Index / States / Oregon / Benton
§1County listing — Oregon
Benton County
Oregon
- FIPS
- 41003
- Taxa recorded
- 1,855
- State
- Oregon
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Showing 1,201–1,250 of 1,855.
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Oenothera pallida Lindl. ssp. pallida Native OEPAPpale evening primrose · Onagraceae -
Oenothera villosa Thunb. Native OEVIhairy evening primrose · Onagraceae - Oenothera villosa Thunb. ssp. strigosa (Rydb.) W. Dietr. & P.H. Raven Native OEVIShairy evening primrose · Onagraceae
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Olsynium douglasii (A. Dietr.) E.P. Bicknell Native OLDODouglas' grasswidow · Iridaceae - Olsynium douglasii (A. Dietr.) E.P. Bicknell var. douglasii Native OLDODDouglas' grasswidow · Iridaceae
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Onopordum acanthium L. Introduced ONACScotch cottonthistle · Asteraceae -
Oplopanax horridus (Sm.) Miq. Native OPHOdevilsclub · Araliaceae - Opuntia ×columbiana Griffiths (pro sp.) [fragilis × polyacantha] Native OPCO13grizzleybear pricklypear · Cactaceae
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Origanum vulgare L. Introduced ORVUoregano · Lamiaceae -
Ornithogalum umbellatum L. Introduced ORUMstar of Bethlehem · Liliaceae -
Orobanche pinorum Geyer ex Hook. Native ORPI2conifer broomrape · Orobanchaceae -
Orobanche uniflora L. Native ORUNoneflowered broomrape · Orobanchaceae -
Orthocarpus barbatus Cotton Native ORBA2Grand Coulee owl's-clover · Scrophulariaceae -
Orthocarpus bracteosus Benth. Native ORBRrosy owl's-clover · Scrophulariaceae -
Osmorhiza berteroi DC. Native OSBEsweetcicely · Apiaceae -
Osmorhiza occidentalis (Nutt. ex Torr. & A. Gray) Torr. Native OSOCwestern sweetroot · Apiaceae -
Osmorhiza purpurea (J.M. Coult. & Rose) Suksd. Native OSPUpurple sweetroot · Apiaceae -
Oxalis corniculata L. Native OXCOcreeping woodsorrel · Oxalidaceae -
Oxalis oregana Nutt. Native OXORredwood-sorrel · Oxalidaceae -
Oxalis suksdorfii Trel. Native OXSUSuksdorf woodsorrel · Oxalidaceae -
Oxalis trilliifolia Hook. Native OXTRthreeleaf woodsorrel · Oxalidaceae -
Oxytheca dendroidea Nutt. Native OXDEnarrowleaf oxytheca · Polygonaceae -
Packera cana (Hook.) W.A. Weber & Á. Löve Native PACA15woolly groundsel · Asteraceae -
Packera macounii (Greene) W.A. Weber & Á. Löve Native PAMA35Siskiyou Mountain ragwort · Asteraceae -
Packera paupercula (Michx.) Á. Löve & D. Löve Native PAPA20balsam groundsel · Asteraceae -
Panicum capillare L. Native PACA6witchgrass · Poaceae -
Panicum dichotomiflorum Michx. Native PADIfall panicgrass · Poaceae - Panicum dichotomiflorum Michx. var. dichotomiflorum Native PADIDfall panicgrass · Poaceae
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Panicum miliaceum L. Introduced PAMI2proso millet · Poaceae - Panicum miliaceum L. ssp. miliaceum Introduced PAMIMbroomcorn millet · Poaceae
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Papaver somniferum L. Introduced PASO2opium poppy · Papaveraceae -
Parentucellia viscosa (L.) Caruel Introduced PAVI3yellow glandweed · Scrophulariaceae -
Paspalum dilatatum Poir. Introduced PADI3dallisgrass · Poaceae -
Paspalum distichum L. Native PADI6knotgrass · Poaceae -
Paxistima myrsinites (Pursh) Raf. Native PAMYOregon boxleaf · Celastraceae -
Pectocarya penicillata (Hook. & Arn.) A. DC. Native PEPE26sleeping combseed · Boraginaceae -
Pennisetum glaucum (L.) R. Br. Introduced PEGL2pearl millet · Poaceae -
Penstemon acuminatus Douglas ex Lindl. Native PEACsharpleaf penstemon · Scrophulariaceae - Penstemon acuminatus Douglas ex Lindl. var. acuminatus Native PEACAsharpleaf penstemon · Scrophulariaceae
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Penstemon attenuatus Douglas ex Lindl. Native PEAT3sulphur penstemon · Scrophulariaceae - Penstemon attenuatus Douglas ex Lindl. var. attenuatus Native PEATA2sulphur penstemon · Scrophulariaceae
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Penstemon cardwellii Howell Native PECA16Cardwell's beardtongue · Scrophulariaceae -
Penstemon davidsonii Greene Native PEDA2Davidson's penstemon · Scrophulariaceae - Penstemon davidsonii Greene var. menziesii (D.D. Keck) Cronquist Native PEDAM2Menzies' penstemon · Scrophulariaceae
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Penstemon gairdneri Hook. Native PEGAGairdner's beardtongue · Scrophulariaceae -
Penstemon glandulosus Douglas Native PEGL4stickystem penstemon · Scrophulariaceae - Penstemon glandulosus Douglas var. glandulosus Native PEGLG3stickystem penstemon · Scrophulariaceae
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Penstemon rattanii A. Gray Native PERA3Rattan's beardtongue · Scrophulariaceae - Penstemon rattanii A. Gray ssp. rattanii Native PERAR2Rattan's beardtongue · Scrophulariaceae
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Penstemon richardsonii Douglas ex Lindl. Native PERIcutleaf beardtongue · Scrophulariaceae