Host an Event Volunteer Join Tickets

Support the plant database you love!

Share

Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or you can choose a plant family:

Myriophyllum verticillatum

Myriophyllum verticillatum L.

Whorl-leaf Watermilfoil

Haloragaceae (Water Milfoil Family)

Synonym(s): Myriophyllum verticillatum var. intermedium, Myriophyllum verticillatum var. pectinatum, Myriophyllum verticillatum var. pinnatifidum

USDA Symbol: MYVE3

USDA Native Status: L48 (N), AK (N), CAN (N), SPM (N)

 

From the Image Gallery

No images of this plant

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Arrangement: Whorled
Leaf Shape: Ovate
Fruit Type: Schizocarp
Size Notes: Stems up to about 10 feet long, mostly submersed.

Bloom Information

Bloom Color: White , Yellow , Green , Purple
Bloom Time: Jul , Aug , Sep , Oct

Distribution

USA: AK , AR , CA , CO , CT , FL , GA , IA , ID , IL , IN , LA , MA , MD , ME , MI , MN , MT , ND , NE , NH , NJ , NM , NV , NY , OH , OR , PA , SD , TX , UT , VT , WA , WI , WY
Canada: NB , NS , PE

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: OBL OBL OBL OBL OBL OBL OBL OBL
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Myriophyllum verticillatum in USDA Plants
FNA: Find Myriophyllum verticillatum in the Flora of North America (if available)
Google: Search Google for Myriophyllum verticillatum

Metadata

Record Modified: 2023-01-11
Research By: TWC Staff

Go back