Index / States / Oregon / Washington
§1County listing — Oregon
Washington County
Oregon
- FIPS
- 41067
- Taxa recorded
- 1,527
- State
- Oregon
Filter
Showing 1,101–1,150 of 1,527.
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Poa cusickii Vasey Native POCU3Cusick's bluegrass · Poaceae - Poa cusickii Vasey ssp. cusickii Native POCUC4Cusick's bluegrass · Poaceae
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Poa fendleriana (Steud.) Vasey Native POFEmuttongrass · Poaceae - Poa fendleriana (Steud.) Vasey ssp. longiligula (Scribn. & T.A. Williams) Soreng Native POFELmuttongrass · Poaceae
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Poa laxiflora Buckley Native POLA3looseflower bluegrass · Poaceae -
Poa palustris L. Native POPA2fowl bluegrass · Poaceae -
Poa pratensis L. Both POPRKentucky bluegrass · Poaceae - Poa pratensis L. ssp. pratensis Introduced POPRP2Kentucky bluegrass · Poaceae
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Poa secunda J. Presl Native POSESandberg bluegrass · Poaceae -
Poa trivialis L. Introduced POTR2rough bluegrass · Poaceae -
Polemonium micranthum Benth. Native POMIannual polemonium · Polemoniaceae -
Polygonum amphibium L. Native POAM8water knotweed · Polygonaceae - Polygonum amphibium L. var. emersum Michx. Native POAMElongroot smartweed · Polygonaceae
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Polygonum aviculare L. Introduced POAVprostrate knotweed · Polygonaceae -
Polygonum convolvulus L. Introduced POCO10black bindweed · Polygonaceae - Polygonum convolvulus L. var. convolvulus Introduced POCOC2black bindweed · Polygonaceae
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Polygonum cuspidatum Siebold & Zucc. Introduced POCU6Japanese knotweed · Polygonaceae -
Polygonum douglasii Greene Native PODO4Douglas' knotweed · Polygonaceae - Polygonum douglasii Greene ssp. majus (Meisn.) J.C. Hickman Native PODOM2large knotweed · Polygonaceae
- Polygonum douglasii Greene ssp. spergulariiforme (Meisn. ex Small) J.C. Hickman Native PODOS2scatter knotweed · Polygonaceae
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Polygonum hydropiper L. Introduced POHYmarshpepper knotweed · Polygonaceae - Polygonum hydropiperoides Michx. Native POHY2swamp smartweed · Polygonaceae
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Polygonum lapathifolium L. Native POLA4curlytop knotweed · Polygonaceae - Polygonum persicaria L. Introduced POPE3spotted ladysthumb · Polygonaceae
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Polygonum polygaloides Wall. ex Meisn. Native POPO4milkwort knotweed · Polygonaceae - Polygonum polygaloides Wall. ex Meisn. ssp. kelloggii (Greene) J.C. Hickman Native POPOKKellogg's knotweed · Polygonaceae
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Polygonum polystachyum Wall. ex Meisn. Introduced POPO5cultivated knotweed · Polygonaceae -
Polygonum sachalinense F. Schmidt ex Maxim. Introduced POSA4giant knotweed · Polygonaceae -
Polypodium glycyrrhiza D.C. Eaton Native POGL8licorice fern · Polypodiaceae -
Polypogon monspeliensis (L.) Desf. Introduced POMO5annual rabbitsfoot grass · Poaceae -
Polystichum munitum (Kaulf.) C. Presl Native POMUwestern swordfern · Dryopteridaceae -
Populus balsamifera L. Native POBA2balsam poplar · Salicaceae - Populus balsamifera L. ssp. trichocarpa (Torr. & A. Gray ex Hook.) Brayshaw Native POBATblack cottonwood · Salicaceae
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Populus tremuloides Michx. Native POTR5quaking aspen · Salicaceae -
Portulaca oleracea L. Both POOLlittle hogweed · Portulacaceae -
Potamogeton crispus L. Introduced POCR3curly pondweed · Potamogetonaceae -
Potamogeton foliosus Raf. Native POFO3leafy pondweed · Potamogetonaceae - Potamogeton foliosus Raf. ssp. foliosus Native POFOF4leafy pondweed · Potamogetonaceae
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Potamogeton zosteriformis Fernald Native POZOflatstem pondweed · Potamogetonaceae -
Potentilla glandulosa Lindl. Native POGL9sticky cinquefoil · Rosaceae - Potentilla glandulosa Lindl. ssp. pseudorupestris (Rydb.) D.D. Keck Native POGLPsticky cinquefoil · Rosaceae
- Potentilla glandulosa Lindl. ssp. reflexa (Greene) D.D. Keck Native POGLR3sticky cinquefoil · Rosaceae
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Potentilla gracilis Douglas ex Hook. Native POGR9slender cinquefoil · Rosaceae - Potentilla gracilis Douglas ex Hook. var. fastigiata (Nutt.) S. Watson Native POGRF2slender cinquefoil · Rosaceae
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Potentilla rivalis Nutt. Native PORI3brook cinquefoil · Rosaceae -
Primula cusickiana (A. Gray) A. Gray Native PRCU2Cusick's primrose · Primulaceae - Primula cusickiana (A. Gray) A. Gray var. cusickiana Native PRCUC2Cusick's primrose · Primulaceae
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Prosartes hookeri Torr. Native PRHO2drops-of-gold · Liliaceae - Prosartes hookeri Torr. var. oregana (S. Watson) Kartesz Native PRHOOOregon drops of gold · Liliaceae
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Prosartes smithii (Hook.) Utech, Shinwari & Kawano Native PRSMlargeflower fairybells · Liliaceae