Persicaria lapathifolia March 2, 2020December 24, 2019 by rcarr Scientific NamePersicaria lapathifolia (L.) GrayFamilyPolygonaceaeCommon Namesdock-leaf smartweed, pale smartweed, willow weedEastern WashingtonNative or European?Conservation StatusNotes Click on any image to enlarge it. Ferry Co., WA near the W side Gifford Ferry landing7/5/2005Ferry Co., WA near the W side Gifford Ferry landing7/5/2005Ferry Co., WA near the W side Gifford Ferry landing7/5/2005Ferry Co., WA near the W side Gifford Ferry landing7/5/2005Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019 Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019 Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019 Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019 Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019 Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019 Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019 Just S of the Pandhandle Campgrd Boat Ramp; 13.6 air mi N of Usk, WA; N 48.50756 W 117.26929; Pend Oreille Co.; 8/28/2019