Genus: POTAMOGETON  Family: POTAMOGETONACEAE Source: USDA, NRCS. 2009. The PLANTS Database (http://plants.usda.gov, 24 June 2009). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

Genera of POTAMOGETONACEAE Select a genus and click on Ok 1) Potamogeton 2) Stuckenia 3) Coleogeton 4) Zannichellia

TAXON	DISTRIB.	IMAGES
Potamogeton pinnatum Walter Views: 205.244 - cutleaf watermilfoil Synonyms: = Myriophyllum pinnatum (Walter) Britton, Sterns & Poggenb. = Myriophyllum scabratum Michx. = Myriophyllum verticillatum L. var. cheneyi Fassett
Potamogeton alpinus Balbis Views: 787.617 Forb/herb - Perennial alpine pondweed Synonyms: = Potamogeton alpinus Balbis ssp. tenuifolius (Raf.) Hultén = Potamogeton alpinus Balbis var. subellipticus (Fernald) Ogden = Potamogeton alpinus Balbis var. tenuifolius (Raf.) Ogden
Potamogeton amplifolius Tuck. Views: 418.804 Forb/herb - Perennial largeleaf pondweed
Potamogeton x argutulus Hagstr. Views: 160.818 Forb/herb - Perennial
Potamogeton bicupulatus Fernald Views: 330.679 Forb/herb - Perennial snailseed pondweed Synonyms: = Potamogeton diversifolius Raf. var. trichophyllus Morong
Potamogeton x bottnicus Hagstr. [excluded] Views: 117.676 -
Potamogeton clystocarpus Fernald Views: 128.55 Forb/herb - Perennial little aguja pondweed
Potamogeton x cognatus Asch. & Graebn. Views: 170.721 Forb/herb - Perennial
Potamogeton confervoides Rchb. Views: 302.959 Forb/herb - Perennial Tuckerman's pondweed
Potamogeton x cooperi (Fryer) Fryer [excluded] Views: 189.628 - Synonyms: = Potamogeton x cymatodes Asch. & Graebn.
Potamogeton crispus L. Views: 1850.44 Forb/herb - Perennial curly pondweed
Potamogeton diversifolius Raf. Views: 389.425 Forb/herb - Perennial waterthread pondweed Synonyms: = Potamogeton capillaceus Poir. p.p. = Potamogeton capillaceus Poir. var. atripes Fernald = Potamogeton diversifolius Raf. var. multidenticulatus (Morong) Asch. & Graebn.
Potamogeton epihydrus Raf. Views: 417.117 Forb/herb - Perennial ribbonleaf pondweed Synonyms: = Potamogeton epihydrus Raf. ssp. nuttallii (Cham. & Schltdl.) Calder & Roy L. Taylor = Potamogeton epihydrus Raf. var. nuttallii (Cham. & Schltdl.) Fernald = Potamogeton epihydrus Raf. var. ramosus (Peck) House
Potamogeton x faxonii Morong (pro sp.) Views: 359.704 Forb/herb - Perennial
Potamogeton floridanus Small Views: 213.53 Forb/herb - Perennial Florida pondweed
Potamogeton foliosus Raf. Views: 405.538 Forb/herb - Perennial leafy pondweed
Potamogeton foliosus Raf. ssp. fibrillosus (Fernald) Haynes & C.B. Hellquist Views: 253.102 Forb/herb - Perennial leafy pondweed Synonyms: = Potamogeton fibrillosus Fernald = Potamogeton foliosus Raf. var. fibrillosus (Fernald) Haynes & Reveal
Potamogeton foliosus Raf. ssp. foliosus Views: 199.185 Forb/herb - Perennial leafy pondweed Synonyms: = Potamogeton curtissii Morong = Potamogeton foliosus Raf. var. foliosus = Potamogeton foliosus Raf. var. genuinus Fernald = Potamogeton foliosus Raf. var. macellus Fernald
Potamogeton friesii Rupr. Views: 481.784 Forb/herb - Perennial Fries' pondweed
Potamogeton x gessnacensis Fisch. [excluded] Views: 137.613 -
Potamogeton gramineus L. Views: 1789.71 Forb/herb - Perennial variableleaf pondweed Synonyms: = Potamogeton gramineus L. var. graminifolius Fr. = Potamogeton gramineus L. var. maximus Morong = Potamogeton gramineus L. var. myriophyllus J.W. Robbins = Potamogeton gramineus L. var. typicus Ogden
Potamogeton x griffithii Benn. (pro sp.) Views: 235.306 Forb/herb - Perennial
Potamogeton groenlandicus Hagstr. Views: 204.785 Forb/herb - Perennial Greenland pondweed Synonyms: = Potamogeton pusillus L. ssp. groenlandicus (Hagstr.) Bocher
Potamogeton x hagstroemii Benn. (pro sp.) Views: 179.685 Forb/herb - Perennial
Potamogeton x haynesii Hellquist & Crow Views: 186.402 Forb/herb - Perennial
Potamogeton hillii Morong Views: 268.954 Forb/herb - Perennial Hill's pondweed Synonyms: = Potamogeton porteri Fernald
Potamogeton illinoensis Morong Views: 467.961 Forb/herb - Perennial Illinois pondweed Synonyms: = Potamogeton angustifolius Bercht. & C. Presl = Potamogeton heterophyllus Schreb. = Potamogeton lucens auct. non L.
Potamogeton insulanus Hagstr. Views: 194.971 Forb/herb - Perennial tropical pondweed
Potamogeton x kochii Schultz [excluded] Views: 155.875 - Synonyms: = Potamogeton x spathulatus Schrad. ex W.D.J. Koch & Ziz
Potamogeton marianensis Cham. & Schltdl. Views: 171.698 - pondweed
Potamogeton x mysticus Morong (pro sp.) Views: 263.096 Forb/herb - Perennial
Potamogeton natans L. Views: 1282.39 Forb/herb - Perennial floating pondweed
Potamogeton x nericus Hagstr. Views: 202.646 Forb/herb - Perennial
Potamogeton x nitens Weber (pro sp.) Views: 226.067 Forb/herb - Perennial Synonyms: = Potamogeton x subnitens Hagstr.
Potamogeton nodosus Poir. Views: 1470.79 Forb/herb - Perennial longleaf pondweed Synonyms: = Potamogeton americanus Cham. & Schltdl. = Potamogeton fluitans Roth
Potamogeton oakesianus J.W. Robbins Views: 184.909 Forb/herb - Perennial Oakes' pondweed
Potamogeton oblongus Viv. Views: 140.225 Forb/herb - Perennial cinnamonspot pondweed Synonyms: = Potamogeton polygonifolius Pourr.
Potamogeton obtusifolius Mert. & W.D.J. Koch Views: 267.326 Forb/herb - Perennial bluntleaf pondweed
Potamogeton ogdenii Hellquist & Hilton Views: 232.428 Forb/herb - Perennial Ogden's pondweed
Potamogeton perfoliatus L. Views: 1655.16 Forb/herb - Perennial claspingleaf pondweed Synonyms: = Potamogeton amplexicaulis Kar. = Potamogeton bupleuroides Fernald = Potamogeton perfoliatus L. ssp. bupleuroides (Fernald) Hultén = Potamogeton perfoliatus L. var. bupleuroides (Fernald) Farw.
Potamogeton praelongus Wulfen Views: 1007.17 Forb/herb - Perennial whitestem pondweed Synonyms: = Potamogeton praelongus Wulfen var. angustifolius Graebn.
Potamogeton x prussicus Hagstr. Views: 196.324 Forb/herb - Perennial
Potamogeton pulcher Tuck. Views: 297.922 Forb/herb - Perennial spotted pondweed
Potamogeton x pusilliformis Fisch. [excluded] Views: 111.636 - Synonyms: = Potamogeton x intermedius Fisch.
Potamogeton pusillus L. Views: 1192.17 Forb/herb - Perennial small pondweed
Potamogeton pusillus L. ssp. gemmiparus (J.W. Robbins) Haynes & C.B. Hellquist Views: 252.59 Forb/herb - Perennial small pondweed Synonyms: = Potamogeton gemmiparus (J.W. Robbins) J.W. Robbins ex Morong = Potamogeton pusillus L. var. gemmiparus J.W. Robbins
Potamogeton pusillus L. ssp. pusillus Views: 192.056 Forb/herb - Perennial small pondweed Synonyms: = Potamogeton lateralis Morong p.p. = Potamogeton panormitanus Biv. = Potamogeton panormitanus Biv. var. major G. Fisch. = Potamogeton panormitanus Biv. var. minor Biv. = Potamogeton pusillus L. var. minor (Biv.) Fernald & B.G. Schub. = Potamogeton pusillus L. var. pusillus
Potamogeton pusillus L. ssp. tenuissimus (Mert. & W.D.J. Koch) Haynes & C.B. Hellquist Views: 255.008 Forb/herb - Perennial small pondweed Synonyms: = Potamogeton berchtoldii Fieber = Potamogeton berchtoldii Fieber var. acuminatus Fieber = Potamogeton berchtoldii Fieber var. colpophilus (Fernald) Fernald = Potamogeton berchtoldii Fieber var. lacunatus (Hagstr.) Fernald = Potamogeton berchtoldii Fieber var. mucronatus Fieber = Potamogeton berchtoldii Fieber var. polyphyllus (Morong) Fernald = Potamogeton berchtoldii Fieber var. tenuissimus (Mert. & W.D.J. Koch) Fernald = Potamogeton pusillus L. var. mucronatus (Fieber) Graebn. = Potamogeton pusillus L. var. tenuissimus Mert. & W.D.J. Koch
Potamogeton x rectifolius Benn. Views: 154.548 Forb/herb - Perennial
Potamogeton richardsonii (Benn.) Rydb. Views: 275.151 Forb/herb - Perennial Richardson's pondweed Synonyms: = Potamogeton perfoliatus L. ssp. richardsonii (Benn.) Hultén = Potamogeton perfoliatus L. var. richardsonii Benn.
Potamogeton robbinsii Oakes Views: 485.217 Forb/herb - Perennial Robbins' pondweed
Potamogeton x saxonicus Hagstr. Views: 167.751 Forb/herb - Perennial
Potamogeton x schreberi Fisch. Views: 259.103 Forb/herb - Perennial Schreber's pondweed Synonyms: = Potamogeton x perplexus Benn.
Potamogeton x scoliophyllus Hagstr. Views: 207.009 Forb/herb - Perennial
Potamogeton x semenii Asch. & Graebn. [excluded] Views: 118.256 -
Potamogeton x semifructus Bennett ex Asch. & Graebn. [excluded] Views: 179.249 -
Potamogeton x sparganiifolius Laest. ex Fr. (pro sp.) Views: 129.48 Forb/herb - Perennial
Potamogeton x spathuliformis (J.W. Robbins) Morong (pro sp.) Views: 225.653 Forb/herb - Perennial Synonyms: = Potamogeton varians Morong
Potamogeton spirillus Tuck. Views: 366.166 Forb/herb - Perennial spiral pondweed Synonyms: = Potamogeton dimorphus Raf.
Potamogeton strictifolius Benn. Views: 319.28 Forb/herb - Perennial narrowleaf pondweed Synonyms: = Potamogeton longiligulatus Fernald = Potamogeton pusillus L. var. rutiloides (Fernald) B. Boivin = Potamogeton rutilus auct. non Wolfgang = Potamogeton strictifolius Benn. var. rutiloides Fernald = Potamogeton strictifolius Benn. var. typicus Fernald
Potamogeton x subobtusus Hagstr. Views: 128.348 Forb/herb - Perennial
Potamogeton x subsessilis Hagstr. Views: 116.063 Forb/herb - Perennial
Potamogeton subsibiricus Hagstr. Views: 210.272 Forb/herb - Perennial Yenisei River pondweed Synonyms: = Potamogeton porsildiorum Fernald
Potamogeton tennesseensis Fernald Views: 215.039 Forb/herb - Perennial Tennessee pondweed
Potamogeton x undulatus Wolfgang ex Schult. & Schult. f. (pro sp.) [excluded] Views: 274.682 -
Potamogeton vaseyi J.W. Robbins Views: 288.292 Forb/herb - Perennial Vasey's pondweed Synonyms: = Potamogeton lateralis Morong p.p.
Potamogeton x vilnensis Galinis Views: 132.194 -
Potamogeton zosteriformis Fernald Views: 395.73 Forb/herb - Perennial flatstem pondweed Synonyms: = Potamogeton compressus auct. non L. = Potamogeton zosterifolius Schumach. ssp. zosteriformis (Fernald) Hultén

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