Potamogeton illinoensis

ClassificationMonocots
FamilyPotamogetonaceae
Family (Traditional)Potamogetonaceae
GenusPotamogeton
SpeciesPotamogeton illinoensis Morong
Common NameIllinois pondweed
Growth Habitforb
Plant NotesLeaf Persistance: Deciduous; Habit: forb; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Aquatic;
Leaf Arrangement: Alternate; Floating; Submerged; Simple/Compound: Simple;
Fruit Color: ;
*Average C-Value: 6.5
C value 6
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); KY[S2] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

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Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Potamogeton angustifolius Potamogeton angustifolius Bercht. & K. Presl
Potamogeton heterophyllus Potamogeton heterophyllus Schreb.
Potamogeton lucens Potamogeton lucens auct. non L.
Potamogeton lucens var. connecticutensis Potamogeton lucens var. connecticutensis
Potamogeton lucens var. floridanus Potamogeton lucens var. floridanus
Potamogeton methyensis Potamogeton methyensis A. Benn.

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Ballard (KY), Jackson (KY), Jefferson (KY), Laurel (KY), Madison (KY), Wayne (KY)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, MDKY, TENN

Range of years during which specimens were collected: -

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100147329 Laurel Kentucky B. D. Fields
EKY
Potamogeton illinoensis
BEREA008367 Wayne Kentucky
BEREA
Potamogeton illinoensis
BEREA008366 Madison Kentucky
BEREA
Potamogeton illinoensis
TENN-V-0013432 Wayne Kentucky
TENN
Potamogeton illinoensis
BEREA008365 Jackson Kentucky
BEREA
Potamogeton illinoensis
BEREA008364 Jackson Kentucky
BEREA
Potamogeton illinoensis
MDKY00006722 Wayne Kentucky
MDKY
Potamogeton illinoensis
MDKY00006723 Wayne Kentucky
MDKY
Potamogeton illinoensis
APSC0104734 Jefferson Kentucky
APSC
Potamogeton illinoensis
APSC0104735 Ballard Kentucky
APSC
Potamogeton illinoensis
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