Polygonum aviculare February 28, 2020December 24, 2019 by rcarr Scientific NamePolygonum aviculare L.FamilyPolygonaceaeCommon Namesyard knotweed, common knotweedEastern WashingtonIntroducedSynonyms4 subspeciesConservation StatusNotes Click on any image to enlarge it. Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012Along Sand Dunes Rd. ca. 1.75 mi. S of S. Frontage Rd. E.; S of w. edge of Moses Lake, WA; N 47.07985 W 119.33303; Grant Co.; 8/19/2012