Carex

Carex rikucbiuensis

Carex rossii

Carex ruthii

Carex sabulosa

Carex salina

Carex rufulistolon

Carex sacrosancta

Carex sahnii

Carex runssoroensis

Carex rupicola

Carex rzedowskii

Carex sacerdotis

Carex sadoensis

Carex × salisiana

Carex rugata

Carex sarawaketensis

Carex saltaensis

Carex sambiranensis

Carex saxicola

Carex albolutescens

Greenwhite sedge