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#702: Knotweed (unknown species) (Fallopia sp.) (Land Plants) — Oct 19, 2010
Clackamas EDRR Status: Local expert notified
#2004: Himalayan Blackberry (Rubus bifrons [R. aremeniacus, R. discolor, R. procerus]) (Land Plants) — Oct 05, 2016
Clackamas EDRR Status: Local expert notified
#187: Diffuse Knapweed (Centaurea diffusa) (Land Plants) — Jul 29, 2008
Multnomah EDRR Status:
#686: Knotweed (unknown species) (Fallopia sp.) (Land Plants) — Sep 28, 2010
Tillamook EDRR Status: Local expert notified
#384: Purple Loosestrife (Lythrum salicaria) (Land Plants) — Jul 15, 2009
Lane EDRR Status: Population assessed
#3733: Japanese Knotweed (Fallopia japonica) (Land Plants) — Oct 05, 2021
Clackamas EDRR Status: Local expert notified
#201: Knotweed (unknown species) (Fallopia sp.) (Land Plants) — Aug 04, 2008
Multnomah EDRR Status:
#383: Scots Thistle (Onopordum acanthium) (Land Plants) — Jul 15, 2009
Multnomah EDRR Status: Population treated
#2265: Jimsonweed (Datura stramonium) (Land Plants) — Jan 03, 2018
Marion EDRR Status: No Response/Action Required
#2474: Bull Thistle (Cirsium vulgare) (Land Plants) — Jul 18, 2018
Washington EDRR Status: No Response/Action Required
#549: Herb Robert - Stinky Bob (Geranium robertianum) (Land Plants) — Apr 28, 2010
Clatsop EDRR Status: Local expert notified
#381: Knotweed (unknown species) (Fallopia sp.) (Land Plants) — Jul 13, 2009
Lane EDRR Status: Local expert notified
#467: Old Man's Beard (Clematis vitalba) (Land Plants) — Oct 26, 2009
Lane EDRR Status: Local expert notified
#484: Knotweed (unknown species) (Fallopia sp.) (Land Plants) — Dec 02, 2009
Lane EDRR Status:
#2227: Japanese Knotweed (Fallopia japonica) (Land Plants) — Sep 20, 2017
Multnomah EDRR Status: No Response/Action Required
#75: Gorse (Ulex europaeus) (Land Plants) — May 18, 2008
Not in OR/WA EDRR Status:
#1816: Cow Parsnip (Heracleum maximum) (Land Plants) — May 02, 2016
Multnomah EDRR Status: Local expert notified
#546: Garlic Mustard (Alliaria petiolata) (Land Plants) — Apr 27, 2010
Clackamas EDRR Status: Ongoing monitoring
#545: Scots Broom (Cytisus scoparius) (Land Plants) — Apr 26, 2010
Benton EDRR Status: No Response/Action Required
#2190: Ivy, English or Atlantic (Hedera helix or Hedera hibernica) (Land Plants) — Aug 14, 2017
Multnomah EDRR Status: No Response/Action Required
#2083: Japanese Knotweed (Fallopia japonica) (Land Plants) — May 20, 2017
Lane EDRR Status: Local expert notified
#1782: Lesser Celandine (Ranunculus ficaria) (Land Plants) — Apr 02, 2016
Multnomah EDRR Status: Local expert notified
#2656: Garlic Mustard (Alliaria petiolata) (Land Plants) — May 02, 2019
Clackamas EDRR Status: Local expert notified
#544: Garlic Mustard (Alliaria petiolata) (Land Plants) — Apr 23, 2010
Clackamas EDRR Status: Ongoing monitoring
#483: False Brome (Brachypodium sylvaticum) (Land Plants) — Nov 16, 2009
Benton EDRR Status: Population assessed