Heteranthera reniformis explained

Heteranthera reniformis common name kidneyleaf mud-plantain, and mud plantain; is a plant found in North America. It is listed as a special concern and believed extirpated in Connecticut.^[1] It listed as endangered in Illinois and Ohio.

Native American ethnobotany

The Cherokee apply a hot poultice of the root to inflamed wounds and sores.^[2]

Notes and References

1. http://www.ct.gov/deep/lib/deep/wildlife/pdf_files/nongame/ets15.pdf "Connecticut's Endangered, Threatened and Special Concern Species 2015"
2. Hamel, Paul B. and Mary U. Chiltoskey, 1975, Cherokee Plants and Their Uses -- A 400 Year History, Sylva, N.C. Herald Publishing Co., page 45