Eragrostis japonica

Family (Traditional)Poaceae
Species:Eragrostis japonica Trin.
Common NamePond Lovegrass
Growth Habitgraminoid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: LC; Duration: Annual; General Ecology: Terrestrial; Growth Habit: graminoid; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: Africa; Region of Origin: Asia; Region of Origin: Europe; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Reproductive Phenology: November; Leaf Arrangement: alternate; Leaf Arrangement: basal; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Type: grass-like; Leaf Venation: parallel; Leaflet Margins: entire; Leaflet Number: 0; Base Flower Color: Brown (incl. Maroon); Base Flower Color: Green; Fruit Dehiscence: No; Fruit Type: Caryopsis; Fruit Type: Grain; Fruit Wet/Dry: Dry; Hypanthium Present: No; Ovary Position: Superior; Overall Flower Symmetry: N/A; Perianth Present: No; Placentation Type: Parietal; Placentation Type: Basal; Sporangium Arrangement: N/A
C value N/A
StatusNot Native; AGCP (FAC), EMP (OBL) (NWPL)
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
  • 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


SynonymFull Citation
Catabrosa micrantha Catabrosa micrantha Hochst. ex A. Rich.
Eragrostis aturensis Eragrostis aturensis (Kunth) Trin. ex Steud.
Eragrostis brasiliana Eragrostis brasiliana Nees
Eragrostis conferta Eragrostis conferta (Elliott) Trin.
Eragrostis diplachnoides Eragrostis diplachnoides Steud.
Eragrostis elegans Eragrostis elegans
Eragrostis elegans var. laxiflora Eragrostis elegans var. laxiflora Arechav.
Eragrostis glomerata Eragrostis glomerata L.H.Dewey
Eragrostis hapalantha Eragrostis hapalantha Trin.
Eragrostis interrupta var. laxiflora Eragrostis interrupta var. laxiflora Döll
Eragrostis interrupta var. parviflora Eragrostis interrupta var. parviflora Döll
Eragrostis namaquensis Eragrostis namaquensis Nees ex Schrad.
Eragrostis namaquensis var. diplachnoides Eragrostis namaquensis var. diplachnoides (Steud.) Clayton
Eragrostis pallida Eragrostis pallida
Glyceria micrantha Glyceria micrantha Steud.
Megastachya aturensis Megastachya aturensis (Kunth) Roem. & Schult.
Megastachya brasiliensis Megastachya brasiliensis Schult. ex B.D. Jacks.
Megastachya glomerata Megastachya glomerata (Walter) Schult.
Poa aturensis Poa aturensis Kunth
Poa glomerata Poa glomerata Desf.
Poa interrupta Poa interrupta
Poa japonica Poa japonica Thunb.
Poa sporoboloides Poa sporoboloides A. Rich.
Vilfa confertiflora Vilfa confertiflora (A. Rich.) Steud.

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: Fayette (TN), Hardeman (TN), Haywood (TN), Humphreys (TN), Lauderdale (TN), Shelby (TN)

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

Range of years during which specimens were collected: 1960 - 1976

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0031232 Fayette Tennessee
Eragrostis glomerata
TENN-V-0031238 Shelby Tennessee
Eragrostis glomerata
APSC0032708 Shelby Tennessee
Eragrostis japonica
TENN-V-0031235 Haywood Tennessee
Eragrostis glomerata
TENN-V-0031234 Haywood Tennessee
Eragrostis glomerata
MEM000110 Fayette Tennessee 02 Nov 1963 T.L. Jackson
Eragrostis japonica
MEM000109 Shelby Tennessee 20 Jul 1960 M.D. Hassell
Eragrostis japonica
MEM008037 Shelby Tennessee 19 Aug 1971 John E. Thompson Jr.
Eragrostis japonica
TENN-V-0031237 Lauderdale Tennessee
Eragrostis glomerata
APSC0032707 Humphreys Tennessee
Eragrostis japonica
TENN-V-0031236 Humphreys Tennessee
Eragrostis glomerata
MEM020205 Lauderdale Tennessee 14 Sep 1976 Patrick Keiran
Eragrostis japonica
TENN-V-0031233 Hardeman Tennessee
Eragrostis glomerata
APSC0032706 Humphreys Tennessee
Eragrostis japonica
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