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Floristic Inventory of the Florida Keys Database Online

Cyperus tetragonus Ell.
Fourangle flatsedge

Family: Cyperaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Southern United States.

IRC SOUTH FLORIDA Status: Rare

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Not Cultivated

Comments: For images, visit Grasses of Palm Beach and Martin Counties.

FLORIDA KEYS Occurrence: Reported

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Not reported for the Florida Keys by John Kunkel Small in 1913. Reported only for the National Key Deer Refuge (Austin et al., 1980), but there are no vouchers or other observations for the Florida Keys.

Other data on Cyperus tetragonus available from :

Atlas of Florida Vascular Plants

Cyperus tetragonus has been reported from the following conservation area in the FLORIDA KEYS :
Occurrence Native Status
National Key Deer Refuge Reported