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Myriophyllum pinnatum
Myriophyllum pinnatum (Walter) Britton, Sterns & Poggenb.
Cutleaf Watermilfoil
Haloragaceae (Water Milfoil Family)
Synonym(s): Myriophyllum scabratum, Myriophyllum verticillatum var. cheneyi, Potamogeton pinnatum
USDA Symbol: MYPI
USDA Native Status: L48 (N), CAN (N)
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Plant Characteristics
Duration: PerennialHabit: Herb
Fruit Type: Schizocarp
Size Notes: Stems aquatic or semi-aquatic, up to about 3 feet long.
Bloom Information
Bloom Color: White , Purple , BrownBloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct
Distribution
USA: AL , AR , CT , DE , FL , GA , IA , IL , IN , KS , KY , LA , MA , MO , MS , NC , ND , NE , NJ , NM , NY , OH , OK , RI , SC , SD , TN , TX , VA , WVCanada: BC , SK
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | OBL | OBL | OBL | OBL | OBL |
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 pinnatum in USDA PlantsFNA: Find Myriophyllum pinnatum in the Flora of North America (if available)
Google: Search Google for Myriophyllum pinnatum
Metadata
Record Modified: 2022-10-24Research By: Joseph A. Marcus