Common names: marsh mermaidweed
|Photo by Allen Boatman hosted at Atlas of Florida Plants|
|Division:||Magnoliophyta - Flowering plants|
|Class:||Magnoliopsida - Dicots|
|Natural range of Proserpinaca palustris from USDA NRCS Plants Database.|
Variety: Proserpinaca palustris var. amblyogona (Fernald), Proserpinaca palustris var. crebra (Fernald & Griscom)
P. palustris is a perennial forb/herb of the Haloragaceae family that is native to North America.
P. palustris can be found throughout the eastern United States, as far west as Texas, as well as Ontario and Quebec, Canada. 
Habitats are limited to swamps and other wetlands or swamp forests. Specimens have been collected from shallow water of a roadside ditch, dry center of a pond, and tidal swamp with a canopy of tupelo.
P. palustris has been observed flowering in July.
Populations of Proserpinaca palustris have been known to persist through repeated annual burning.
Conservation, cultivation, and restoration
References and notes
- USDA Plant Database
- Weakley, A. S. (2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC, University of North Carolina Herbarium.
- URL: http://herbarium.bio.fsu.edu. Last accessed: June 2018. Collectors: Loran C. Anderson, Rodie White, Jean W. WOoten, Robert K. Godfrey, R. Komarek, J.M. Kane, William Platt, Keith A. Bradley, M. Darst, L. Webster, L. Lewis. States and counties: Florida (Jefferson, Hillsborough, Leon, Gulf, Levy) Georgia (THomas, Grady) South Carolina (Aiken)
- Nelson, G. PanFlora: Plant data for the eastern United States with emphasis on the Southeastern Coastal Plains, Florida, and the Florida Panhandle. www.gilnelson.com/PanFlora/ Accessed: 24 MAY 2018
- Platt, W.J., R. Carter, G. Nelson, W. Baker, S. Hermann, J. Kane, L. Anderson, M. Smith, K. Robertson. 2021. Unpublished species list of Wade Tract old-growth longleaf pine savanna, Thomasville, Georgia.