HPSU:V
5310 Georgia Mason s.n. 1974-06-01
U.S.A., Oregon, Lane, Near the junction of two private Wildish Company roads; about 5-6 miles south of Eugene.
HPSU:V
11682 Albert S. Foster 1934 1910-00-00
U.S.A., Oregon, Marion, Common in waste places near Ross.
HPSU:V
11683 Thomas J. Howell 1935 1887-05-02
U.S.A., Oregon, Douglas, Roseburg, Umpqua Valley.
HPSU:V
15335 Philip K. Gaddis WM71 2013-06-17
U.S.A., Oregon, Clackamas, Willamette Narrows, ~3.3 km ssw town of Willamette, 45.315 -122.665556, 19m
HPSU:V
15728 Erin Riggs 141 2010-07-00
U.S.A., Oregon, Multnomah, North Portland, Smith and Bybee Wetlands Natural Area, 45.610228 -122.748042, 9m
HPSU:V
15741 Erin Riggs 159 2010-07-00
U.S.A., Oregon, Multnomah, North Portland, Smith and Bybee Wetlands Natural Area, 45.610309 -122.748216, 7m
HPSU:V
16085 John A. Christy 10222 2011-06-27
U.S.A., Oregon, Clackamas, Willamette River, Rock Island, 1.8 mi SSW of West Linn, 4 mi S of Oregon City., 45.31515 -122.663419, 20m
HPSU:V
20554 John A. Christy 10423 2012-06-18
U.S.A., Oregon, Washington, Metro's Moore property, just E of Killin Wetland, 0.8 mi W of Banks., 45.615255 -123.129832, 56m
HPSU:V
21269 Angie Kimpo 2008-28 2008-10-07
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
21270 Angie Kimpo 2008-27 2008-06-18
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
21628 Dominic Maze, Jane Rombouts 1296 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., 45.599116 -122.699896, 18m
HPSU:V
22647 Dominic Maze, Matt Vesh 1611 2020-05-11
U.S.A., Oregon, Multnomah, North Portland. Portland International Raceway. North of western curve of racetrack. Formerly the town of Vanport. Before that, floodplain of the Columbia River Slough., 45.599444 -122.700719, 6m
HPSU:V
24727 Angie Kimpo 2008-29 2008-10-07
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., 45.485672 -123.109349