HPSU:V
5245 Georgia Mason s.n. 1975-09-30
U.S.A., Oregon, Lane, Disturbed area in back of Valley River Mall, Eugene.
HPSU:V
9605 Michael A. Flinn 348 1917-09-20
U.S.A., Oregon, Multnomah, On filled streets, East 3rd St, 5 blocks South of E. Morrison St, Portland., 45.513595 -122.662847
HPSU:V
9606 Michael A. Flinn 349 1917-09-20
U.S.A., Oregon, Multnomah, On filled streets, East 3rd St, 5 blocks South of East Morrison St, Portland., 45.513674 -122.662806
HPSU:V
9604 Michael A. Flinn 347 1909-09-25
U.S.A., Oregon, Multnomah, Portland, Oregon., 45.531132 -122.643445
HPSU:V
9603 Michael A. Flinn 346 1912-08-15
U.S.A., Oregon, Multnomah, Waste places, Portland., 45.523435 -122.662671
HPSU:V
15062 none 890 1970-07-24
U.S.A., Oregon, Bet. K. Falls & Ashland.
HPSU:V
15692 Erin Riggs 166 2010-07-00
U.S.A., Oregon, Multnomah, North Portland, Smith and Bybee Wetlands Natural Area, 45.628907 -122.756023, 9m
HPSU:V
15693 Erin Riggs 165 2010-07-00
U.S.A., Oregon, Multnomah, North Portland, Smith and Bybee Wetlands Natural Area; Dump Recovery Site, 45.610526 -122.748211, 8m
HPSU:V
19202 Jeffrey T. Lesh 457 2017-10-06
U.S.A., Oregon, Clackamas, Oregon City. Off Bakers Ferry Road 1 mile east of Springwater Road., 45.38387 -122.45887
HPSU:V
20040 John A. Christy, Phil Gaddis, Brian Vaughn 10643 2015-06-24
U.S.A., Oregon, Clackamas, Oregon City, Willamette Falls, Blue Heron Paper Mill site on S bank of Willamette River. In river alcove between old powerhouse, grinders, and clarifier., 45.353191 -122.614881, 14m
HPSU:V
20922 John A. Christy 10658 2015-10-13
U.S.A., Oregon, Multnomah, Portland, Portland State University campus, flower bed along W side of Montgomery Residence Hall, SE corner of intersection of SW Montgomery Street and SW 10th Avenue., 45.512416 -122.686108, 49m
HPSU:V
20830 Angie Kimpo 2006-12 2006-09-25
U.S.A., Oregon, Clackamas, Parsons., 45.383839 -122.423287
HPSU:V
21264 Angie Kimpo s.n. 2008-04-15
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
23474 Dominic Maze, Zane Maze, Cyrene Maze 1730 2021-06-25
U.S.A., Oregon, Clackamas, Elk Rock Island. Seasonal island in the Willamette River opposite Milwaukie., 45.435207 -122.647056, 6m