Eichhornia crassipes

ClassificationMonocots
FamilyPontederiaceae
Family (Traditional)Pontederiaceae
GenusEichhornia
Species:Eichhornia crassipes (Mart.) Solms
Common NameWater Hyacinth
Growth Habitforb
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: forb; Region of Origin: North America; Region of Origin: South America; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: basal; Leaf Arrangement: floating; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: parallel; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Dorsifixed; Base Flower Color: Blue; Carpel Number/Pistil: 3; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Type: Utricle; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: spike; Ovary Position: Superior; Overall Flower Symmetry: Zygomorphic; Perianth Present: Yes; Petal Fusion: Yes; Petal Number: 3; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Parietal; Placentation Type: Basal; Sepal Fusion: Yes; Sepal Number: 3; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 6; Tepal Fusion: Yes; Tepal Number: 6
C value N/A
StatusNot Native; AGCP (OBL), EMP (OBL) (NWPL); TN[SNA] KY[SNA] (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

SynonymFull Citation
Eichhornia speciosa Eichhornia speciosa Kunth
Piaropus crassipes Piaropus crassipes (Mart.) Raf.
Pontederia crassipes Pontederia crassipes

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), Madison (KY), Trigg (KY), Benton (TN), Bradley (TN), Franklin (TN), Humphreys (TN), Shelby (TN), Stewart (TN), Williamson (TN)

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

Range of years during which specimens were collected: 1940 - 2004

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
BEREA008345 Madison Kentucky
BEREA
Eichhornia crassipes
TENN-V-0061002 Bradley Tennessee
TENN
Eichhornia crassipes
TENN-V-0061004 Humphreys Tennessee
TENN
Eichhornia crassipes
APSC0031797 Benton Tennessee
APSC
Eichhornia crassipes
APSC0031803 Trigg Kentucky
APSC
Eichhornia crassipes
APSC0031799 Benton Tennessee
APSC
Eichhornia crassipes
APSC0113565 Jefferson Kentucky 20 Aug 1940
APSC
Eichhornia crassipes
APSC0031798 Williamson Tennessee 02 Oct 2003 Margret Rhinehart
APSC
Eichhornia crassipes
APSC0031804 Trigg Kentucky
APSC
Eichhornia crassipes
APSC0031805 Trigg Kentucky
APSC
Eichhornia crassipes
UOS08252 Franklin Tennessee 19 Aug 2004 Yolande M. Gottfried
UOS
Eichhornia crassipes
MEM006235 Shelby Tennessee 04 Nov 1972 John E. Thompson Jr.
1057
MEM
Eichhornia crassipes
TENN-V-0061003 Bradley Tennessee
TENN
Eichhornia crassipes
APSC0031802 Stewart Tennessee 18 Dec 1998 Edward Chester
APSC
Eichhornia crassipes
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Plant Photos

Eichhornia crassipes - Milo Pyne
Eichhornia crassipes - Milo Pyne
Eichhornia crassipes - Milo Pyne
Eichhornia crassipes - Milo Pyne
Eichhornia crassipes - Milo Pyne
Eichhornia crassipes - Milo Pyne