Spirodela polyrrhiza

ClassificationMonocots
FamilyAraceae
Family (Traditional)Araceae
GenusSpirodela
SpeciesSpirodela polyrrhiza (L.) Schleid.
Common Namecommon duckmeat
Growth Habitforb
Plant NotesLeaf Persistance: Deciduous; Habit: forb; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Aquatic;
Leaf Arrangement: Floating; Simple/Compound: Thalloid; Leaf Complexity: 0;
Flower Color2: Green; Fruit Color: Brown ;
*Average C-Value: 3.8
C value 4
StatusNative; TN[SNR] KY[S5] (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
Lemna polyrrhiza Lemna polyrrhiza
Spirodela polyrrhiza var. masonii Spirodela polyrrhiza var. masonii Daubs

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: Adair (KY), Bath (KY), Boone (KY), Bourbon (KY), Bracken (KY), Campbell (KY), Clark (KY), Clinton (KY), Crittenden (KY), Fayette (KY), Franklin (KY), Grant (KY), Graves (KY), Lewis (KY), Lincoln (KY), Livingston (KY), Logan (KY), Lyon (KY), Madison (KY), Mercer (KY), Robertson (KY), Woodford (KY), Cannon (TN), Carroll (TN), DeKalb (TN), Giles (TN), Hawkins (TN), Haywood (TN), Henry (TN), Humphreys (TN), Knox (TN), Lake (TN), Lauderdale (TN), Marion (TN), Maury (TN), Montgomery (TN), Obion (TN), Rhea (TN), Roane (TN), Robertson (TN), Shelby (TN), Stewart (TN), Tipton (TN), White (TN), Wilson (TN)

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

Range of years during which specimens were collected: 1954 - 2002

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100105012 Graves Kentucky 18 Jul 1998 Timothy J. Weckman
4094
EKY
Spirodela polyrrhiza
31234100105004 Franklin Kentucky 09 Aug 1956 Mary E. Wharton
10475a
EKY
Spirodela polyrrhiza
31234100104973 Clark Kentucky 24 Oct 1954 Mary Ruth Beckett
55
EKY
Spirodela polyrrhiza
31234100104999 Clinton Kentucky 15 Jun 1995 Gary W. Libby
956
EKY
Spirodela polyrrhiza
31234100105020 Lincoln Kentucky 11 Jul 1978 Barbara Jeffries
10B
EKY
Spirodela polyrrhiza
31234100105061 White Tennessee 11 Jun 1987 Ronald L. Jones
4925
EKY
Spirodela polyrrhiza
31234100105046 Madison Kentucky 04 Aug 1956 Mary E. Wharton
10475
EKY
Spirodela polyrrhiza
31234100104965 Bourbon Kentucky 08 Jul 1957 Mary E. Wharton
10992
EKY
Spirodela polyrrhiza
31973000015854 Bath Kentucky
KNK
Spirodela polyrrhiza
31973000015855 Campbell Kentucky
KNK
Spirodela polyrrhiza
31973000015861 Bracken Kentucky
KNK
Spirodela polyrrhiza
31973000015859 Logan Kentucky
KNK
Spirodela polyrrhiza
31973000015858 Lewis Kentucky
KNK
Spirodela polyrrhiza
31234100104957 Adair Kentucky 23 Jun 1989 Bruce Hoagland
221
EKY
Spirodela polyrrhiza
31234100105053 Robertson Kentucky 15 May 2002 Timothy J. Weckman
7077
EKY
Spirodela polyrrhiza
31234100105079 Crittenden Kentucky 02 Aug 1975 Eric A. Catmur
EKY
Spirodela polyrrhiza
31234100105038 Madison Kentucky 12 Jul 1992 Stephen A. Walker
424
EKY
Spirodela polyrrhiza
31234100105087 Woodford Kentucky 25 Jul 1956 Mary E. Wharton
10400
EKY
Spirodela polyrrhiza
31973000015856 Boone Kentucky
KNK
Spirodela polyrrhiza
31973000015857 Grant Kentucky
KNK
Spirodela polyrrhiza
TENN-V-0059330 Maury Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059317 Carroll Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059318 DeKalb Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0210063 Tennessee A. Gattinger
TENN
Spirodela polyrrhiza
TENN-V-0059327 Knox Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059322 Hawkins Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059336 Obion Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059341 White Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059319 DeKalb Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059331 Rhea Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059346 Fayette Kentucky
TENN
Spirodela polyrrhiza
TENN-V-0059337 Roane Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059325 Humphreys Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059326 Knox Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059340 Tipton Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059339 Tipton Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059321 Giles Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059324 Henry Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059333 Maury Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059328 Lauderdale Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059323 Haywood Tennessee
TENN
Spirodela polyrrhiza
UCHT004855 DeKalb Tennessee
UCHT
Spirodela polyrrhiza
TENN-V-0059329 Lauderdale Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059334 Obion Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059335 Obion Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059342 Wilson Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059338 Tipton Tennessee
TENN
Spirodela polyrrhiza
TENN-V-0059332 Shelby Tennessee
TENN
Spirodela polyrrhiza
UCHT004859 Marion Tennessee
UCHT
Spirodela polyrrhiza
UCHT004858 DeKalb Tennessee 03 Aug 1983 Gary H. Morton
8863
UCHT
Spirodela polyrrhiza
UCHT004860 Rhea Tennessee
UCHT
Spirodela polyrrhiza
UCHT004857 Marion Tennessee
UCHT
Spirodela polyrrhiza
APSC0025930 Stewart Tennessee
APSC
Spirodela polyrrhiza
APSC0025942 Montgomery Tennessee
APSC
Spirodela polyrrhiza
APSC0071673 Lyon Kentucky
APSC
Spirodela polyrrhiza
APSC0025936 Robertson Tennessee
APSC
Spirodela polyrrhiza
APSC0076739 Logan Kentucky
APSC
Spirodela polyrrhiza
UCHT004856 Marion Tennessee
UCHT
Spirodela polyrrhiza
APSC0025944 Montgomery Tennessee
APSC
Spirodela polyrrhiza
APSC0098122 Cannon Tennessee
APSC
Spirodela polyrrhiza
APSC0025939 Rhea Tennessee
APSC
Spirodela polyrrhiza
APSC0025931 Stewart Tennessee
APSC
Spirodela polyrrhiza
APSC0025932 Stewart Tennessee
APSC
Spirodela polyrrhiza
APSC0091312 Lake Tennessee
APSC
Spirodela polyrrhiza
APSC0025940 Montgomery Tennessee
APSC
Spirodela polyrrhiza
APSC0025938 Montgomery Tennessee
APSC
Spirodela polyrrhiza
APSC0098824 Cannon Tennessee
APSC
Spirodela polyrrhiza
APSC0071675 Woodford Kentucky
APSC
Spirodela polyrrhiza
APSC0025937 Rhea Tennessee
APSC
Spirodela polyrrhiza
APSC0025943 Montgomery Tennessee
APSC
Spirodela polyrrhiza
APSC0025948 Stewart Tennessee
APSC
Spirodela polyrrhiza
UTM00140 Obion Tennessee
UTM
Spirodela polyrrhiza
APSC0025934 Stewart Tennessee
APSC
Spirodela polyrrhiza
APSC0025947 Robertson Tennessee
APSC
Spirodela polyrrhiza
APSC0025946 Montgomery Tennessee
APSC
Spirodela polyrrhiza
APSC0071674 Mercer Kentucky
APSC
Spirodela polyrrhiza
APSC0025941 Montgomery Tennessee
APSC
Spirodela polyrrhiza
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