Please scroll to the bottom for more images.
Wolffia columbiana H. Karst.
Columbian water meal

Family: Araceae

Group: Monocot

Substrate: Freshwater Aquatic

Habit: Herb

Perennation: Annual

Map of Florida Locations

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Doubtfully Native

SOUTH FLORIDA Cultivated Status: Not Cultivated

Comments: For images, visit the Center for Aquatic and Invasive Plants.

Other data on Wolffia columbiana available from :

Atlas of Florida Vascular Plants
Wolffia columbiana has been found in the following 4 conservation areas :
Occurrence Native Status
Arthur R. Marshall Loxahatchee National Wildlife Refuge Present Doubtfully Native
Big Cypress National Preserve Present Doubtfully Native
Caloosahatchee Creeks Preserve Present Doubtfully Native
Riverbend Park Present Doubtfully Native

Wolffia columbiana has been found in the following 3 counties :
Occurrence Native Status
Broward County Doubtfully Native
Collier County Doubtfully Native
Miami-Dade County Doubtfully Native

Wolffia columbiana has been found in the following habitat :
Disturbed Wetland