Elodea canadensis March 9, 2020December 24, 2019 by rcarr Scientific NameElodea canadensis Michx.FamilyHydrocharitaceaeCommon NamesCanadian, Rocky Mountain, or common waterweedEastern WashingtonNativeConservation StatusNotes 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. – 10/3/2011W shore of Coffin Lake W of Colville, WA on the rd to Tiger; N 48.575995 W 117.555233 – Stevens Co. – 10/3/2011Along 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.; 8/17/2012Along 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.; 8/17/2012Along 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.; 8/17/2012Along 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.; 8/17/2012Along 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.; 8/17/2012Along 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.; 8/17/2012Along 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.; 8/17/2012Along 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.; 8/17/2012Along 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.; 8/17/20124.8 air mi SW of Tiger, WA along the E edge of Leo Lake; N 48.64856 W 117.49296; Pend Oreille Co., 9/26/2016Leaves 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