Myriophyllum spicatum L.
Family: Haloragaceae
Eurasian water-milfoil,  more...
Myriophyllum spicatum image
Matthew L. Wagner  
Etymology: Myriophyllum: from Greek myrios, "numberless," and phyllon, "leaf," alluding to the many divisions of the submerged leaves of these aquatic plants
Plants: perennial, submersed aquatic; stems with a few branches, light colored, winter bud's stems U-shaped at the base; from rhizomes
Leaves: 4 -5 leaves per whorl, short-stalked; finely, pinnately-divided into 5-12 pairs of thread-like leaflets, the lower ones longer than the upper ones
Flowers: red, 4-parted, winter buds cylindrical; inflorescence a spike held above the water with whorled flowers from axils of short, mostly smooth-edged bracts
Fruits: 4 parted with mostly a smooth surface
Habitat: lakes, shallow to more than 16' deep, fairly clear water; in soft sediment soil
Myriophyllum spicatum image
Andrew Hipp  
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Paul Skawinski  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Matthew L. Wagner  
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Robert W. Freckmann  
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Dennis W. Woodland  
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Steve C. Garske  
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Merel R. Black  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Robert W. Freckmann  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Steve C. Garske  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Steve C. Garske  
Myriophyllum spicatum image
Steve C. Garske  
Myriophyllum spicatum image
Paul Skawinski  
Myriophyllum spicatum image
Steve C. Garske  
Myriophyllum spicatum image
Botanical Illustration  
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Kurt Stüber  
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