Rorippa sessiliflora (Nutt.) Hitchc. - Sessile-flowered Cress
Family - Brassicaceae
Flowering - March - October.
Habitat - Wet muddy soils, river flood plains, swamps, railroads.
Origin - Native to North America.
Other information - This species can be found scattered throughout Alabama. The plant is probably more common than reported.
Photographs taken at Davis Ferry, Monroe County, AL., 3-26-06.