Ludwigia pilosa Walter. Section: Isnardia. Phen: Jun-Oct. Hab: Swamps, ditches, other wet places. Dist: Se. VA south to n. FL, west to se. TX, restricted to the Coastal Plain except for disjunct occurrences inland in NC, VA, and n. AL.
Origin/Endemic status: Endemic
Taxonomy Comments: This species is tetraploid (n= 16).
Synonymy: = Ar, Fl4, FNA10, K1, K3, K4, Va, W, WH3, Peng (1989), Wagner, Hoch, & Raven (2007); < Ludwigia pilosa Walter – C, F, G, GW2, RAB, S, Tx