Lemna aequinoctialis

ClassificationMonocots
FamilyAraceae
Family (Traditional)Araceae
GenusLemna
Species:Lemna aequinoctialis Welw.
Common NameLesser Duckweed
Growth Habitthalloid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: LC; Duration: Perennial; General Ecology: Aquatic; Growth Habit: thalloid; Moisture Requirements: Hydric; Moisture Requirements: Wetland; 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; Tepal Number: N/A
C value 4
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] KY[S1S3] (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
Lemna angolensis Lemna angolensis Welw. ex Hegelm.
Lemna paucicostata Lemna paucicostata Hegelm.
Lemna trinervis Lemna trinervis (Austin) Small

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: Bell (KY), Lewis (KY), Greene (TN), Shelby (TN), White (TN)

Herbaria represented by specimen data listed below: KNK, MEM, TENN

Range of years during which specimens were collected: 1970 - 1970

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used
31973000015850 Lewis Kentucky
KNK
Lemna aequinoctialis
TENN-V-0059273 Bell Kentucky
TENN
Lemna aequinoctialis
TENN-V-0059259 White Tennessee
TENN
Lemna aequinoctialis
TENN-V-0059258 Shelby Tennessee
TENN
Lemna aequinoctialis
TENN-V-0210064 Tennessee A. Gattinger
 TENN
Lemna aequinoctialis
TENN-V-0059239 Greene Tennessee
TENN
Lemna aequinoctialis
MEM013171 Shelby Tennessee 18 Sep 1970 Elizabeth M. Browne, Edward T. Browne Jr.
70N3.3		 MEM
Lemna aequinoctialis
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