Marsilea quadrifolia

ClassificationPteridophytes
FamilyMarsileaceae
Family (Traditional)Marsileaceae
GenusMarsilea
SpeciesMarsilea quadrifolia L.
Common NameEuropean waterclover, Water shamrock
Growth Habitfern
Plant NotesLeaf Persistance: Deciduous; Habit: fern; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Aquatic; Mud;
Leaf Arrangement: Basal; Simple/Compound: Compound;
Fruit Color: ;
*Average C-Value: 0.0
C value 0
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); KY[SNA] (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

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: Casey (KY), Fayette (KY), Shelby (TN)

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

Range of years during which specimens were collected: 1978 - 1980

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100021011 Casey Kentucky 23 Jul 1978 Mary Lou Branson
49
EKY
Marsilea quadrifolia
UCHT000535 Tennessee 12 Nov 1980 Denesky
5180
UCHT
Marsilea quadrifolia
MDKY00000770 Fayette Kentucky
MDKY
Marsilea quadrifolia
TENN-V-0011669 Fayette Kentucky
TENN
Marsilea quadrifolia
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