| Scientific Name | Elodea canadensis Michx. |
| Family | Hydrocharitaceae |
| Common Names | Canadian, Rocky Mountain, or common waterweed |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
Click on any image to enlarge it.
W shore of Coffin Lake W of Colville, WA on the rd to Tiger; N 48.575995 W 117.555233 – Stevens Co. – 10/3/2011 
W shore of Coffin Lake W of Colville, WA on the rd to Tiger; N 48.575995 W 117.555233 – Stevens Co. – 10/3/2011 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.08007 W 119.33601; Grant Co.; 8/17/2012 
4.8 air mi SW of Tiger, WA along the E edge of Leo Lake; N 48.64856 W 117.49296; Pend Oreille Co., 9/26/2016 
Leaves of Elodea nuttallii for comparison. 3.06 air mi SW of Mattawa, WA just S of the Buckshot Recreation area parking lot; N 46.71063 W 119.95333; Grant Co., 10/13/2016