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#36: Giant Hogweed (Heracleum mantegazzianum) (Land Plants) — Apr 26, 2008
Multnomah EDRR Status:
#35: Yellow Starthistle (Centaurea solstitialis) (Land Plants) — Apr 26, 2008
Douglas EDRR Status:
#34: Yellow Archangel (Lamiastrum galeobdolon) (Land Plants) — Apr 26, 2008
Multnomah EDRR Status:
#33: Garlic Mustard (Alliaria petiolata) (Land Plants) — Apr 25, 2008
Multnomah EDRR Status:
#32: American Bullfrog (Lithobates catesbeianus) (Reptiles and Amphibians) — Apr 25, 2008
Lane EDRR Status:
#31: Japanese Knotweed (Fallopia japonica) (Land Plants) — Apr 25, 2008
Multnomah EDRR Status:
#28: Spanish Bluebell (Hyacinthoides hispanica) (Land Plants) — Apr 24, 2008
Multnomah EDRR Status:
#27: Japanese Knotweed (Fallopia japonica) (Land Plants) — Apr 24, 2008
Multnomah EDRR Status:
#26: Ivy, English or Atlantic (Hedera helix or Hedera hibernica) (Land Plants) — Apr 23, 2008
Lane EDRR Status:
#25: Spurge Laurel (Daphne laureola) (Land Plants) — Apr 23, 2008
Clackamas EDRR Status:
#24: Nutria (Myocastor coypus) (Mammals) — Apr 23, 2008
Clackamas EDRR Status:
#22: Scots Broom (Cytisus scoparius) (Land Plants) — Apr 22, 2008
Lane EDRR Status:
#21: European Starling (Sturnus vulgaris) (Birds) — Apr 22, 2008
Washington EDRR Status:
#19: Nutria (Myocastor coypus) (Mammals) — Apr 22, 2008
Washington EDRR Status:
#18: Ivy, English or Atlantic (Hedera helix or Hedera hibernica) (Land Plants) — Apr 22, 2008
Multnomah EDRR Status:
#8: Italian Arum (Arum italicum) (Land Plants) — Apr 16, 2008
Washington EDRR Status: