Elodea canadensis

ClassificationMonocots
FamilyHydrocharitaceae
Family (Traditional)Hydrocharitaceae
GenusElodea
Species:Elodea canadensis Michx.
Common NameCanadian Waterweed; Common Water Weed
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: GRSM; Natural Area Presence: LC; Natural Area Presence: LGS; Natural Area Presence: NRG; Duration: Perennial; General Ecology: Aquatic; Growth Habit: forb; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: whorled; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Type: broadleaf; Leaf Venation: one-veined; Leaflet Margins: serrate; Leaflet Margins: serrulate; Leaflet Number: 0; Base Flower Color: Pink; Base Flower Color: White; Carpel Number/Pistil: 0; Carpel Number/Pistil: 1; Carpel Number/Pistil: 2; Carpel Number/Pistil: 3; Carpel Number/Pistil: 4; Carpel Number/Pistil: 5; Carpel Number/Pistil: 6; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Overall Flower Symmetry: Actinomorphic; Sporangium Arrangement: N/A
C value 10
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] KY[S3?] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Currently no photos are available for this plant.

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
Anacharis canadensis Anacharis canadensis (Michx.) Planch.
Anacharis canadensis var. planchonii Anacharis canadensis var. planchonii (Caspary) Victorin
Elodea brandegeeae Elodea brandegeeae St. John
Elodea ioensis Elodea ioensis Wylie
Elodea latifolia Elodea latifolia Casp.
Elodea linearis Elodea linearis (Rydb.) St. John
Elodea planchonii Elodea planchonii Caspary
Philotria canadensis Philotria canadensis (Michx.) Britt.
Philotria linearis Philotria linearis Rydb.

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: Carter (KY), Greenup (KY), Menifee (KY), Anderson (TN), Carter (TN), Greene (TN), Hamilton (TN), Hawkins (TN), Hickman (TN), Humphreys (TN), Johnson (TN), McMinn (TN), Marion (TN), Montgomery (TN), Putnam (TN), Sullivan (TN), Washington (TN)

Herbaria represented by specimen data listed below: APSC, EKY, ETSU, HTTU, KNK, SWMT, TENN, UCHT, VDB

Range of years during which specimens were collected: 1939 - 1998

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used
31973000014122 Greenup Kentucky
KNK
Elodea canadensis
31973000014123 Anderson Tennessee
KNK
Elodea canadensis
TENN-V-0014536 Hawkins Tennessee
TENN
Elodea canadensis
UCHT001565 Hamilton Tennessee 05 Mar 1976 Joyce
2		 UCHT
Elodea canadensis
APSC0117054 Carter Kentucky
APSC
Elodea canadensis
TENN-V-0014538 Johnson Tennessee
TENN
Elodea canadensis
UCHT001559 Marion Tennessee 04 Aug 1983 Edwin Bridges
730		 UCHT
Elodea canadensis
UCHT001560 Marion Tennessee Edwin Bridges
 UCHT
Elodea canadensis
UCHT001563 Putnam Tennessee 28 Jun 1986 Michael Hawkins
70		 UCHT
Elodea canadensis
HTTU013097 Putnam Tennessee
HTTU
Anacharis canadensis
APSC0064923 Carter Tennessee
APSC
Elodea canadensis
APSC0038431 Montgomery Tennessee 26 Jun 1967 Jonathan Wert
 APSC
Elodea canadensis
ETSU018293 Sullivan Tennessee
ETSU
Elodea canadensis
UCHT001561 Marion Tennessee 05 Aug 1998 John Beck
2675		 UCHT
Elodea canadensis
APSC0038432 Montgomery Tennessee 26 Apr 1972 Frank Dodson
 APSC
Elodea canadensis
APSC0038434 Montgomery Tennessee 11 Jun 1979 Edward W. Chester, Floyd Scott
4057		 APSC
Elodea canadensis
31234100094919 Humphreys Tennessee 08 Jul 1979 Brian Boom
511		 EKY
Elodea canadensis
TENN-V-0014542 Sullivan Tennessee
TENN
Elodea canadensis
APSC0038430 Montgomery Tennessee 23 Sep 1949 Alfred Clebsch
685		 APSC
Elodea canadensis
HTTU013101 Putnam Tennessee
HTTU
Elodea canadensis
BRIT168093 Hickman Tennessee 15 Apr 1981 R. Kral
66934		 VDB
Elodea canadensis
31234100094901 Menifee Kentucky 14 Apr 1996 Harold Collins
21		 EKY
Elodea canadensis
TENN-V-0014537 Humphreys Tennessee
TENN
Elodea canadensis
TENN-V-0014535 Greene Tennessee
TENN
Elodea canadensis
TENN-V-0014540 Montgomery Tennessee
TENN
Elodea canadensis
UCHT001564 Putnam Tennessee Steve Jones
 UCHT
Elodea canadensis
APSC0038433 Montgomery Tennessee 20 Jul 1971 Edward W. Chester
2402		 APSC
Elodea canadensis
TENN-V-0014534 Carter Tennessee
TENN
Elodea canadensis
TENN-V-0014541 Tennessee
TENN
Elodea canadensis
UCHT001562 McMinn Tennessee
UCHT
Elodea canadensis
UCHT001566 Putnam Tennessee
UCHT
Elodea canadensis
HTTU013095 Putnam Tennessee
HTTU
Anacharis canadensis
HTTU013096 Putnam Tennessee
HTTU
Anacharis canadensis
SWMT00426 Tennessee 20 May 1939 W. Tyson
 SWMT
Elodea canadensis
ETSU018294 Washington Tennessee
ETSU
Elodea canadensis
TENN-V-0014539 Johnson Tennessee
TENN
Elodea canadensis
UCHT001558 Marion Tennessee
UCHT
Elodea canadensis
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