OSU:V
Richard W. Spellenberg 1224 1965-08-06
United States, Washington, Skagit, in slough near Blancher, hwy. 11.
OSU:V
Richard R. Halse 3929 1989-07-27
United States, Idaho, Fremont, Harriman State Park (Railroad Ranch)., 44.3393707075 -111.466121709, 1836m
OSU:V
[needs research] none 1983-06-18
United States, Oregon, Wallowa, Downey Lake., 45.4056 -116.9819, 1494m
OSU:V
Charles L. Hitchcock 23968 1965-07-11
United States, Montana, Missoula, slough near Ft. Missoula.
OSU:V
Donald H. Mansfield
United States, Oregon, Malheur, detailed locality information protected
OSU:V
William E. Lawrence 2594 1919-08-06
United States, Oregon, Klamath, Merrill., 42.0253 -121.5994
OSU:V
William E. Lawrence 2437 1919-07-26
United States, Oregon, Deschutes, North of Redmond., 44.3275 -121.18
OSU:V
William E. Lawrence 2108 1918-07-27
United States, Oregon, Douglas, Umpqua River Valley; between Sutherlin and Elkton., 43.5188 -123.4447
OSU:V
T. Laurmi s.n. 1939-07-09
United States, Oregon, Coos, Hauser; Beal Lake., 43.4931 -124.2175
OSU:V
Dan P. Rogers s.n. 1940-06-13
United States, Oregon, Grant, beside John Day River; Dayville., 44.4683 -119.5347
OSU:V
Albert N. Steward 6453 1953-07-27
United States, Oregon, Harney, near Frenchglen., 42.8269 -118.9144
OSU:V
Albert N. Steward 7230 1956-08-08
United States, Oregon, Harney, Malheur Lake, near Graves Point., 43.3058797448 -118.826640071, 1250m
OSU:V
Charles G. Hansen s.n. 1953-07-09
United States, Oregon, Harney, 15.5 mi. due ESE of Frenchglen., 42.714095619 -118.649803147996
OSU:V
Tanya Harvey s.n. 2013-08-24
United States, Oregon, Lane, "Castle Lake" along Road 1993 about 0.5 mile northeast of Taylor's Castle., 44.0932 -122.0596, 1352m
OSU:V
Richard E. Brainerd 2227 2013-07-24
United States, Oregon, Klamath, Wood River Wetland, 2 air miles south of Klamath Agency., 42.5862 -121.9306, 1265m
OSU:V
Jonna Ahl s.n. 1983-08-04
United States, Washington, Ferry, Elbow Lake, ca. 12 mi NE of Inchelium; S end of lake., 48.4754611 -118.314058, 661m
OSU:V
Albert E. Grable 8012 1980-07-16
United States, Washington, Whatcom, White road near lake adjacent to 252-mile post on hwy I-90 N, 1/2 mile north Loomis Trail Road., 48.957232 -122.693222, 30m
OSU:V
Bassett Maguire 26751 1946-07-31
United States, Oregon, Harney, shallow water of Lily Lkae, Steen Mts., 42.7461 -118.6642
OSU:V
Angela C. Sondenaa 556 1999-07-07
United States, Oregon, Wallowa, Precious Lands Wildlife Management Area; Paradise tree farm., 45.965 -117.131666666667, 1268m
OSU:V
Richard Old s.n.
United States, Oregon, Harney, Lily Lake, Steens Mtn., 42.7461 -118.6642
OSU:V
Joy Mastrogiuseppe 9155 1993-08-18
United States, Oregon, Deschutes, Deschutes River; below; depth ca. 1 m.
OSU:V
[needs research] s.n. 1982-06-24
United States, Washington, Okanogan, Omak Plateau, above and southeast of Omak; in lake 32.
OSU:V
Richard W. Spellenberg 1213 1965-07-24
United States, Washington, Pierce, Ohop Lake, n. of Eatonville at fishing area at s. end of lake.
OSU:V
David Sutherland 1092 1965-07-18
United States, Washington, King, Seattle, n. of western approach to Evergreen Pt. Bridge; at edge of Lake Washington.
OSU:V
Charles L. Hitchcock 23978 1965-07-11
United States, Montana, Missoula, small slough about 6miles e. of Lolo Hot Springs.
OSU:V
Dan P. Rogers 1940-06-15
United States, Oregon, Wallowa, near Lostine., 45.4875 -117.4286
OSU:V
Arthur R. Kruckeberg 3169 1952-07-26
United States, Oregon, Wallowa, near Duck Lake, 2 miles above Indian Crossing, Inmah River, Wallowa Mts., 45.101 -116.9923
OSU:V
Richard R. Halse 2285 1980-07-17
United States, Oregon, Polk, Buena Vista, just below the ferry crossing; in the Willamette River., 44.77614 -123.14535, 50m
OSU:V
Richard R. Halse 2443 1981-07-30
United States, Oregon, Jackson, In the Applegate River at Applegate Bridge Wayside Park in Applegate where State Hwy. 238 crosses the river., 42.25133 -123.16169, 383m
OSU:V
Edward R. Alverson 1201 1987-07-13
United States, Oregon, Polk, off the Willamette River; in Wallace Marine Park at end of Musgravi Ln, Salem., 44.96323 -123.04477
OSU:V
Peter F. Zika 13284 1997-08-08
United States, Oregon, Lake, FS pumper station, near Sage Flat, FS Road 3615; Warner Mountains., 42.3440154188 -120.21225284, 2088m
OSU:V
Scott Sundberg 4210 1997-08-01
United States, Oregon, Clatsop, Camp Rilea; southwest of Warrenton; edge of Slusher Lake, in northwest corner; near boat ramp., 46.11929 -123.93131, 9m
OSU:V
Barbara L. Wilson 9582 1998-07-21
United States, Oregon, Deschutes, Biak Training Center; south and east of Redmond; permanent pond on east side of east dike of North Unit Main Canal., 44.2202337008 -121.146518637, 951m
OSU:V
James W. Thompson 7591 1931-07-24
United States, Washington, King, Lake Washington, Mercer Island.
OSU:V
Steven R. Hill 32788 2000-08-03
United States, Oregon, Lincoln, at "Lost Prairie", ca 6.0 mi SE of Rose Lodge, just W of Forest Service Road 210; S of OR Rt. 18 and Salmon River; Siuslaw National Forest., 44.95 -123.816666666667
OSU:V
Barbara L. Wilson 12871 2007-07-23
United States, Oregon, Gilliam, Bureau of Land Management property on McDonald's Ferry Road on the John Day River., 45.5426 -120.3846, 126m
OSU:V
R. Q. Maroney 98-53 1998-08-06
United States, Idaho, Bonneville, Grays Lake Outlet adjacent to SE BIA Field (1)., 43.1533075801 -111.410209468, 1946m
OSU:V
William E. Lawrence 4376 1927-07-15
United States, Oregon, Harney, Harney Lake., 43.2114094968 -119.140536321
OSU:V
Dan P. Rogers s.n. 1940-07-14
United States, Oregon, Benton, near Peoria Ferry., 44.449192 -123.21137
OSU:V
Albert N. Steward 7229 1956-08-08
United States, Oregon, Harney, Malheur Lake, east side., 43.3058797448 -118.826640071, 1250m
OSU:V
Albert N. Steward 6751 1954-06-07
United States, Oregon, Jefferson, 2 miles northeast of Culver., 44.5505188933875 -121.177463057239, 914m
OSU:V
Gary Issac s.n. 1961-07-24
United States, Washington, Chelan, Chelan; in a pond.
OSU:V
John A. Christy 9663 2001-07-11
United States, Oregon, Union, Ladd Marsh Wildlife Management Are, Refuge Area unit, 5 mi SE of La Grande. Marsh below overlook along Foothill Road., 45.255 -118.0358
OSU:V
[unknown] s.n. 1954-07-29
United States, Oregon, Lane, Miller Arm, Siltcoos Lake., 43.8922 -124.0982
OSU:V
Albert N. Steward 7230B 1956-08-08
United States, Oregon, Harney, Malheur Lake, east of Graves Point., 43.3058797448 -118.826640071, 1250m
OSU:V
J. Easterday 177 1978-07-21
United States, Oregon, Lake, Marsh SE of Crump Lake., 42.24654 -119.8063
OSU:V
Edward R. Alverson 1219 1987-08-04
United States, Oregon, Marion, in Minto-Brown Wildlife Park, Salem., 44.9236 -123.0722
OSU:V
Thomas J. Howell s.n.
United States, Oregon, Harney, Haines Valley.
OSU:V
John A. Christy 9662 2001-07-11
United States, Oregon, Union, Ladd Marsh Wildlife Management Area, Refuge Area unit, 5 mi SE of La Grande; marsh below overlook along Foothill Road., 45.255 -118.0358, 841m
OSU:V
Dan P. Rogers s.n. 1940-06-15
United States, Oregon, Wallowa, near Lostine., 45.4875 -117.4286
OSU:V
J. Easterday 191 1978-07-30
United States, Oregon, Lake, Deep Creek., 42.18717 -120.01211
OSU:V
Richard R. Halse 2247 1980-06-17
United States, Oregon, Polk, on the farm of Roger Kershner, west of Monmouth on Church Street., 44.84678 -123.24526, 75m
OSU:V
Richard R. Halse 2420 1981-07-28
United States, Oregon, Lane, Cottage Grove Reservoir, on the east side of the lake at Wilson Creek State Park., 43.68535 -123.07726, 238m
OSU:V
Edward R. Alverson 1212 1987-07-24
United States, Oregon, Washington, intersection of Cornell Rd. and 158th, Beaverton., 45.44029 -122.83603
OSU:V
LeRoy E. Detling 934 1933-07-22
United States, Oregon, Jefferson, Suttle Lake., 44.4192 -121.7486
OSU:V
Peter F. Zika 13356 1997-08-20
United States, Oregon, Coos, north end of Muddy Lake; New River ACEC, Coos Bay District BLM., 42.98943 -124.44474, 5m
OSU:V
Barbara L. Wilson 8987 1997-08-20
United States, Oregon, Coos, near the confluence of 4-mile Creek and New River., 43.00385 -124.44447, 2m
OSU:V
Charles L. Hitchcock 24010 1965-07-11
United States, Montana, Lake, small pond 1.5 mi. s. w. of Nine-Pipes Reservoir.
OSU:V
Charles L. Hitchcock 23846 1965-07-06
United States, Idaho, Lemhi, irrigation ditch at s. edge of Salmon City.
OSU:V
R. Q. Maroney 98-52 1998-08-06
United States, Idaho, Bonneville, Grays Lake Outlet adjacent to SE BIA Field (1)., 43.1428617412 -111.461349291, 1946m
OSU:V
Dan P. Rogers s.n. 1940-06-19
United States, Oregon, Harney, near Hine's Mill, Burns., 43.5864 -119.0531
OSU:V
William E. Lawrence 2362 1919-06-28
United States, Oregon, Umatilla, east of Hermiston., 45.84177 -119.23316
OSU:V
William H. Baker 4596 1947-07-16
United States, Oregon, Coos, Coos Bay Region; growing in small lake northeast of Empire., 43.423976381 -124.233897124822
OSU:V
Alison Colwell 99-13 1999-08-07
United States, Washington, Grant, Okanogan Valley: on route 155 east side of Banks Lake; gently sloping plain between escarpment and lake; where Lewis Creek comes out to Banks Lake., 47.7499003 -119.223447
OSU:V
Albert N. Steward 7476 1958-08-18
United States, Washington, Okanogan, Salmon Lake, East of Conconully., 610m
OSU:V
Douglas C. Ingram 2047 1926-08-24
United States, Oregon, Deschutes, Cascade Forest; edge of Gold Lake., 43.6328 -122.0419, 1158m
OSU:V
Tanya Harvey s.n. 2014-08-19
United States, Oregon, Lane, Warfield Bog, along south edge., 43.63468 -122.24231, 1494m
OSU:V
Tanya Harvey s.n. 2014-08-19
United States, Oregon, Lane, Warfield Bog, along south edge., 43.63468 -122.24231, 1494m
OSU:V
Jonna Ahl s.n. 1983-07-20
United States, Washington, Okanogan, Buffalo Lake, 4 mi. E of Belvedere; Bay B, W lobe of lake., 48.071846 -118.899884
OSU:V
[unknown] s.n. 1954-07-28
United States, Oregon, Lane, in Siltcoos R.
OSU:V
John A. Christy 7116 1989-07-14
United States, Oregon, Multnomah, Burlington Bottoms Natural Area, E of Burlington; at edge of central pond, N of entrance road., 45.64202 -122.837, 15m
OSU:V
Richard E. Brainerd s.n. 2005-08-17
United States, Oregon, Lane, Horse Creek Drainage, Three Sisters Wilderness Area; 12 air miles southeast of McKenzie Bridge., 44.0628 -121.9803, 1207m
OSU:V
Thomas J. Howell s.n. 1885-06-10
United States, Oregon, Harney, Harney Valley., 43.48048 -119.0367
OSU:V
Donald H. Mansfield 02-739 2002-06-30
United States, Oregon, Malheur, Skull Creek Quad.; ~20 air mi. NW of Three Forks, Or, at Soldier Creek conflunce with the main Owyhee River., 42.7375 -117.358, 1108m
OSU:V
Charles L. Hitchcock 23938 1965-07-10
United States, Montana, Jefferson, roadside swamp about 10miles e. of Whitehall.
OSU:V
Richard R. Halse 8354 2011-08-25
United States, Oregon, Linn, Peoria Park at the north end of Peoria; across an emayment of the Willamette River from the boat ramp., 44.4540138888889 -123.210127777778, 70m
OSU:V
Charles L. Hitchcock 23779 1965-07-03
United States, Oregon, Wheeler, 15 mi. e. of Mitchell., 44.5667 -119.845742039358
OSU:V
Richard R. Halse 2363 1981-07-10
United States, Oregon, Columbia, at the end of a dead end road south of McNary Lake on Sauvie Island., 45.75746 -122.79478, 3m
OSU:V
Barbara L. Wilson 9583 1998-07-21
United States, Oregon, Deschutes, Biak Training Center; south and east of Redmond; permanent pond on east side of east dike of North Unit Main Canal., 44.2202337008 -121.146518637, 951m
OSU:V
Charles L. Hitchcock 24090 1965-07-28
United States, Washington, Clallam, along outlet of Lake Ozette.
OSU:V
Richard R. Halse 3940 1989-07-27
United States, Idaho, Fremont, Harriman State Park (Railroad Ranch)., 44.3393707075 -111.466121709, 1836m
OSU:V
Richard R. Halse s.n. 1989-07-27
United States, Idaho, Fremont, Harriman State Park (Railroad Ranch); common in the Henry's Fork of the Snake River., 44.3393707075 -111.466121709, 1836m
OSU:V
Nick J. Otting 657 2003-07-02
United States, Oregon, Malheur, Owyhee Uplands, headwaters of the West Little Owyhee River, north of Hoppin Springs, 11 air miles northeast of McDermitt., 42.10179 -117.54806, 1920m
OSU:V
William E. Lawrence 4373 1927-07-15
United States, Oregon, Harney, South of Burns; on Narrows Road., 43.41783 -119.11471
OSU:V
Charles J. Campbell 40-16 1940-06-20
United States, Oregon, Hood River, Bear Lake; Mt. Hood National Forest, 45.65 -121.7328, 1213m
OSU:V
Albert N. Steward 6453 1953-07-27
United States, Oregon, Harney, near Frenchglen., 42.8269 -118.9144
OSU:V
Albert N. Steward 6618 1953-07-26
United States, Oregon, Lincoln, Hidden Lake, 2 mi. N. of Waldport., 44.4547 -124.0781
OSU:V
Dan P. Rogers s.n. 1947-08-13
United States, Oregon, Lane, Woahink Lake., 43.9138935879 -124.100243919
OSU:V
Richard R. Halse 8902 2013-07-12
United States, Oregon, Benton, North Albany; east Thornton Lake., 44.6498333333333 -123.110983333333, 59m
OSU:V
Georgia S. Mason 6831 1963-10-13
United States, Oregon, Wallowa, Duck Lake., 45.0958 -117.0019, 1707m
OSU:V
Donald H. Mansfield 09425 2009-09-17
United States, Oregon, Malheur, along Highway 95 at the Crooked Creek Crossing, 7.0 miles south of Burns Junction., 42.6758 -117.8646, 1177m
OSU:V
H. R. Newcomb s.n. 1939-09-24
United States, Oregon, Benton, Winkel (or Wagner) Lake., 44.4267 -123.2661
OSU:V
[unknown] s.n. 1939-09-24
United States, Oregon, Benton, Winkle (or Wagner) Lake., 44.4267 -123.2661
OSU:V
[none] s.n. 1939-09-30
United States, Washington, Lewis, Shingle mill pond, just north of Chehalis.
OSU:V
Georgia S. Mason 9640 1973-09-12
United States, Oregon, Lane, Fern Ridge Reservoir at Zumwalt Park, about 16 miles west of Eugene., 44.1206 -123.2983
OSU:V
Barbara L. Wilson 16927 2011-09-12
United States, Oregon, Grant, Summit Creek., 1608m
OSU:V
John K. Grimes 1282 1978-09-02
United States, Idaho, Owyhee, growing in Pole Creek, a tributary to Deep Creek., 42.5456050222 -116.570419589
OSU:V
Georgia S. Mason 6832 1963-10-13
United States, Oregon, Wallowa, near the edge of Duck Lake., 45.0958 -117.0019, 1707m
OSU:V
Richard R. Halse 6897 2005-10-22
United States, Oregon, Benton, Behind the O.S.U. Salmon Disease Laboratory, 34347 NE Electric Road, just east of Corvallis off of State Hwy. 34., 44.57683 -123.24842, 61m
OSU:V
[none] s.n. 1939-09-30
United States, Washington, Lewis, Shingle Mill pond, just north of Chehalis.