Hydrocotyle sibthorpioides

Family (Traditional)Araliaceae
Species:Hydrocotyle sibthorpioides Lam.
Common NameLawn Marshpennywort
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: Yes; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Region of Origin: Asia; Reproductive Phenology: March; Reproductive Phenology: April; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: alternate; Leaf Arrangement: basal; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: palmate; Leaflet Margins: dentate; Leaflet Number: 0; Base Flower Color: White; Carpel Number/Pistil: 2; Carpel Number/Pistil: 5; Fruit Dehiscence: No; Fruit Type: Schizocarp; Fruit Wet/Dry: Dry; Ovary Position: Inferior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Petal Fusion: No; Petal Number: 5; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Axillary; Sepal Fusion: No; Sepal Number: 0; Sepal Number: 5; Sporangium Arrangement: N/A; Stamen Number: 5; Tepal Fusion: N/A; Tepal Number: 0
C value N/A
StatusNot Native; AGCP (FACW), EMP (FACW) (NWPL); TN[SNA] KY[SNA] (State Rank); GNR (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
  • 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


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: Jefferson (KY), Crockett (TN), Franklin (TN), Sevier (TN), Shelby (TN), Smith (TN), Washington (TN)

Herbaria represented by specimen data listed below: APSC, BOON, EKY, TENN, UCHT, UOS

Range of years during which specimens were collected: 1970 - 2009

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0159324 Crockett Tennessee
Hydrocotyle sibthorpioides
TENN-V-0159327 Washington Tennessee
Hydrocotyle sibthorpioides
010990 Sevier Tennessee 23 Apr 2008 Derick B. Poindexter
Hydrocotyle sibthorpioides
TENN-V-0159326 Smith Tennessee
Hydrocotyle sibthorpioides
APSC0078391 Jefferson Kentucky 20 Oct 1991 Max Medley
Hydrocotyle sibthorpioides
31234100211109 Shelby Tennessee 30 May 1970 Elizabeth M. Browne
Hydrocotyle sibthorpioides
UOS00544 Franklin Tennessee 10 Oct 2009 Jon Evans
Hydrocotyle sibthorpioides
UCHT021205 Tennessee
Hydrocotyle sibthorpioides
TENN-V-0159325 Shelby Tennessee
Hydrocotyle sibthorpioides
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Plant Photos

Hydrocotyle sibthorpioides - Dwayne Estes
Hydrocotyle sibthorpioides - Dwayne Estes
Hydrocotyle sibthorpioides - Dwayne Estes
Hydrocotyle sibthorpioides - Dwayne Estes
Hydrocotyle sibthorpioides - Dwayne Estes
Hydrocotyle sibthorpioides - Dwayne Estes
Hydrocotyle sibthorpioides - Dwayne Estes
Hydrocotyle sibthorpioides - Dwayne Estes