HPSU:V
6912 Georgia Mason 10273 1975-08-02
U.S.A., Oregon, Lane, Road back of the Power Plant at Leaburg, Oregon.
HPSU:V
12698 Sherry V. Spencer s.n. 1995-07-15
U.S.A., Oregon, Morrow, East of PGE Boardman coal yard., 45.696328 -119.79053
HPSU:V
6636 Kenton L. Chambers 4899 1981-08-12
U.S.A., Oregon, Wasco, Mayer State Park, Rowena., 37m
HPSU:V
6500 Arthur Cronquist 6740 1950-07-21
U.S.A., Montana, Mineral, Roadside weed about 5 miles northwest of Superior.
HPSU:V
1242 Neland A. Kissinger Jr. K34 1951-08-09
U.S.A., Wyoming, Johnson, Forest: Rocky Mountain Bighorn; Clear Cr. C & H, spring unit., 2287m
HPSU:V
s.n. Walter E. Pool P36 1940-09-19
U.S.A., Colorado, Montrose, Uncompahgre National Forest, N.M.P.M. 25 Mesa., 2591m
HPSU:V
7106 George D. Butler 1790 1910-07-16
U.S.A., California, Siskiyou, Oro Fino.
HPSU:V
10131 Ruth Martin Hansen 3133 1975-06-21
U.S.A., Oregon, Jefferson, Between Willowdale & Ashwood.
HPSU:V
11806 John W. Reynolds 189 2004-05-26
U.S.A., Washington, Klickitat, Avery, in campground.
HPSU:V
11550 W. G. Adams 1803
U.S.A., Colorado, Rocky Mts.
HPSU:V
11552 Joseph Howell s.n. 1888-06-00
U.S.A., Oregon, Jackson, Woodville [renamed Rogue River ca. 1912]., 42.43109 -123.181241
HPSU:V
11553 Joseph Howell 1806 1909-06-17
U.S.A., Oregon, Josephine, Grants Pass., 42.440412 -123.324787
HPSU:V
11554 Joseph Howell 1807 1909-06-17
U.S.A., Oregon, Josephine, Grants Pass., 42.432735 -123.326161
HPSU:V
11555 Michael A. Flinn 1808 1909-10-01
U.S.A., Oregon, Hood River, In town of Hood River.
HPSU:V
15391 Philip K. Gaddis WN48 2013-07-08
U.S.A., Oregon, Clackamas, ~3 km ssw town of Willamette., 45.315833 -122.665833, 20m
HPSU:V
18819 Adrienne C. Basey 126 2016-08-04
U.S.A., Oregon, Clackamas, Willamette Narrows Forest; 4.1 miles southwest of Oregon City on the west bank of the Willamette River., 45.31575 -122.66592, 17m
HPSU:V
19007 Jeffrey T. Lesh, Lindsey Karr, Chris Hagel 276 2017-05-31
U.S.A., Oregon, Clackamas, Damascus. Island in Clackamas River., 45.39324 -122.482881
HPSU:V
17776 John A. Christy, Dan Moeller 10234 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., 45.315256 -122.663955, 20m
HPSU:V
20311 Dominic Maze 592 2017-05-17
U.S.A., Oregon, Clackamas, Willamette Narrows, Coalca Landing / Rock Island., 45.314028 -122.6624
HPSU:V
20599 Jeffrey T. Lesh 1195 2019-07-04
U.S.A., Oregon, Multnomah, Oxbow Regional Park, approximately 6 mi. east of Gresham. <br/>, 45.491205 -122.304434
HPSU:V
20818 Angie Kimpo s.n. 2007-00-00
U.S.A., Oregon, Clackamas, Willamette Narrows, 4 mi. S of West Linn, 1.5 mi. S of Willamette Park., 45.314722 -122.6675, 50m
HPSU:V
21258 Angie Kimpo s.n. 2007-00-00
U.S.A., Oregon, Clackamas, Willamette Narrows, 4 mi. S of West Linn, 1.5 mi. S of Willamette Park., 45.314722 -122.6675, 50m
HPSU:V
23601 Dominic Maze, Olivia Duren, Zane Maze, Cyrene Maze 1856 2021-07-05
U.S.A., Oregon, Linn, Curtis Slough. Backwater channel of the Willamette River. 1 mile upstream of Harrisburg, Oregon. Under Harrisburg Bend railroad feature. At gravel bar to south of outlet mouth., 44.246912 -123.171639, 46m
HPSU:V
24788 Angie Kimpo 2015-6 2015-09-08
U.S.A., Oregon, Multnomah, Partridge Easement, Sandy River, 4.25 mi N of Sandy., 45.461714 -122.264282