Potamogeton nodosus Poir.

Robert H. Mohlenbrock. USDA NRCS, 1992, Western wetland flora: Field office guide to plant species.
Robert H. Mohlenbrock. USDA NRCS, 1992, Western wetland flora: Field office guide to plant species.
Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection.
Britton, N.L., and A. Brown, 1913, An illustrated flora of the northern United States, Canada and th

Plant Details

Scientific Name: Potamogeton nodosus Poir.
Family Name: Potamogetonaceae Bercht. & J. Presl - Pondweed family
Common Name: longleaf pondweed
Symbol: PONO2
Group: Monocot
Rank: Species
Date Modified: Feb. 7, 2026, 4:03 a.m.

Duration

  • Perennial

Growth Habits

  • Forb/herb

Synonyms

  • Potamogeton americanus Cham. & Schltdl.
  • Potamogeton fluitans Roth
  • Potamogeton oblongifolius J.R. Forst., nom. utique rej.

Wetland Ratings

AGCP AW CB EMP GP HI MW NCNE WMVC AK
OBL OBL OBL OBL OBL OBL OBL OBL OBL

Species Range Map