C. gravida, C. merritt-fernaldii, and C. ormostachya.