WTU:V
153411 Carl Nelson s.n. 1954-09-11
U.S.A., Washington, Benton, 2 miles west of Benton City by river., 46.263322 -119.528554
WTU:V
25353JWT J. William Thompson 9050 1933-06-20
U.S.A., Washington, Kittitas, South of Ellensburg., 46.99667 -120.54667
WTU:V
183941 Xerpha M. Gaines, Mary Hafercamp 333 1949-10-08
U.S.A., Washington, Whitman, Near mouth of Wawawai Creek a few rods below railroad bridge at Wawawai., 46.63593 -117.37844
WTU:V
271344 R. F. Daubenmire 37374 1937-06-27
U.S.A., Washington, Adams, Washtucna., 46.75672 -118.31071
WTU:V
325627 Richard R. Halse 4518 1992-07-28
U.S.A., Washington, Klickitat, Lyle; south of railroad tracks, just east of the mouth of the Klickitat River, on bank of the Columbia River., 45.69067 -121.28762, 22m
WTU:V
68734 F. O. Kreager 539 1902-09-09
U.S.A., Washington, Spokane, Spokane., 47.65889 -117.425
WTU:V
E. Hunn 412 1977-06-12
U.S.A., Washington, Yakima, Pumphouse Rd 1 mi W Old Goldendale Rd @ 5 mi S Toppenish., 46.305111 -120.3075, 240m
WTU:V
353195 Florence E. Caplow 97038 1997-05-28
U.S.A., Washington, Benton, Hanford Site, Arid Lands Ecology Reserve. Southeast facing bank of Dry Creek, in Rattlesnake Springs., 46.496833 -119.713124, 213m
WTU:V
30726 George Neville Jones 2833 1930-04-10
U.S.A., Washington, Whitman, Palouse River, near Middle Falls., 46.909144 -117.074576
WTU:V
14561JWT J. William Thompson 11129 1934-07-29
U.S.A., Washington, Klickitat, Along Columbia River at North Dalles., 45.63369 -121.15593
WTU:V
10456 C. V. Piper 1482 1893-07-31
U.S.A., Washington, Whitman, Along Snake River at Wawawai., 46.636548 -117.376943
WTU:V
13968JWT J. William Thompson 11902 1935-07-07
U.S.A., Oregon, Wheeler, In the John Day Valley near Spray., 44.834306 -119.794449
WTU:V
27275 B. F. Dana s.n. 1942-06-00
U.S.A., Oregon, Morrow, Boardman., 45.839855 -119.700583
WTU:V
296954 William H. Baker 9533 1952-07-26
U.S.A., Idaho, Franklin, One mile southeast of Cleveland., 42.34 -111.7125
WTU:V
239871 J. Francis Macbride 190 1910-06-07
U.S.A., Idaho, Canyon, Falk's Store., 671m
WTU:V
25336JWT Thomas Howell s.n. 1885-05-08
U.S.A., Oregon, Deschutes River.
WTU:V
337504 Richard R. Halse 5153 1996-08-03
U.S.A., Montana, Sanders, Along State Highway 135, 14 miles east of St. Regis; by Clark Fork River., 775m
WTU:V
17573JWT Sister Mary Milburge 1534 1938-07-08
U.S.A., Oregon, Wasco, Banks of the Deschutes River near its mouth.
WTU:V
73979 Sister Mary Milburge 1534 1938-07-08
U.S.A., Oregon, Wasco, Banks of the Deschutes River near its mouth.
WTU:V
34181 J. William Thompson 11902 1935-07-07
U.S.A., Oregon, Wheeler, John Day Valley near Spray., 44.834306 -119.794449
WTU:V-Vascular
25349JWT J. William Thompson 2785 1927-07-02
U.S.A., Oregon, Wasco, At the mouth of the Deschutes River., 45.631261 -120.908946
WTU:V
182413 A. R. Kruckeberg 2311 1950-07-16
U.S.A., Oregon, Wallowa, Along Snake River, 1 mile below mouth of Imnaha River., 45.826829 -116.783129
WTU:V
56362 Sister Mary Milburge 1534 1938-07-08
U.S.A., Oregon, Wasco, Banks of the Deschutes River near its mouth.
WTU:V
98426 C. L. Hitchcock, C. V. Muhlick 13623 1945-08-14
U.S.A., Montana, Park, Bank of Yellowstone river 15 miles north of Gardiner., 6m
WTU:V
105785 C. L. Hitchcock, C. V. Muhlick 14321 1946-07-02
U.S.A., Idaho, Lemhi, Circa 2 miles east of Indianola Ranger Station, north bank of Salmon River., 44.99532 -113.943813
WTU:V
98437 C. L. Hitchcock, C. V. Muhlick 13642 1945-08-16
U.S.A., Montana, Broadwater, Circa 20 miles east of Townsend in Big Belt Mountains, on road to White Sulphur Springs.
WTU:V
45812 D. R. Hudson 191 1938-07-11
U.S.A., Montana, Sanders, Clark Place, Winter Range., 47.52 -114.5315, 915m
WTU:V
173645 R. L. Lingenfelter 729 1949-07-04
U.S.A., Idaho, Bannock, Mink Creek Canyon, 5 miles south of Pocatello., 42.782663 -112.401417
WTU:V-Vascular
91246 C. L. Hitchcock 11306 1944-08-20
U.S.A., Idaho, Custer, 1 mile northwest of May., 44.614296 -113.925772
WTU:V
296955 William H. Baker 11262 1953-08-31
U.S.A., Idaho, Washington, Along the Snake River at Brownlee Ferry., 44.222206 -116.963206
WTU:V
296956 William H. Baker 8541 1951-08-12
U.S.A., Idaho, Owyhee, Oreana., 43.05361 -116.39417
WTU:V
296958 William H. Baker 15435 1958-09-21
U.S.A., Idaho, Bonner, Shore of Lake Pend Oreille, at Garfield Bay., 48.18417 -116.42833
WTU:V
296957 William H. Baker 9622 1952-07-31
U.S.A., Idaho, Power, Just east of Schiller., 42.87972 -112.6575
WTU:V-Vascular
196512 Wilhelm N. Suksdorf 646 1921-09-04
U.S.A., Montana, Park, Suksdorf's Gulch, 9 miles northwest of Wilsall., 46.085888 -110.792838
WTU:V-Vascular
196153 Wilhelm N. Suksdorf 646 1921-07-30
U.S.A., Montana, Park, Suksdorf's Gulch, 9 miles northwest of Wilsall., 46.085888 -110.792838
WTU:V
115420 C. L. Hitchcock 16576 1947-07-18
U.S.A., Montana, Sweet Grass, Yellowstone River, 15 miles east of Big Timber.
WTU:V
173058 J. A. Calder, D. B. O. Savile 11380 1953-08-03
Canada, British Columbia, 3 miles southeast of Wardner along road between Elko and Cranbrook.
WTU:V
297068 William H. Baker 8755 1951-08-27
U.S.A., Idaho, Cassia, Along the Raft River at Idahome Lane. Three miles east of Idahome., 42.404448 -113.356523
WTU:V
196154 Wilhelm N. Suksdorf 1809 1906-08-00
U.S.A., Washington, Klickitat, Bingen., 45.726097 -121.457248
WTU:V
195121 Wilhelm N. Suksdorf 1809 1906-07-05
U.S.A., Washington, Klickitat, Bingen., 45.726097 -121.457248
WTU:V
170959 J. W. Thompson 17277 1953-05-18
U.S.A., Washington, Grant, From Columbia River, near Beverly., 46.83694 -119.93194
WTU:V
10396 Louis F. Henderson s.n. 1892-07-19
U.S.A., Washington, Whitman, Wawawai; Snake River., 46.63692 -117.38033
WTU:V
380478 David Giblin 2472 2008-09-05
U.S.A., Washington, Grant, Turnout east side of road along Morgan Lake Road., 46.91834 -119.23901, 252m
WTU:V
377034 Duane Asterin, Wayne Melquist s.n. 1974-07-18
U.S.A., Washington, Walla Walla, Simmon's Willow., 137m
WTU:V
377035 F. Johnson 88087 1988-08-12
U.S.A., Idaho, Bonner, Leclede, Riley Creek, eight miles east of Priest River at Pend Oreille River (Albenai Falls Reservoir)., 48.1724 -116.7521, 640m
WTU:V
400759 David Giblin, Don Knoke 2602 2009-04-17
U.S.A., Washington, Benton, Benton County Park. Along Yakima River on east side of Highway 225., 46.15958 -119.45321, 128m
WTU:V
398363 Don Knoke, David Giblin 1753 2009-04-16
U.S.A., Washington, Walla Walla, County Pumphouse. Dead end County road leading to edge of Snake River., 46.23198 -118.98126
WTU:V
398371 Don Knoke, David Giblin 1771 2009-04-16
U.S.A., Washington, Benton, Yakima Delta Habitat Management Unit. West side of Yakima River, south of I-182 overpass., 46.25809 -119.29153, 103m
WTU:V
381637 Jeff Walker 498 2010-07-17
U.S.A., Washington, Asotin, Snake River in Chief Looking Glass Park in the City of Asotin., 46.34184 -117.0508
WTU:V
392281 Don Knoke, David Giblin 1945 2009-08-13
U.S.A., Washington, Yakima, Toppenish National Wildlife Refuge. Area near maintenance entrance from Highway 97., 46.30806 -120.33533, 220m
WTU:V
397572 David Giblin 3548 2010-06-10
U.S.A., Washington, Franklin, Lyons Ferry Wildlife Management Unit, west bank of Palouse River. From parking lot east to artificial peninsula and north along river bank., 46.59998 -118.21901, 187m
WTU:V
390056 Don Knoke, Marc Eiler 2205 2011-07-28
U.S.A., Washington, Kittitas, Along Yakima River west of Lmuma Recreation site., 46.814 -120.451, 412m
WTU:V
396254 David Gross 856 2012-08-19
U.S.A., Washington, Klickitat, Port of Klickitat, Bingen., 45.714842 -121.464517
WTU:V
414678 David Giblin 5480 2014-11-06
U.S.A., Washington, Benton, Bateman Island, south end of island and adjacent parking area., 46.23851 -119.22836, 103m
WTU:V
410042 David Giblin 4811 2013-05-22
U.S.A., Washington, Asotin, Confluence of Grande Ronde River and Snake River, north side., 46.03086 -116.98135, 262m
WTU:V
414971 David Giblin 3049 2009-08-05
U.S.A., Idaho, Idaho, Shorts Bar Recreation Area along Salmon River., 45.41387 -116.30234, 543m
WTU:V
416255 Dominic Maze 119 2014-09-29
U.S.A., Oregon, Multnomah, Government Island. Growing along south bank of "Admirals Cove"., 45.58346 -122.5378, 6m
WTU:V
418817 Peter W. Dunwiddie, Peter F. Zika PWD 18-430 2018-08-11
U.S.A., Washington, Benton, North shoreline of Lake Umatilla, near junction of Engineers Road and I-82, east of Plymouth Park., 45.934403 -119.330524, 80m
WTU:V
420146 David Giblin 6363 2018-09-11
U.S.A., Washington, Clark, Columbia River shoreline from Washougal Waterfront boat ramp to about 200 meters east upriver., 45.57818 -122.37811, 7m
WTU:V
420235 David Giblin 6410 2018-09-12
U.S.A., Washington, Skamania, Home Valley Waterfront Park. Sailboard Beach access area approximately 200 meters east and west along shoreline., 45.7094 -121.78011, 34m
WTU:V
Peter F. Zika, Peter Dunwiddie PWD-18-430 2018-08-11
U.S.A., Washington, Benton, Just west of I-82 and east of Plymouth Park, north side of Columbia River., 45.934403 -119.330524, 77m
WTU:V
Peter Dunwiddie, Peter Zika PWD-19-339 2019-07-30
U.S.A., Oregon, Sherman, Southwest side of John Day River, at the Narrows, 10 miles above confluence with Columbia River., 45.662876 -120.508122
WTU:V
420709 David Gross 1344 2018-05-18
U.S.A., Oregon, Wasco, Along Deschutes River ~ RM 1., 45.610022 -120.909