Myriophyllum pinnatum

ClassificationDicots
FamilyHaloragaceae
Family (Traditional)Haloragaceae
GenusMyriophyllum
SpeciesMyriophyllum pinnatum (Walter) Britton, Sterns & Poggenb.
Common NameCutleaf watermilfoil
Growth Habitforb
Plant NotesHabit: forb; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Aquatic;
Leaf Arrangement: Whorled; Simple/Compound: Compound;
Hypanthium: No; Perianth Absent: No; Fruit Color: ;
*Average C-Value: 7.6
C value 8
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[S1] KY[SH] (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
Myriophyllum scabratum Myriophyllum scabratum Cham.
Myriophyllum verticillatum var. cheneyi Myriophyllum verticillatum var. cheneyi
Potamogeton pinnatum Potamogeton pinnatum Walter

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: Livingston (KY), Coffee (TN), Franklin (TN), Henry (TN), Warren (TN)

Herbaria represented by specimen data listed below: APSC, EKY, TENN, UCHT, UOS

Range of years during which specimens were collected: 1972 - 1972

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100458668 Franklin Tennessee Ronald L. Jones
EKY
Myriophyllum pinnatum
TENN-V-0158658 Warren Tennessee
TENN
Myriophyllum pinnatum
TENN-V-0158657 Warren Tennessee
TENN
Myriophyllum pinnatum
TENN-V-0158653 Franklin Tennessee
TENN
Myriophyllum pinnatum
APSC0115440 Livingston Kentucky 24 May 1972
APSC
Myriophyllum pinnatum
UOS03210 Coffee Tennessee Douglas E. Kennemore, Jr.
UOS
Myriophyllum pinnatum
31234100458676 Warren Tennessee Thomas S. patrick
EKY
Myriophyllum pinnatum
31234100458650 Franklin Tennessee Ronald L. Jones
EKY
Myriophyllum pinnatum
TENN-V-0158650 Coffee Tennessee
TENN
Myriophyllum pinnatum
TENN-V-0158656 Henry Tennessee
TENN
Myriophyllum pinnatum
TENN-V-0158655 Henry Tennessee
TENN
Myriophyllum pinnatum
TENN-V-0158652 Franklin Tennessee
TENN
Myriophyllum pinnatum
TENN-V-0158654 Henry Tennessee
TENN
Myriophyllum pinnatum
TENN-V-0158651 Coffee Tennessee
TENN
Myriophyllum pinnatum
UCHT020912 Tennessee
UCHT
Myriophyllum pinnatum
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