WTU:V
346504 P. F. Zika 16636 2001-09-30
U.S.A., Washington, Spokane, Canyon of Spokane River, NW side of W Summit Boulevard, near W Webb Place, Spokane., 47.671667 -117.456667, 580m
WTU:V
345943 P. F. Zika 16144 2001-06-02
U.S.A., Washington, Yakima, Near corner of Rudkin Road and East Mead Ave, west side of Yakima River, ca. 0.3 miles east of east end of Valley Mall Boulevard, Yakima., 46.563333 -120.47, 300m
WTU:V
350387 P. F. Zika 17973 2002-09-27
U.S.A., Washington, Okanogan, North side of Methow River, below Route 20, 100 meters southeast of bridge, Ellisforde Bridge Road. South end of Winthrop., 48.475 -120.176667, 540m
WTU:V
350443 P. F. Zika 18069 2002-10-07
U.S.A., Washington, Grant, 0.5 miles southeast of Schwana, E shore of Columbia River, free-flowing; N side of mouth of Lower Crab Creek., 46.816667 -119.923333, 150m
WTU:V
P. F. Zika 17043 2002-07-18
U.S.A., Oregon, Umatilla, Pendleton, near cemetery, near Tutuilla Creek., 45.661667 -118.806667, 332m
WTU:V
360963 P. F. Zika, R. Old 19717 2004-05-30
U.S.A., Washington, Whitman, By South Fork Palouse River, near Reaney Park and Lentil Lane, Pullman., 46.73 -117.171667, 710m
WTU:V
15070JWT J. William Thompson 880 1926-06-15
U.S.A., Oregon, Multnomah, East Portland., 45.511319 -122.476529
WTU:V
369260 Peter F. Zika 20302 2004-09-19
U.S.A., Washington, Spokane, Near Garden Springs Creek, Finch Arboretum, near Woodland Boulevard, Spokane., 47.643333 -117.461667, 605m
WTU:V
370161 Peter F. Zika 22332 2005-09-12
U.S.A., Washington, Walla Walla, South side of Route 124, edge of McNary National Wildlife Refuge, west end of Burbank Heights., 46.211667 -119.006667, 110m
WTU:V
379042 Peter F. Zika 18031 2002-10-05
U.S.A., Washington, Benton, George Washington Way, near Lee Boulevard, west side of Columbia River, Richland., 46.283333 -119.266667, 110m
WTU:V
375432 Peter F. Zika 16149 2001-06-02
U.S.A., Washington, Yakima, West shore of Yakima River near Nob Hill Boulevard, Yakima., 46.5845 -120.4745, 305m
WTU:V
379658 Peter F. Zika 17888 2002-09-19
U.S.A., Washington, Okanogan, West side of Okanogan River, below tonasket-Oroville Westside Road, (2.4 miles) 4 kilometers north of Tonasket bridge., 48.738333 -119.428333, 270m
WTU:V
380273 Rich Old s.n. 2007-09-15
U.S.A., Idaho, Latah, 820 West C Street, Moscow., 46.727636 -116.980679, 785m
WTU:V
393434 R.E. Brainerd 1992 2011-09-19
U.S.A., Oregon, Benton, Corvallis. 4th Street (State Highway 99W), circa 150 feet north of intersection with Fillmore Street., 69m
WTU:V
400675 Barbara L. Wilson, Katie Mitchell, Nick Otting 12557 2007-06-11
U.S.A., Oregon, Baker, Baker City: Les Adler Memorial Parkway, south of Washington Avenue, north of Valley Avenue., 44.7766 -117.8263, 1052m
WTU:V
418296 David Giblin 5449 2014-09-12
U.S.A., Washington, Grant, Highway 17 just north of Soap Lake town center., 47.39673 -119.48499, 303m
WTU:V
417031 Peter F. Zika 28847 2017-06-29
U.S.A., Oregon, Umatilla, Near S shore of Columbia River reservoir, Lake Umatilla, 1 air km W of McNary Dam., 45.9322 -119.3104, 80m
WTU:V
420888 David Giblin 6508 2018-10-02
U.S.A., Washington, Okanogan, City of Brewster Columbia Cove Park on west shore of Columbia River., 48.11128 -119.86703, 451m
WTU:V-Vascular
Peter Dunwiddie, Peter Zika PWD-18-113 2018-05-10
U.S.A., Oregon, Gilliam, Arlington Marina., 45.722264 -120.465269
WTU:V
Peter F. Zika, Peter Dunwiddie PWD-18-123 2018-05-11
U.S.A., Oregon, Morrow, Boardman Marina., 45.844208 -119.715095
WTU:V
Peter Dunwiddie, Peter Zika PWD-18-131 2018-05-12
U.S.A., Washington, Klickitat, 1.5 miles west of Sundale., 45.7145 -120.34862
WTU:V
Peter F. Zika, Peter Dunwiddie PWD-18-483 2018-08-14
U.S.A., Washington, Benton, Umatilla National Wildlife Refuge, Paterson Unit. At boat launch at end of Paterson Rd, 1/4 mile south of Paterson., 45.934144 -119.592577
WTU:V
422880 Peter F. Zika 29608 2019-06-05
U.S.A., Washington, Klickitat, N shore of Lake Celilo, Columbia River, Maryhill State Park, 5 air km NE of NE end of Miller Island., 45.6818 -120.8234, 50m
WTU:V
David Giblin 7334 2019-09-19
U.S.A., Washington, Okanogan, Palmer Lake, southeast corner approximately 1 km north of Split Rock Day Use Area., 48.87636 -119.61122, 349m
WTU:V
Jeff Walker 1315 2020-10-06
U.S.A., Washington, Yakima, Harlan's Landing, along Yakima River just upstream of confluence with Naches River., 46.63127 -120.52054, 329m
WTU:V
424181 Peter F. Zika 30461 2020-10-26
U.S.A., Washington, Benton, Near N end of Nelson Island, on W shore of Columbia River., 46.3099 -119.2622, 100m
WTU:V
429389 David Giblin 7897 2020-09-09
U.S.A., Washington, Lincoln, Long Lake Dam Picnic Area below Long Lake Dam on south shore., 47.83701 -117.84828, 433m
WTU:V
429394 David Giblin 7867 2020-09-09
U.S.A., Washington, Spokane, Long Lake. McClellan Conservation area on south side of lake., 47.88176 -117.68932, 475m
WTU:V
429254 David Giblin 7860 2020-09-08
U.S.A., Washington, Spokane, Riverside State Park Boat Launch on Spokane River., 47.78893 -117.53181, 478m
WTU:V
Jeff Walker 1442 2021-09-25
U.S.A., Washington, Asotin, Greenbelt Walkway in Clarkston., 46.41054 -117.0376, 224m
WTU:V
427791 David Gross 1916 2020-06-17
U.S.A., Oregon, Klamath, At Veteran's Park, Klamath Falls., 42.219846 -121.787592