Myriophyllum spicatum
eurasian watermilfoil, eurasian water-milfoil, myriophylle en epi, spiked water milfoil, spike watermilfoil
Family
Haloragaceae
Leaf Arrangement
whorled
Leaf Margin
pinnatifid
Leaf Type
compound, dissected, pinnate, simple
Growth Form
forb, submerged aquatic, aquatic
Flower Month
April - September
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
introduced
Lifespan
perennial
Wetland Class
OBL
Field Characters
Emergent with reddish brown stems and feathery leaves in whorls of 4-6. M. aquaticum has bluish green stems.
Habitat
Ponds, tanks, pools, lakes, quiet streams, calcareous or somewhat brackish water.