Equisetum laevigatum March 6, 2020December 24, 2019 by rcarr Scientific NameEquisetum laevigatum A. BraunFamilyEquisetaceaeCommon Namessmooth scouring rushEastern WashingtonNativeConservation StatusNotes Click on any image to enlarge it. Along Hwy 22 SE of Toppenish, WA 0.1 mi SE of Plank Rd; 46.30840N 120.20711W – Yakima Co., WA – 5/30/10Along Hwy 22 SE of Toppenish, WA 0.1 mi SE of Plank Rd; 46.30840N 120.20711W – Yakima Co., WA – 5/30/10Along Hwy 22 SE of Toppenish, WA 0.1 mi SE of Plank Rd; 46.30840N 120.20711W – Yakima Co., WA – 5/30/10Along Hwy 22 SE of Toppenish, WA 0.1 mi SE of Plank Rd; 46.30840N 120.20711W – Yakima Co., WA – 5/30/10Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018Along Lamont Rd, 0.63 mi SW of Hwy 23. NE edge of Lamont, WA; N 47.20524 W 117.90172; Whitman Co.; 5/23/2018