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Floristic Inventory of the Florida Keys Database Online

Najas guadalupensis (Spreng.) Magnus
Southern waternymph

Najas guadalupensis
Copyright by: plantillustrations.org (public domain)
originally published in Martius, C., Eichler, A.G., Urban, I., Flora Brasiliensis, vol. 3(3): fasicle 116, t. 124 (1894)

Family: Hydrocharitaceae

Group: Monocot

Substrate: Freshwater Aquatic

Habit: Herb

Perennation: Annual

Native Range: North America, the West Indies, Mexico, Central America and South America.

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 the Center for Aquatic and Invasive Plants.

FLORIDA KEYS Occurrence: Possibly Extirpated

FLORIDA KEYS Native Status: Possibly Extirpated

IRC FLORIDA KEYS Status: Possibly Extirpated

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. Collected once in 1986 by Alan Herndon at Long Key State Park.

Other data on Najas guadalupensis available from :


Najas guadalupensis has been reported from the following conservation area in the FLORIDA KEYS :
Occurrence Native Status
Long Key State Park Present Native






All Images:

Najas guadalupensis
Copyright by: plantillustrations.org (public domain)
originally published in Martius, C., Eichler, A.G., Urban, I., Flora Brasiliensis, vol. 3(3): fasicle 116, t. 124 (1894)