Plants Profile for Eichhornia crassipes (common water hyacinth)

General Information
Symbol:	EICR
Group:	Monocot
Family:	Pontederiaceae
Duration:	Perennial
Growth Habit:	Forb/herb
Native Status:	CAN W HI I L48 I PB I PR I VI I
Data Source and Documentation

	Native		Introduced		Both		Absent/Unreported
	Native, No County Data		Introduced, No County Data		Both, No County Data

L48

NAV

CAN

SPM

Images

click on a thumbnail to view an image, or see all the Eichhornia thumbnails at the Plants Gallery

©J.S. Peterson. USDA NRCS National Plant Data Center (NPDC). United States, LA, St. Landry Parish, Lake Martin. May 19, 2002. Usage Requirements.

©J.S. Peterson. USDA NRCS National Plant Data Center (NPDC). United States, CO, Denver Botanic Gardens. August 11, 2003. Usage Requirements.

©Mark W. Skinner. Costa Rica, Palo Verde. August 1980. Usage Requirements.

©Richard A. Howard. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. Saint Vincent and the Grenadines, Saint Vincent. Usage Requirements.

Synonyms

Symbol	Scientific Name
EISP	Eichhornia speciosa Kunth
PICR2	Piaropus crassipes (Mart.) Raf.

Classification

Click on a scientific name below to expand it in the PLANTS Classification Report.

Rank	Scientific Name and Common Name
Kingdom	Plantae – Plants
Subkingdom	Tracheobionta – Vascular plants
Superdivision	Spermatophyta – Seed plants
Division	Magnoliophyta – Flowering plants
Class	Liliopsida – Monocotyledons
Subclass	Liliidae
Order	Liliales
Family	Pontederiaceae – Water-Hyacinth family
Genus	Eichhornia Kunth – water hyacinth
Species	Eichhornia crassipes (Mart.) Solms – common water hyacinth

Subordinate Taxa

This plant has no children

Legal Status

Noxious Weed Information
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds.
Alabama floating waterhyacinth Class C noxious weed
Arizona floating water hyacinth Prohibited noxious weed floating water hyacinth Regulated noxious weeds floating water hyacinth Restricted noxious weed
California waterhyacinth C list (noxious weeds)
Connecticut common water-hyacinth Potentially invasive, not banned
Florida Eichhornia waterhyacinth Prohibited aquatic plant, Class 1
South Carolina water hyacinth Invasive aquatic plant waterhyacinth Plant pest
Texas waterhyacinth Noxious plant

U.S. Weed Information
Eichhornia Eichhornia crassipes floating water hyacinth jacinthe d'eau jacinto de agua lirio acuatico mbekambekairanga water hyacinth This plant and the related entity italicized and indented above can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
STATE	Assorted authors. State noxious weed lists for 46 states. State agriculture or natural resource departments.
Cal-IPC	California Invasive Plant Council. 2006. California Invasive Plant Inventory. Cal-IPC Publication 2006-02 (1 February 2007). California Invasive Plant Council. Berkeley, California.
FLEPPC	Florida Exotic Pest Plant Council. 1999. Invasive plant list. Florida Exotic Pest Plant Council. Florida.
SWSS	Southern Weed Science Society. 1998. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society. Champaign, Illinois.

Wetland Status

Interpreting Wetland Status

Top Level Regions
Caribbean	OBL
Hawaii	OBL

North America
Arid West	OBL
Atlantic and Gulf Coastal Plain	OBL
Eastern Mountains and Piedmont	OBL
Great Plains	OBL
Midwest	OBL
Northcentral & Northeast	OBL
Western Mountains, Valleys, and Coast	OBL