Potamogeton friesii, known as flat-stalked pondweed, or Fries' pondweed, is an aquatic plant in the genus Potamogeton. It grows mainly in mesotrophic...

Potamogeton is a genus of aquatic, mostly freshwater, plants of the family Potamogetonaceae. Most are known by the common name pondweed, although many...

techniques. Potamogeton compressus was first named by Linnaeus in Species Plantarum (1753). For much of the 19th century, Potamogeton friesii was incorrectly...

ochreatus (P. × jacobsii Z.Kaplan, Fehrer & Hellq.) and P. friesii (P. × lintonii Fryer). Potamogeton crispus is native to a wide range of countries in Asia...

Potamogeton foliosus Potamogeton friesii, flat-stalked pondweed Potamogeton gramineus, various-leaved pondweed Potamogeton hillii Potamogeton lucens, shining...

other fine-leaved pondweeds within its range, especially Potamogeton berchtoldii and P. friesii, but potentially also P. pusillus. The combination of open...

Potamogeton acutifolius is a European species of aquatic plant in the family Potamogetonaceae, known by the common name sharp-leaved pondweed. It is threatened...

pondweed Potamogeton perfoliatus American pondweed Potamogeton epihydrus Flat-stalked pondweed Potamogeton friesii Shetland pondweed Potamogeton rutilus...

leafy pondweed Potamogeton friesii — Fries' pondweed Potamogeton gramineus — grassy pondweed Potamogeton hillii — Hill's pondweed Potamogeton illinoensis...

Floating pondweed, Potamogeton natans Fries' pondweed, Potamogeton friesii Grassy pondweed, Potamogeton gramineus Illinois pondweed, Potamogeton illinoensis...