HPSU:V
18374 Vernon M. Marttala, Jack Poff, Bonnie Brunkow-Olson 3762 1989-09-24
U.S.A., Oregon, Wasco, Rock Creek Reservoir., 45.223892 -121.386395, 671m
HPSU:V
16074 John A. Christy 10247 2011-07-02
U.S.A., Oregon, Clackamas, Foster Creek Wetland Mitigation Bank, 2.5 mi SSE of Barton., 45.357167 -122.402077, 104m
HPSU:V
21643 Laurie Gilligan, Dominic Maze s.n. 2019-03-14
U.S.A., Oregon, Multnomah, Portland. Johnson Creek. Schweitzer Property (City of Portland)., 45.478486 -122.495389, 107m
HPSU:V
21199 Angie Kimpo s.n. 2007-06-29
U.S.A., Oregon, Washington, Lovejoy Restoration Site, just south of Forest Grove at the confluence of the Tualatin river and Gales creek; south of the river and north of Fern Hill road, just west of Blue Heron drive, 45.483682 -123.113054
HPSU:V
21230 Angie Kimpo s.n. 2007-06-29
U.S.A., Oregon, Washington, Lovejoy Restoration Site, just south of Forest Grove at the confluence of the Tualatin river and Gales creek; south of the river and north of Fern Hill road, just west of Blue Heron drive., 45.483682 -123.113054
HPSU:V
23548 Dominic Maze, Colin MacLaren 1803 2021-08-26
U.S.A., Oregon, Multnomah, Harborton Wetlands. Portland Gas and Electric mitigation site on the the Willamette River northeast of Highway 30 and 2 kilometers northwest of Linnton., 45.616812 -122.800764, 9m
HPSU:V
4021 S. Peter SP5 1979-07-05
U.S.A., Oregon, Washington, Near Jackson Ck in woods N of Farmington Rd, 45.457056 -122.914944, 49m
HPSU:V
8264 George Kral 111 1997-08-03
U.S.A., Oregon, Multnomah, Gresham, SE of NE 185th and NE Marine Drive., 45.5547 -122.466615
HPSU:V
6089 John McGinity s.n. 1993-08-03
U.S.A., Oregon, On N Lombard off Columbia Blvd., 45.576 -122.647528
HPSU:V
16504 Ruth Martin Hansen 2360 1973-08-02
U.S.A., Oregon, About 3 miles East of Mosier on inland road to the Dalles., 45.6798 -121.349273, 220m
HPSU:V
20857 John A. Christy, Barry Smith 10541 2013-07-02
U.S.A., Oregon, Harney, Malheur National Wildlife Refuge, S end of Refuge, between Krumbo Lane and Frenchglen, 2.6 mi NNE of Frenchglen. Plot 132., 42.86384 -118.897735, 1272m
HPSU:V
21637 Dominic Maze, Jane Rombouts 1305 2019-06-17
U.S.A., Oregon, Multnomah, North Portland. Portland International Raceway. Formerly the town of Vanport. Before that, floodplain of the Columbia River Slough., 45.593296 -122.693161, 18m
HPSU:V
7491 Sherry V. Spencer s.n. 1989-06-24
U.S.A., Oregon, Harney, Bet. Stinking Lake and Burns.
HPSU:V
7492 Sherry V. Spencer s.n. 1991-07-12
U.S.A., Oregon, Harney, Steens Mt Rd.; 1/2 mi from Frenchglen., 42.824373 -118.906476, 1250m
HPSU:V
6092 Mary Pfauth s.n. 1993-08-03
U.S.A., Oregon, Multnomah, Portland, on N Lombard Street, off N Columbia Boulevard, across railroad on left side., 45.615126 -122.765104
HPSU:V
3353 Tim Leuenthal s.n. 1976-07-08
U.S.A., Oregon, Columbia, Sauvie Island Wildlife Management Area, vicinity of Steelman Lake., 45.732786 -122.835045, 198m
HPSU:V
15281 Erin Riggs 17 2010-08-00
U.S.A., Oregon, Multnomah, Smith and Bybee Lakes Wildlife Area (SBLWA), on North Marine Drive between the Expo Center and Kelley Point Park., 45.637747 -122.761681
HPSU:V
15282 Erin Riggs 19 2010-08-00
U.S.A., Oregon, Multnomah, Smith and Bybee Lakes Wildlife Area (SBLWA), on North Marine Drive between the Expo Center and Kelley Point Park., 45.637747 -122.761681
HPSU:V
15283 Erin Riggs 18 2010-08-20
U.S.A., Oregon, Multnomah, Smith and Bybee Lakes Wildlife Area (SBLWA), on North Marine Drive between the Expo Center and Kelley Point Park., 45.637747 -122.761681
HPSU:V
16513 Ruth Martin Hansen 665-A 1969-08-01
U.S.A., Oregon, Multnomah, Sauvie Island., 45.692751 -122.816849, 2m
HPSU:V
19426 Dominic Maze 456 2017-09-13
U.S.A., Oregon, Multnomah, Portland; mainstream Columbia River Slough. Near City of Portland water treatment plant., 45.597384 -122.715253
HPSU:V
20381 Jess Shamek, Adrienne Basey 103 2019-07-11
U.S.A., Oregon, Clackamas, Peach Cove Fen, 4.8 miles southwest of Oregon City, on the west bank of the Willamette River., 45.30322 -122.66689, 30m
HPSU:V
21645 Dominic Maze 1312 2017-10-17
U.S.A., Oregon, Multnomah, Portland; "Wapato Slough inlet." off mainstem Columbia River Slough., 45.606398 -122.74454, 9m
HPSU:V
22172 Patrick Hendrix, John Christy s.n. 2020-06-25
U.S.A., Oregon, Clackamas, Peach Cove Fen, 3 mi NNE of Canby., 45.300518 -122.674652, 41m
HPSU:V
23497 Dominic Maze, Olivia Duren, Zane Maze, Cyrene Maze 1753 2021-05-31
U.S.A., Oregon, Marion, Pudding River. About 100 meters upstream from railroad crossing and 150 meters downstream from Highway 99 East.., 45.235671 -122.747743, 30m
HPSU:V
17733 Alexander Staunch s.n. 2014-07-28
U.S.A., Oregon, Multnomah, Portland, Blue Heron Wetlands, ponds N of Blue Heron Drive., 45.59159 -122.64755, 2m