Cyperus

Great Plains FlatsedgeCyperus lupulinus · Flowering plantsPhoto © aarongunnar · CC BY 4.0Late June to mid-October, middle week Aug 9–15yellow nutsedgeCyperus esculentus · Flowering plantsPhoto © arthur_haendler · CC BY 4.0Early July to early October, middle week Aug 16–22Bearded FlatsedgeCyperus squarrosus · Flowering plantsPhoto © Patricia Butter · CC BY-NC 4.0Mid-June to early October, middle week Aug 23–29Shining FlatsedgeCyperus bipartitus · Flowering plantsPhoto © Sadie Hickey · CC BY-NC 4.0Late July to early October, middle week Aug 30 – Sep 5Fragrant flatsedgeCyperus odoratus · Flowering plantsPhoto © Zihao Wang · CC BY 4.0Mid-August to mid-October, middle week Sep 13–19redroot flatsedgeCyperus erythrorhizos · Flowering plantsPhoto © François Rousseu · CC BY-NC 4.0Early August to mid-October, middle week Sep 13–19straw-colored flatsedgeCyperus strigosus · Flowering plantsPhoto © Brett Whaley · CC BY-NC 4.0Yellow FlatsedgeCyperus flavescens · Flowering plantsPhoto © Rob Curtis · CC BY-NC-SA 4.0

Missing records do not mean a species is absent.