Bearded Flatsedge
Cyperus squarrosus
Native to Florida. How scores work Is it native here?
Profile 82%
- Height
- Up to about 6 inches
- Light
- Sun, Part shade
- Soil moisture
- Moist to wet

At a glance
- Life cycle
- Annual
Not yet recorded · Spread · Leaves · Bloom
Bloom: NC species account not read yet.
Spread and leaves: no source found yet.
This plant is missing most of its facts, so Quercus is looking them up in old botany books.
Recorded in 18 Florida counties.
Who uses this plant?
11CaterpillarsGenus host records with ranges including FL
Genus host records with ranges including FL · Cyperus
- Argyrotaenia ivanaIvana Leafroller Moth
- Bactra verutanaJavelin Moth
- Diploschizia impigritellaYellow Nutsedge Moth
- Elasmopalpus lignosellaLesser Cornstalk Borer
- Euphyes pilatkaSawgrass Skipper, Palatka Skipper, Coastal Sedge Skipper, Keys Sawgrass Skipper[for subspecies Euphyes pilatka klotsi]
- Euphyes vestrisDun Skipper, Dun Sedge Skipper, Sedge Witch)\
- Globia oblongaOblong Sedge Borer Moth, Large Noagria
- Spodoptera frugiperdaFall Armyworm Moth
- Bactra cultellana
- Bactra philocherda
Show all 11
- Cosmopterix attenuatella
22BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Cyperus
- Agelaius phoeniceusRed-winged Blackbird
- Anas acutaNorthern Pintail
- Anser albifronsGreater White-fronted Goose
- Antigone canadensisSandhill Crane
- Aythya affinisLesser Scaup
- Aythya collarisRing-necked Duck
- Aythya valisineriaCanvasback
- Callipepla californicaCalifornia Quail
- Colinus virginianusNorthern Bobwhite
- Columbina passerinaCommon Ground Dove
Show all 22
- Cyrtonyx montezumaeMontezuma Quail
- Dendrocygna bicolorFulvous Whistling-Duck
- Falcipennis canadensisSpruce Grouse
- Gallinula galeataCommon Gallinule
- Mareca americanaAmerican Wigeon
- Mareca streperaGadwall
- Meleagris gallopavoWild Turkey
- Molothrus aterBrown-headed Cowbird
- Pooecetes gramineusVesper Sparrow
- Porzana carolinaSora
- Spizella pusillaField Sparrow
- Tympanuchus pallidicinctusLesser Prairie-Chicken
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Cyperaceae
- Flower color
- Not applicable
What its natural habitat tells you
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Flower color · “Not applicable” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 6 inches” · Lady Bird Johnson Wildflower Center
- Life cycle · “Annual” · Lady Bird Johnson Wildflower Center
- Light · “Sun; Part shade” · Lady Bird Johnson Wildflower Center
- Soil · “Moist; Wet” · Lady Bird Johnson Wildflower Center
Also known as
Bearded Flat Sedge
Conservation status
| Florida rank | SNR |
|---|---|
| Global rank | G5 |
| FL status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Atlas of Florida Plants
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- NatureServe Explorer
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications

