[The Water Milfoil Family in the Columbia River Gorge of Oregon and Washington]

Western Milfoil, Western Watermilfoil, Western Water Milfoil, Western Water-milfoil

Myriophyllum hippuroides

Western Milfoil, Western Watermilfoil, Western Water Milfoil, Western Water-milfoil: Myriophyllum hippuroides

Western water milfoil as seen in a moist vernal pond east of the Sandy River delta, western Columbia River Gorge..........September 8, 2012.

Western Milfoil, Western Watermilfoil, Western Water Milfoil, Western Water-milfoil: Myriophyllum hippuroides

Western Milfoil, Western Watermilfoil, Western Water Milfoil, Western Water-milfoil: Myriophyllum hippuroides - Western Milfoil, Western Watermilfoil, Western Water Milfoil, Western Water-milfoil: Myriophyllum hippuroides

Western water milfoil as seen in a moist vernal pond east of the Sandy River delta, western Columbia River Gorge..........September 8, 2012. Note the minute flowers in the leaf axils.
Paul Slichter