Lemna minor

ClassificationMonocots
FamilyAraceae
Family (Traditional)Araceae
GenusLemna
Species:Lemna minor L.
Common NameDuckweed
Growth Habitthalloid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: GILES; Duration: Perennial; General Ecology: Aquatic; Growth Habit: thalloid; Region of Origin: North America; Leaf Arrangement: floating; Leaf Complexity: thalloid; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: N/A (leaves absent); Leaf Type: thalloid; Leaf Venation: one-veined; Leaf Venation: palmate; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Green; Fruit Dehiscence: Yes; Fruit Type: Follicle; Fruit Wet/Dry: Dry; Overall Flower Symmetry: N/A; Placentation Type: Parietal; Sporangium Arrangement: N/A; Stamen Number: 2; Tepal Number: N/A
C value 4
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] KY[S4?] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

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

No synonyms exist for this species.

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), Boone (KY), Bracken (KY), Breckinridge (KY), Clark (KY), Daviess (KY), Garrard (KY), Grant (KY), Henderson (KY), Jefferson (KY), Jessamine (KY), Laurel (KY), Lyon (KY), Madison (KY), Marion (KY), Muhlenberg (KY), Owen (KY), Rockcastle (KY), Spencer (KY), Trigg (KY), Woodford (KY), Carter (TN), Cheatham (TN), Davidson (TN), Giles (TN), Greene (TN), Hamilton (TN), Hickman (TN), Humphreys (TN), Jefferson (TN), Knox (TN), Marion (TN), Montgomery (TN), Overton (TN), Rutherford (TN), Stewart (TN), Unicoi (TN), White (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, BOON, EKY, ETSU, KNK, MTSU, TENN

Range of years during which specimens were collected: 1978 - 2016

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100765211 Madison Kentucky 15 Sep 2016 Thomas McFadden
269
EKY
Lemna minor
31234100104833 Madison Kentucky 16 Jun 1988 Donna Perkins
17
EKY
Lemna minor
31234100104841 Madison Kentucky 16 Jul 1992 Myrna Marca
36
EKY
Lemna minor
31234100765229 Madison Kentucky 13 May 2016 Ralph Thompson
16-384
EKY
Lemna minor
31973000015852 Bracken Kentucky
KNK
Lemna minor
TENN-V-0059244 Knox Tennessee
TENN
Lemna minor
TENN-V-0059241 Hamilton Tennessee
TENN
Lemna minor
APSC0025922 Humphreys Tennessee
APSC
Lemna minor
APSC0025912 Montgomery Tennessee
APSC
Lemna minor
APSC0071681 Ballard Kentucky
APSC
Lemna minor
BEREA025989 Garrard Kentucky
BEREA
Lemna minor
ETSU008921 Carter Tennessee Frosty Levy
13279
ETSU
Lemna minor
31234100104866 Owen Kentucky 16 Jul 1978 Camacho
13
EKY
Lemna minor
N/A Carter Tennessee Frosty Levy
ETSU
Lemna minor
N/A Carter Tennessee 01 Aug 2012 Frosty Levy
ETSU
Lemna minor
TENN-V-0059237 Giles Tennessee
TENN
Lemna minor
TENN-V-0059235 Cheatham Tennessee
TENN
Lemna minor
TENN-V-0059240 Greene Tennessee
TENN
Lemna minor
APSC0025916 Montgomery Tennessee
APSC
Lemna minor
APSC0025918 Montgomery Tennessee
APSC
Lemna minor
APSC0025903 Lyon Kentucky
APSC
Lemna minor
APSC0108815 Breckinridge Kentucky
APSC
Lemna minor
APSC0025950 Hickman Tennessee
APSC
Lemna minor
31234100104817 Madison Kentucky 20 Jun 1992 Stephen A. Walker
412
EKY
Lemna minor
N/A Carter Tennessee 15 Aug 2014 Frosty Levy
ETSU
Lemna minor
APSC0025921 Montgomery Tennessee
APSC
Lemna minor
APSC0108818 Boone Kentucky
APSC
Lemna minor
APSC0108817 Muhlenberg Kentucky
APSC
Lemna minor
31234100104924 Marion Kentucky 03 Apr 1999 Ross C. Clark
24163
EKY
Lemna minor
31234100104882 Woodford Kentucky 29 Jul 1978 J. Stuart Lassetter
3087A
EKY
Lemna minor
ETSU002741 Unicoi Tennessee
ETSU
Lemna minor
31973000015851 Grant Kentucky
KNK
Lemna minor
TENN-V-0059243 Jefferson Tennessee
TENN
Lemna minor
APSC0074098 Jefferson Kentucky
APSC
Lemna minor
APSC0107384 Jefferson Kentucky
APSC
Lemna minor
APSC0025908 Stewart Tennessee
APSC
Lemna minor
APSC0074093 Jefferson Kentucky
APSC
Lemna minor
MTSU001694 Davidson Tennessee 31 Oct 2001 Angela Cathey
514
MTSU
Lemna minor
ETSU008922 Unicoi Tennessee 07 Aug 2015 Frosty Levy
ETSU
Lemna minor
31234100104874 Rockcastle Kentucky 25 Jun 1984 Ronald L. Jones
4353
EKY
Lemna minor
31234100104783 Clark Kentucky 22 Apr 1994 Ralph L. Thompson
94-145
EKY
Lemna minor
31234100104932 Woodford Kentucky 25 Jul 1992 Judith E. Rozeman
39
EKY
Lemna minor
BEREA003047 Madison Kentucky 09 Jun 1993 Gary W. Libby, Randy L. Mears
OB-414
BEREA
Lemna minor
BEREA003046 Laurel Kentucky 22 Jul 1987 Ralph L. Thompson, Edward W. J. FitzGerald
87-507
BEREA
Lemna minor
BEREA003043 Clark Kentucky 08 May 1993 J. Richard Abbott
4824
BEREA
Lemna minor
TENN-V-005923 Cheatham Tennessee
TENN
Lemna minor
005917 Knox Tennessee
BOON
Lemna minor
APSC0025917 Montgomery Tennessee
APSC
Lemna minor
APSC0065000 Giles Tennessee
APSC
Lemna minor
APSC0025907 Stewart Tennessee
APSC
Lemna minor
31234100104809 Henderson Kentucky 01 May 1980 Richard H. Hannan
3642
EKY
Lemna minor
BEREA003045 Garrard Kentucky 01 Sep 2003 Ralph L. Thompson
03-844
BEREA
Lemna minor
TENN-V-0059238 Giles Tennessee
TENN
Lemna minor
APSC0108819 Jefferson Kentucky
APSC
Lemna minor
APSC0025906 Stewart Tennessee
APSC
Lemna minor
APSC0074099 Jessamine Kentucky
APSC
Lemna minor
BEREA003048 Madison Kentucky 13 Sep 1995 Ralph L. Thompson, Rudy A. Gelis
R-313
BEREA
Lemna minor
BEREA003050 White Tennessee 22 Jul 1986 Ralph L. Thompson, Jan Jackson
86-621
BEREA
Lemna minor
APSC0064531 Marion Tennessee
APSC
Lemna minor
APSC0074096 Jefferson Kentucky
APSC
Lemna minor
APSC0025904 Trigg Kentucky
APSC
Lemna minor
APSC0025919 Montgomery Tennessee
APSC
Lemna minor
N/A Carter Tennessee Frosty Levy
ETSU
Lemna minor
31234100104825 Madison Kentucky 11 Jul 1978 J. Skidmore
10
EKY
Lemna minor
31234100104791 Daviess Kentucky 03 Sep 1980 Richard H. Hannan
5339
EKY
Lemna minor
BEREA003044 Clark Kentucky 27 Jun 1997 Ralph L. Thompson, Chris A. Fleming, Amanda N. Allen
97-569
BEREA
Lemna minor
TENN-V-0059256 Rutherford Tennessee
TENN
Lemna minor
TENN-V-0059255 Overton Tennessee
TENN
Lemna minor
APSC0074094 Spencer Kentucky
APSC
Lemna minor
APSC0025905 Lyon Kentucky
APSC
Lemna minor
APSC0108814 Jefferson Kentucky
APSC
Lemna minor
First Page Previous Page Next Page Last Page
Records per Page:

Plant Photos

Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw
Lemna minor - Joey Shaw